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+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0883e75 [2019-09-05 11:15:29,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 11:15:29,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 11:15:29,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 11:15:29,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 11:15:29,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 11:15:29,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 11:15:29,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 11:15:29,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 11:15:29,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 11:15:29,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 11:15:29,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 11:15:29,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 11:15:29,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 11:15:29,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 11:15:29,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 11:15:29,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 11:15:29,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 11:15:29,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 11:15:29,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 11:15:29,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 11:15:29,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 11:15:29,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 11:15:29,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 11:15:29,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 11:15:29,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 11:15:29,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 11:15:29,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 11:15:29,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 11:15:29,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 11:15:29,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 11:15:29,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 11:15:29,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 11:15:29,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 11:15:29,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 11:15:29,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 11:15:29,229 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 11:15:29,243 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 11:15:29,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 11:15:29,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 11:15:29,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 11:15:29,245 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 11:15:29,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 11:15:29,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 11:15:29,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 11:15:29,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 11:15:29,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 11:15:29,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 11:15:29,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 11:15:29,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 11:15:29,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 11:15:29,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 11:15:29,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 11:15:29,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 11:15:29,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 11:15:29,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 11:15:29,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 11:15:29,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 11:15:29,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 11:15:29,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 11:15:29,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 11:15:29,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 11:15:29,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 11:15:29,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 11:15:29,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 11:15:29,251 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 11:15:29,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 11:15:29,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 11:15:29,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 11:15:29,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 11:15:29,303 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 11:15:29,304 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-09-05 11:15:29,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d63d36802/93dec4c2a9a946d6aef6b4000dc3ad1b/FLAGc89c4fa83 [2019-09-05 11:15:29,911 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 11:15:29,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-09-05 11:15:29,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d63d36802/93dec4c2a9a946d6aef6b4000dc3ad1b/FLAGc89c4fa83 [2019-09-05 11:15:30,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d63d36802/93dec4c2a9a946d6aef6b4000dc3ad1b [2019-09-05 11:15:30,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 11:15:30,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 11:15:30,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 11:15:30,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 11:15:30,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 11:15:30,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3383e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:30, skipping insertion in model container [2019-09-05 11:15:30,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 11:15:30" (1/1) ... [2019-09-05 11:15:30,235 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 11:15:30,335 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 11:15:31,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:15:31,080 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 11:15:31,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 11:15:31,361 INFO L192 MainTranslator]: Completed translation [2019-09-05 11:15:31,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31 WrapperNode [2019-09-05 11:15:31,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 11:15:31,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 11:15:31,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 11:15:31,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 11:15:31,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31" (1/1) ... [2019-09-05 11:15:31,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31" (1/1) ... [2019-09-05 11:15:31,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31" (1/1) ... [2019-09-05 11:15:31,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31" (1/1) ... [2019-09-05 11:15:31,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31" (1/1) ... [2019-09-05 11:15:31,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31" (1/1) ... [2019-09-05 11:15:31,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31" (1/1) ... [2019-09-05 11:15:31,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 11:15:31,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 