java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/reducercommutativity/avg05-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 02:44:51,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 02:44:51,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 02:44:51,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 02:44:51,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 02:44:51,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 02:44:51,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 02:44:51,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 02:44:51,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 02:44:51,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 02:44:51,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 02:44:51,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 02:44:51,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 02:44:51,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 02:44:51,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 02:44:51,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 02:44:51,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 02:44:51,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 02:44:51,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 02:44:51,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 02:44:51,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 02:44:51,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 02:44:51,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 02:44:51,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 02:44:51,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-18 02:44:51,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 02:44:51,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 02:44:51,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 02:44:51,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 02:44:51,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 02:44:51,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 02:44:51,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 02:44:51,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 02:44:51,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 02:44:51,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 02:44:51,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 02:44:51,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 02:44:51,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 02:44:51,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 02:44:51,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 02:44:51,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 02:44:51,632 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 02:44:51,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 02:44:51,633 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 02:44:51,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 02:44:51,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 02:44:51,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 02:44:51,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 02:44:51,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 02:44:51,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 02:44:51,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 02:44:51,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 02:44:51,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 02:44:51,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 02:44:51,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 02:44:51,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 02:44:51,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 02:44:51,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 02:44:51,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 02:44:51,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 02:44:51,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 02:44:51,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 02:44:51,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 02:44:51,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 02:44:51,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 02:44:51,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 02:44:51,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 02:44:51,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 02:44:51,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 02:44:51,696 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 02:44:51,696 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 02:44:51,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/avg05-1.i [2019-09-18 02:44:51,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/625b9a00c/f25669bb99274104bc0896633e2015fe/FLAG2d11da848 [2019-09-18 02:44:52,237 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 02:44:52,238 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/avg05-1.i [2019-09-18 02:44:52,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/625b9a00c/f25669bb99274104bc0896633e2015fe/FLAG2d11da848 [2019-09-18 02:44:52,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/625b9a00c/f25669bb99274104bc0896633e2015fe [2019-09-18 02:44:52,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 02:44:52,637 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 02:44:52,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 02:44:52,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 02:44:52,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 02:44:52,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:52,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1035caa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52, skipping insertion in model container [2019-09-18 02:44:52,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:52,655 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 02:44:52,673 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 02:44:52,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:44:52,892 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 02:44:52,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:44:52,930 INFO L192 MainTranslator]: Completed translation [2019-09-18 02:44:52,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52 WrapperNode [2019-09-18 02:44:52,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 02:44:52,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 02:44:52,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 02:44:52,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 02:44:53,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:53,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:53,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:53,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:53,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:53,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:53,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52" (1/1) ... [2019-09-18 02:44:53,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 02:44:53,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 02:44:53,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 02:44:53,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 02:44:53,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:44:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 02:44:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 02:44:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 02:44:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2019-09-18 02:44:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 02:44:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 02:44:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 02:44:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2019-09-18 02:44:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 02:44:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 02:44:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 02:44:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 02:44:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 02:44:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 02:44:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 02:44:53,437 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 02:44:53,437 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-18 02:44:53,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:44:53 BoogieIcfgContainer [2019-09-18 02:44:53,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 02:44:53,439 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 02:44:53,439 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 02:44:53,439 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 02:44:53,440 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:44:53" (1/1) ... [2019-09-18 02:44:53,441 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 02:44:53,466 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 02:44:53,466 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 02:44:53,474 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 02:44:53,482 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 02:44:53,484 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 02:44:53,640 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-18 02:44:55,867 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 02:44:56,986 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2019-09-18 02:44:57,588 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 02:44:57,589 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 02:44:57,591 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 128#(and (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0)))) [2019-09-18 02:44:57,603 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 02:44:57,603 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 02:44:57,605 INFO L168 Benchmark]: Toolchain (without parser) took 4967.35 ms. Allocated memory was 132.1 MB in the beginning and 222.3 MB in the end (delta: 90.2 MB). Free memory was 86.6 MB in the beginning and 86.4 MB in the end (delta: 279.1 kB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-18 02:44:57,606 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 02:44:57,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.08 ms. Allocated memory is still 132.1 MB. Free memory was 86.4 MB in the beginning and 75.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-09-18 02:44:57,607 INFO L168 Benchmark]: Boogie Preprocessor took 144.76 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 75.9 MB in the beginning and 174.4 MB in the end (delta: -98.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-18 02:44:57,608 INFO L168 Benchmark]: RCFGBuilder took 361.71 ms. Allocated memory is still 199.2 MB. Free memory was 174.4 MB in the beginning and 158.8 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-09-18 02:44:57,609 INFO L168 Benchmark]: Sifa took 4164.18 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 158.8 MB in the beginning and 86.4 MB in the end (delta: 72.5 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. [2019-09-18 02:44:57,617 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 293.08 ms. Allocated memory is still 132.1 MB. Free memory was 86.4 MB in the beginning and 75.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.76 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 75.9 MB in the beginning and 174.4 MB in the end (delta: -98.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 361.71 ms. Allocated memory is still 199.2 MB. Free memory was 174.4 MB in the beginning and 158.8 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * Sifa took 4164.18 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 158.8 MB in the beginning and 86.4 MB in the end (delta: 72.5 MB). Peak memory consumption was 95.5 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]: 4125, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 59, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 46, TOOLS_POST_TIME[ms]: 1057, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 36, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 117, TOOLS_QUANTIFIERELIM_APPLICATIONS: 59, TOOLS_QUANTIFIERELIM_TIME[ms]: 1177, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 638, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 68, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 21, DOMAIN_JOIN_TIME[ms]: 390, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 2387, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 14, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2938, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2937, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 488, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 487, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 164, DAG_COMPRESSION_RETAINED_NODES: 108 - UnprovableResult [Line: 39]: 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 128#(and (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...