/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_label04.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:12:25,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:12:25,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:12:25,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:12:25,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:12:25,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:12:25,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:12:25,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:12:25,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:12:25,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:12:25,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:12:25,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:12:25,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:12:25,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:12:25,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:12:25,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:12:25,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:12:25,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:12:25,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:12:25,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:12:25,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:12:25,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:12:25,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:12:25,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:12:25,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:12:25,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:12:25,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:12:25,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:12:25,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:12:25,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:12:25,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:12:25,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:12:25,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:12:25,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:12:25,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:12:25,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:12:25,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:12:25,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:12:25,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:12:25,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:12:25,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:12:25,590 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 10:12:25,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:12:25,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:12:25,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:12:25,607 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:12:25,607 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:12:25,607 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:12:25,607 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:12:25,607 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:12:25,608 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:12:25,608 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:12:25,608 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:12:25,608 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:12:25,608 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:12:25,609 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:12:25,609 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:12:25,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:12:25,610 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:12:25,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:12:25,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:12:25,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:12:25,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:12:25,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:12:25,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:12:25,611 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:12:25,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:12:25,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:12:25,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:12:25,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:12:25,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:12:25,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:12:25,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:12:25,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:12:25,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:12:25,613 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:12:25,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:12:25,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:12:25,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:12:25,614 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:12:25,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:12:25,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:12:25,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:12:25,903 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:12:25,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:12:25,904 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label04.c [2019-11-24 10:12:25,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664f6a386/761253db8b1746f6b865fe7e987fdb80/FLAG48d4a7435 [2019-11-24 10:12:26,561 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:12:26,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label04.c [2019-11-24 10:12:26,578 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664f6a386/761253db8b1746f6b865fe7e987fdb80/FLAG48d4a7435 [2019-11-24 10:12:26,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664f6a386/761253db8b1746f6b865fe7e987fdb80 [2019-11-24 10:12:26,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:12:26,836 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:12:26,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:12:26,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:12:26,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:12:26,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:26" (1/1) ... [2019-11-24 10:12:26,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634a231b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:26, skipping insertion in model container [2019-11-24 10:12:26,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:26" (1/1) ... [2019-11-24 10:12:26,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:12:26,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:12:27,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:12:27,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:12:27,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:12:27,693 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:12:27,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27 WrapperNode [2019-11-24 10:12:27,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:12:27,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:12:27,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:12:27,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:12:27,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:12:27,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:12:27,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:12:27,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:12:27,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2019-11-24 10:12:27,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:12:27,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:12:27,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:12:27,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:12:27,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (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 10:12:27,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:12:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:12:30,197 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:12:30,197 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:12:30,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:30 BoogieIcfgContainer [2019-11-24 10:12:30,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:12:30,200 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:12:30,200 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:12:30,200 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:12:30,202 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:30" (1/1) ... [2019-11-24 10:12:30,203 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 10:12:30,232 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:12:30,232 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:12:30,240 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:12:30,248 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:12:30,249 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:12:33,631 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-11-24 10:12:42,718 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 26 [2019-11-24 10:12:42,815 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 26 [2019-11-24 10:12:42,911 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 26 [2019-11-24 10:12:46,529 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 157 [2019-11-24 10:12:47,018 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:12:47,316 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:12:47,519 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:12:47,626 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2019-11-24 10:12:47,737 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2019-11-24 10:12:47,849 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:47,969 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:48,074 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:48,179 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:48,291 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:12:48,404 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:12:48,523 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:48,650 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:48,760 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:48,877 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:49,002 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:12:49,119 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:12:49,229 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:49,359 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:12:49,476 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:12:49,595 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:12:49,728 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:49,849 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:49,969 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:50,103 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:50,235 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:50,361 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:50,503 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:50,639 