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 IntervalDomain -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0883e75 [2019-09-05 11:15:28,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 11:15:28,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 11:15:28,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 11:15:28,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 11:15:28,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 11:15:28,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 11:15:28,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 11:15:28,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 11:15:28,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 11:15:28,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 11:15:28,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 11:15:28,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 11:15:28,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 11:15:28,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 11:15:28,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 11:15:28,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 11:15:28,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 11:15:28,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 11:15:28,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 11:15:28,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 11:15:28,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 11:15:28,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 11:15:28,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 11:15:28,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 11:15:28,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 11:15:28,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 11:15:28,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 11:15:28,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 11:15:28,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 11:15:28,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 11:15:28,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 11:15:28,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 11:15:28,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 11:15:28,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 11:15:28,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 11:15:28,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 11:15:28,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 11:15:28,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 11:15:28,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 11:15:28,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 11:15:28,617 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 [2019-09-05 11:15:28,644 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 11:15:28,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 11:15:28,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 11:15:28,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 11:15:28,650 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 11:15:28,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 11:15:28,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 11:15:28,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 11:15:28,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 11:15:28,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 11:15:28,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 11:15:28,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 11:15:28,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 11:15:28,652 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 11:15:28,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 11:15:28,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 11:15:28,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 11:15:28,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 11:15:28,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 11:15:28,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 11:15:28,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 11:15:28,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 11:15:28,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 11:15:28,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 11:15:28,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 11:15:28,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 11:15:28,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 11:15:28,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 11:15:28,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-05 11:15:28,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 11:15:28,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 11:15:28,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 11:15:28,735 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 11:15:28,736 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 11:15:28,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-09-05 11:15:28,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf7219eb7/36ad445b0db844758624060ac9f1ae6f/FLAG9da7cf10f [2019-09-05 11:15:29,300 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 11:15:29,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-09-05 11:15:29,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf7219eb7/36ad445b0db844758624060ac9f1ae6f/FLAG9da7cf10f [2019-09-05 11:15:29,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf7219eb7/36ad445b0db844758624060ac9f1ae6f [2019-09-05 11:15:29,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 11:15:29,648 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 11:15:29,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 11:15:29,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 11:15:29,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 11:15:29,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:15:29" (1/1) ... [2019-09-05 11:15:29,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b2bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:29, skipping insertion in model container [2019-09-05 11:15:29,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:15:29" (1/1) ... [2019-09-05 11:15:29,664 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 11:15:29,702 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 11:15:30,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:15:30,181 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 11:15:30,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:15:30,270 INFO L192 MainTranslator]: Completed translation [2019-09-05 11:15:30,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30 WrapperNode [2019-09-05 11:15:30,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 11:15:30,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 11:15:30,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 11:15:30,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 11:15:30,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 11:15:30,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 11:15:30,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 11:15:30,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 11:15:30,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30" (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 [2019-09-05 11:15:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 11:15:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 11:15:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 11:15:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 11:15:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-05 11:15:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-05 11:15:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 11:15:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 11:15:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-05 11:15:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-05 11:15:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-05 11:15:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-05 11:15:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-05 11:15:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 11:15:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 11:15:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-05 11:15:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-05 11:15:31,183 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 11:15:31,184 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-05 11:15:31,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:15:31 BoogieIcfgContainer [2019-09-05 11:15:31,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 11:15:31,186 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 11:15:31,186 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 11:15:31,187 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 11:15:31,188 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:15:31" (1/1) ... [2019-09-05 11:15:31,188 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-05 11:15:31,216 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 11:15:31,217 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 11:15:31,228 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 11:15:31,242 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 11:15:31,244 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 11:15:31,381 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 31 for LOIs [2019-09-05 11:16:48,206 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 11:16:48,207 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 11:16:48,209 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 47#(and (<= 0 main_~__tmp_2~0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (<= main_~__tmp_2~0 0) (<= main_~__VERIFIER_assert__Id_MCDC_92~0 0)) [2019-09-05 11:16:48,223 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 11:16:48,223 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 11:16:48,226 INFO L168 Benchmark]: Toolchain (without parser) took 78577.50 ms. Allocated memory was 138.4 MB in the beginning and 342.9 MB in the end (delta: 204.5 MB). Free memory was 85.0 MB in the beginning and 159.5 MB in the end (delta: -74.5 MB). Peak memory consumption was 130.0 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:48,227 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 11:16:48,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.58 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 168.8 MB in the end (delta: -84.0 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:48,232 INFO L168 Benchmark]: Boogie Preprocessor took 99.54 ms. Allocated memory is still 198.7 MB. Free memory was 168.8 MB in the beginning and 165.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:48,239 INFO L168 Benchmark]: RCFGBuilder took 814.21 ms. Allocated memory is still 198.7 MB. Free memory was 164.5 MB in the beginning and 93.4 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:48,241 INFO L168 Benchmark]: Sifa took 77037.59 ms. Allocated memory was 198.7 MB in the beginning and 342.9 MB in the end (delta: 144.2 MB). Free memory was 93.4 MB in the beginning and 159.5 MB in the end (delta: -66.2 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:48,248 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 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 622.58 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 168.8 MB in the end (delta: -84.0 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.54 ms. Allocated memory is still 198.7 MB. Free memory was 168.8 MB in the beginning and 165.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 814.21 ms. Allocated memory is still 198.7 MB. Free memory was 164.5 MB in the beginning and 93.4 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 7.1 GB. * Sifa took 77037.59 ms. Allocated memory was 198.7 MB in the beginning and 342.9 MB in the end (delta: 144.2 MB). Free memory was 93.4 MB in the beginning and 159.5 MB in the end (delta: -66.2 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 76993 OVERALL_TIME[ms], 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 35 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 32 TOOLS_POST_APPLICATIONS, 76722 TOOLS_POST_TIME[ms], 2 TOOLS_POST_CALL_APPLICATIONS, 32 TOOLS_POST_CALL_TIME[ms], 1 TOOLS_POST_RETURN_APPLICATIONS, 8 TOOLS_POST_RETURN_TIME[ms], 76724 TOOLS_QUANTIFIERELIM_TIME[ms], 9 FLUID_QUERY_TIME[ms], 37 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 9 DOMAIN_JOIN_APPLICATIONS, 54 DOMAIN_JOIN_TIME[ms], 0 DOMAIN_ALPHA_APPLICATIONS, 0 DOMAIN_ALPHA_TIME[ms], 1 DOMAIN_WIDEN_APPLICATIONS, 2 DOMAIN_WIDEN_TIME[ms], 2 DOMAIN_ISSUBSETEQ_APPLICATIONS, 14 DOMAIN_ISSUBSETEQ_TIME[ms], 5 DOMAIN_ISBOTTOM_APPLICATIONS, 43 DOMAIN_ISBOTTOM_TIME[ms], 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 54 LOOP_SUMMARIZER_OVERALL_TIME[ms], 54 LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 2 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 49 CALL_SUMMARIZER_OVERALL_TIME[ms], 0 CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 5 PROCEDURE_GRAPH_BUILDER_TIME[ms], 4 PATH_EXPR_TIME[ms], 3 REGEX_TO_DAG_TIME[ms], 31 DAG_COMPRESSION_TIME[ms], 105 DAG_COMPRESSION_PROCESSED_NODES, 60 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 191]: 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 47#(and (<= 0 main_~__tmp_2~0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (<= main_~__tmp_2~0 0) (<= main_~__VERIFIER_assert__Id_MCDC_92~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...