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+lh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0883e75 [2019-09-05 11:15:28,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 11:15:28,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 11:15:28,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 11:15:28,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 11:15:28,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 11:15:28,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 11:15:28,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 11:15:28,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 11:15:28,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 11:15:28,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 11:15:28,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 11:15:28,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 11:15:28,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 11:15:28,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 11:15:28,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 11:15:28,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 11:15:28,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 11:15:28,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 11:15:28,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 11:15:28,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 11:15:28,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 11:15:28,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 11:15:28,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 11:15:28,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 11:15:28,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 11:15:28,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 11:15:28,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 11:15:28,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 11:15:28,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 11:15:28,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 11:15:28,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 11:15:28,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 11:15:28,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 11:15:28,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 11:15:28,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 11:15:28,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 11:15:28,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 11:15:28,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 11:15:28,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 11:15:28,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 11:15:28,682 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 11:15:28,697 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 11:15:28,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 11:15:28,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 11:15:28,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 11:15:28,699 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 11:15:28,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 11:15:28,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 11:15:28,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 11:15:28,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 11:15:28,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 11:15:28,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 11:15:28,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 11:15:28,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 11:15:28,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 11:15:28,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 11:15:28,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 11:15:28,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 11:15:28,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 11:15:28,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 11:15:28,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 11:15:28,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 11:15:28,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 11:15:28,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 11:15:28,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 11:15:28,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 11:15:28,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 11:15:28,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 11:15:28,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 11:15:28,703 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 11:15:28,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 11:15:28,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 11:15:28,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 11:15:28,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 11:15:28,752 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 11:15:28,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-09-05 11:15:28,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade11c83d/6231da7fe7ad4cca8feecae8379549f5/FLAGe5a7634bb [2019-09-05 11:15:29,331 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 11:15:29,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-09-05 11:15:29,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade11c83d/6231da7fe7ad4cca8feecae8379549f5/FLAGe5a7634bb [2019-09-05 11:15:29,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade11c83d/6231da7fe7ad4cca8feecae8379549f5 [2019-09-05 11:15:29,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 11:15:29,706 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 11:15:29,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 11:15:29,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 11:15:29,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 11:15:29,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:15:29" (1/1) ... [2019-09-05 11:15:29,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f658e9 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 11:15:29,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:15:29" (1/1) ... [2019-09-05 11:15:29,729 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 11:15:29,758 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 11:15:30,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:15:30,182 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 11:15:30,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:15:30,300 INFO L192 MainTranslator]: Completed translation [2019-09-05 11:15:30,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30 WrapperNode [2019-09-05 11:15:30,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 11:15:30,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 11:15:30,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 11:15:30,302 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 11:15:30,312 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 11:15:30,312 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 11:15:30,328 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 11:15:30,329 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 11:15:30,360 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 11:15:30,365 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 11:15:30,369 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 11:15:30,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 11:15:30,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 11:15:30,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 11:15:30,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 11:15:30,377 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 11:15:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 11:15:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 11:15:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 11:15:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 11:15:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-05 11:15:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-05 11:15:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 11:15:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 11:15:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-05 11:15:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-05 11:15:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-05 11:15:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-05 11:15:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-05 11:15:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 11:15:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 11:15:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-05 11:15:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-05 11:15:31,169 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 11:15:31,169 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-05 11:15:31,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:15:31 BoogieIcfgContainer [2019-09-05 11:15:31,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 11:15:31,172 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 11:15:31,172 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 11:15:31,172 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 11:15:31,173 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 11:15:31,174 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 11:15:31,203 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 11:15:31,203 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 11:15:31,214 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 11:15:31,225 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 11:15:31,227 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 11:15:31,354 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 31 for LOIs [2019-09-05 11:16:51,005 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 11:16:51,006 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 11:16:51,009 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 36#(and (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (<= main_~__VERIFIER_assert__Id_MCDC_92~1 0) (<= main_~__tmp_3~0 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~1) (<= 0 main_~__tmp_3~0)) [2019-09-05 11:16:51,033 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 11:16:51,033 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 11:16:51,036 INFO L168 Benchmark]: Toolchain (without parser) took 81330.80 ms. Allocated memory was 136.3 MB in the beginning and 396.9 MB in the end (delta: 260.6 MB). Free memory was 82.2 MB in the beginning and 112.2 MB in the end (delta: -30.0 MB). Peak memory consumption was 230.6 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:51,038 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 136.3 MB. Free memory was 101.1 MB in the beginning and 100.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 11:16:51,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.05 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 82.0 MB in the beginning and 167.7 MB in the end (delta: -85.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:51,040 INFO L168 Benchmark]: Boogie Preprocessor took 73.32 ms. Allocated memory is still 197.7 MB. Free memory was 167.7 MB in the beginning and 163.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:51,046 INFO L168 Benchmark]: RCFGBuilder took 796.03 ms. Allocated memory is still 197.7 MB. Free memory was 163.9 MB in the beginning and 92.0 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:51,048 INFO L168 Benchmark]: Sifa took 79861.98 ms. Allocated memory was 197.7 MB in the beginning and 396.9 MB in the end (delta: 199.2 MB). Free memory was 92.0 MB in the beginning and 112.2 MB in the end (delta: -20.2 MB). Peak memory consumption was 179.1 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:51,058 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 136.3 MB. Free memory was 101.1 MB in the beginning and 100.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 593.05 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 82.0 MB in the beginning and 167.7 MB in the end (delta: -85.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.32 ms. Allocated memory is still 197.7 MB. Free memory was 167.7 MB in the beginning and 163.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 796.03 ms. Allocated memory is still 197.7 MB. Free memory was 163.9 MB in the beginning and 92.0 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 7.1 GB. * Sifa took 79861.98 ms. Allocated memory was 197.7 MB in the beginning and 396.9 MB in the end (delta: 199.2 MB). Free memory was 92.0 MB in the beginning and 112.2 MB in the end (delta: -20.2 MB). Peak memory consumption was 179.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 79807 OVERALL_TIME[ms], 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 27 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 24 TOOLS_POST_APPLICATIONS, 79590 TOOLS_POST_TIME[ms], 2 TOOLS_POST_CALL_APPLICATIONS, 37 TOOLS_POST_CALL_TIME[ms], 1 TOOLS_POST_RETURN_APPLICATIONS, 6 TOOLS_POST_RETURN_TIME[ms], 79590 TOOLS_QUANTIFIERELIM_TIME[ms], 7 FLUID_QUERY_TIME[ms], 30 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 5 DOMAIN_JOIN_APPLICATIONS, 36 DOMAIN_JOIN_TIME[ms], 0 DOMAIN_ALPHA_APPLICATIONS, 0 DOMAIN_ALPHA_TIME[ms], 2 DOMAIN_WIDEN_APPLICATIONS, 8 DOMAIN_WIDEN_TIME[ms], 3 DOMAIN_ISSUBSETEQ_APPLICATIONS, 25 DOMAIN_ISSUBSETEQ_TIME[ms], 0 DOMAIN_ISBOTTOM_APPLICATIONS, 0 DOMAIN_ISBOTTOM_TIME[ms], 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 98 LOOP_SUMMARIZER_OVERALL_TIME[ms], 97 LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 3 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 41 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], 26 DAG_COMPRESSION_TIME[ms], 67 DAG_COMPRESSION_PROCESSED_NODES, 37 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 219]: 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 36#(and (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (<= main_~__VERIFIER_assert__Id_MCDC_92~1 0) (<= main_~__tmp_3~0 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~1) (<= 0 main_~__tmp_3~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...