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:50,778 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:50,921 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:51,056 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:51,191 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:51,328 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:51,464 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:51,600 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:51,753 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:51,894 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:52,036 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:52,184 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:52,331 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:52,477 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:52,640 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:12:52,805 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:12:52,957 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:53,112 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:12:53,267 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:12:53,420 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:53,587 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:53,738 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:53,892 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:54,054 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-11-24 10:12:54,215 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-11-24 10:12:54,372 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:54,541 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:12:54,727 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:12:54,885 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:55,058 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:12:55,222 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:12:55,393 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:12:55,562 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:12:55,731 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:12:55,899 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:12:55,901 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-24 10:12:55,922 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-24 10:12:57,802 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:12:57,919 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:12:58,039 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:13:00,378 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2019-11-24 10:13:00,469 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2019-11-24 10:13:00,567 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2019-11-24 10:13:05,568 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:05,673 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:05,778 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:05,883 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:05,992 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:06,097 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:13:06,215 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:06,326 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:06,437 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:06,548 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:06,660 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:06,770 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:06,891 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:13:07,006 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:13:07,120 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:13:07,247 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:13:07,363 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:13:07,478 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:13:07,607 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:07,727 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:07,848 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:13:07,979 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 171 [2019-11-24 10:13:08,112 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 171 [2019-11-24 10:13:08,241 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:13:08,383 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:13:08,513 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:13:08,645 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:13:08,784 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 172 [2019-11-24 10:13:08,922 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 172 [2019-11-24 10:13:09,060 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:09,204 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:09,342 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:09,479 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:13:09,629 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:13:09,772 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:13:09,915 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:13:10,072 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:13:10,221 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:13:10,369 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:13:10,527 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:13:10,687 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:13:10,843 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:11,008 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:13:11,166 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:13:11,320 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:11,475 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:11,628 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:11,781 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:13:11,954 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:13:12,116 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:13:12,276 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:13:12,446 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:13:12,619 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:13:12,785 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:13:12,964 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:13:13,136 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:13:13,307 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:13:13,489 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 184 [2019-11-24 10:13:13,675 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 184 [2019-11-24 10:13:13,854 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-24 10:13:13,855 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-24 10:13:13,868 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-24 10:13:17,723 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2019-11-24 10:13:17,855 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2019-11-24 10:13:18,019 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:13:18,037 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:13:18,037 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:13:18,040 INFO L168 Benchmark]: Toolchain (without parser) took 51203.50 ms. Allocated memory was 145.8 MB in the beginning and 1.1 GB in the end (delta: 944.8 MB). Free memory was 100.5 MB in the beginning and 79.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 966.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:18,045 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 10:13:18,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 855.76 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 166.1 MB in the end (delta: -65.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:18,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.08 ms. Allocated memory is still 203.4 MB. Free memory was 166.1 MB in the beginning and 160.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:18,051 INFO L168 Benchmark]: Boogie Preprocessor took 112.46 ms. Allocated memory is still 203.4 MB. Free memory was 160.8 MB in the beginning and 155.3 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:18,054 INFO L168 Benchmark]: RCFGBuilder took 2300.93 ms. Allocated memory was 203.4 MB in the beginning and 247.5 MB in the end (delta: 44.0 MB). Free memory was 155.3 MB in the beginning and 186.8 MB in the end (delta: -31.5 MB). Peak memory consumption was 110.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:18,059 INFO L168 Benchmark]: Sifa took 47837.80 ms. Allocated memory was 247.5 MB in the beginning and 1.1 GB in the end (delta: 843.1 MB). Free memory was 186.8 MB in the beginning and 79.0 MB in the end (delta: 107.8 MB). Peak memory consumption was 950.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:18,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 855.76 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 166.1 MB in the end (delta: -65.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 88.08 ms. Allocated memory is still 203.4 MB. Free memory was 166.1 MB in the beginning and 160.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.46 ms. Allocated memory is still 203.4 MB. Free memory was 160.8 MB in the beginning and 155.3 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2300.93 ms. Allocated memory was 203.4 MB in the beginning and 247.5 MB in the end (delta: 44.0 MB). Free memory was 155.3 MB in the beginning and 186.8 MB in the end (delta: -31.5 MB). Peak memory consumption was 110.8 MB. Max. memory is 7.1 GB. * Sifa took 47837.80 ms. Allocated memory was 247.5 MB in the beginning and 1.1 GB in the end (delta: 843.1 MB). Free memory was 186.8 MB in the beginning and 79.0 MB in the end (delta: 107.8 MB). Peak memory consumption was 950.8 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]: 47788, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 232, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 675, TOOLS_POST_TIME[ms]: 576, 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: 674, TOOLS_QUANTIFIERELIM_TIME[ms]: 443, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 30, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 40907, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 5266, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 268, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 36, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 468, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 46623, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 46622, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, 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]: 8, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 112, DAG_COMPRESSION_PROCESSED_NODES: 2198, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 490]: 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 8316#(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 9) (<= ~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) (<= 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) (= ~a17~0 7) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= 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...