11:15:31,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 11:15:31,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 11:15:31,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 11:15:31" (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 11:15:31,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 11:15:31,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 11:15:31,664 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 11:15:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 11:15:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-05 11:15:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-05 11:15:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 11:15:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 11:15:31,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-05 11:15:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-05 11:15:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-05 11:15:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-05 11:15:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-05 11:15:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 11:15:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 11:15:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-05 11:15:31,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-05 11:15:33,929 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 11:15:33,930 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-05 11:15:33,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:15:33 BoogieIcfgContainer [2019-09-05 11:15:33,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 11:15:33,933 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 11:15:33,933 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 11:15:33,933 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 11:15:33,935 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 11:15:33" (1/1) ... [2019-09-05 11:15:33,935 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 11:15:33,964 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 11:15:33,964 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 11:15:33,978 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 11:15:33,991 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 11:15:33,993 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 11:15:34,212 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 157 for LOIs [2019-09-05 11:16:11,393 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 11:16:11,393 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 11:16:11,395 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 193#(and (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~42) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~42) (<= main_~__tmp_44~0 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~42 0) (<= 0 main_~__tmp_44~0) (<= main_~__VERIFIER_assert__Id_MCDC_92~42 0)) [2019-09-05 11:16:11,407 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 11:16:11,407 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 11:16:11,409 INFO L168 Benchmark]: Toolchain (without parser) took 41192.96 ms. Allocated memory was 131.1 MB in the beginning and 427.8 MB in the end (delta: 296.7 MB). Free memory was 84.7 MB in the beginning and 65.0 MB in the end (delta: 19.7 MB). Peak memory consumption was 316.5 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:11,410 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory is still 104.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 11:16:11,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1143.71 ms. Allocated memory was 131.1 MB in the beginning and 199.8 MB in the end (delta: 68.7 MB). Free memory was 84.7 MB in the beginning and 153.3 MB in the end (delta: -68.6 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:11,412 INFO L168 Benchmark]: Boogie Preprocessor took 231.69 ms. Allocated memory is still 199.8 MB. Free memory was 153.3 MB in the beginning and 141.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:11,413 INFO L168 Benchmark]: RCFGBuilder took 2338.39 ms. Allocated memory was 199.8 MB in the beginning and 272.6 MB in the end (delta: 72.9 MB). Free memory was 141.3 MB in the beginning and 173.9 MB in the end (delta: -32.6 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:11,414 INFO L168 Benchmark]: Sifa took 37474.80 ms. Allocated memory was 272.6 MB in the beginning and 427.8 MB in the end (delta: 155.2 MB). Free memory was 173.9 MB in the beginning and 65.0 MB in the end (delta: 108.9 MB). Peak memory consumption was 264.1 MB. Max. memory is 7.1 GB. [2019-09-05 11:16:11,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory is still 104.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1143.71 ms. Allocated memory was 131.1 MB in the beginning and 199.8 MB in the end (delta: 68.7 MB). Free memory was 84.7 MB in the beginning and 153.3 MB in the end (delta: -68.6 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 231.69 ms. Allocated memory is still 199.8 MB. Free memory was 153.3 MB in the beginning and 141.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2338.39 ms. Allocated memory was 199.8 MB in the beginning and 272.6 MB in the end (delta: 72.9 MB). Free memory was 141.3 MB in the beginning and 173.9 MB in the end (delta: -32.6 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. * Sifa took 37474.80 ms. Allocated memory was 272.6 MB in the beginning and 427.8 MB in the end (delta: 155.2 MB). Free memory was 173.9 MB in the beginning and 65.0 MB in the end (delta: 108.9 MB). Peak memory consumption was 264.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 37431 OVERALL_TIME[ms], 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 178 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 176 TOOLS_POST_APPLICATIONS, 36884 TOOLS_POST_TIME[ms], 2 TOOLS_POST_CALL_APPLICATIONS, 56 TOOLS_POST_CALL_TIME[ms], 1 TOOLS_POST_RETURN_APPLICATIONS, 23 TOOLS_POST_RETURN_TIME[ms], 36844 TOOLS_QUANTIFIERELIM_TIME[ms], 12 FLUID_QUERY_TIME[ms], 178 FLUID_QUERIES, 10 FLUID_YES_ANSWERS, 2 DOMAIN_JOIN_APPLICATIONS, 41 DOMAIN_JOIN_TIME[ms], 10 DOMAIN_ALPHA_APPLICATIONS, 171 DOMAIN_ALPHA_TIME[ms], 0 DOMAIN_WIDEN_APPLICATIONS, 0 DOMAIN_WIDEN_TIME[ms], 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0 DOMAIN_ISSUBSETEQ_TIME[ms], 0 DOMAIN_ISBOTTOM_APPLICATIONS, 0 DOMAIN_ISBOTTOM_TIME[ms], 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0 LOOP_SUMMARIZER_OVERALL_TIME[ms], 0 LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 88 CALL_SUMMARIZER_OVERALL_TIME[ms], 0 CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms], 8 PROCEDURE_GRAPH_BUILDER_TIME[ms], 28 PATH_EXPR_TIME[ms], 8 REGEX_TO_DAG_TIME[ms], 111 DAG_COMPRESSION_TIME[ms], 8319 DAG_COMPRESSION_PROCESSED_NODES, 361 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 1285]: 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 193#(and (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~42) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~42) (<= main_~__tmp_44~0 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~42 0) (<= 0 main_~__tmp_44~0) (<= main_~__VERIFIER_assert__Id_MCDC_92~42 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...