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 -i ../../../trunk/examples/svcomp/ldv-regression/test_union.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:30:22,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:30:22,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:30:22,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:30:22,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:30:22,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:30:22,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:30:22,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:30:22,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:30:22,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:30:22,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:30:22,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:30:22,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:30:22,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:30:22,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:30:22,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:30:22,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:30:22,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:30:22,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:30:22,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:30:22,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:30:22,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:30:22,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:30:22,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:30:22,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 03:30:22,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:30:22,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:30:22,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:30:22,492 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 [2019-08-31 03:30:22,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:30:22,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:30:22,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:30:22,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:30:22,509 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:30:22,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:30:22,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:30:22,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:30:22,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:30:22,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:30:22,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:30:22,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:30:22,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:30:22,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:30:22,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:30:22,511 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:30:22,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:30:22,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:30:22,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:30:22,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:30:22,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:30:22,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:30:22,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:30:22,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:30:22,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:30:22,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:30:22,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:30:22,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:30:22,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:30:22,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:30:22,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:30:22,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:30:22,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:30:22,560 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:30:22,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_union.c_1.i [2019-08-31 03:30:22,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1d496a3f/25eba737dea74e9c98a80f4e1cd0973b/FLAG9a3a47855 [2019-08-31 03:30:23,116 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:30:23,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_union.c_1.i [2019-08-31 03:30:23,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1d496a3f/25eba737dea74e9c98a80f4e1cd0973b/FLAG9a3a47855 [2019-08-31 03:30:23,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1d496a3f/25eba737dea74e9c98a80f4e1cd0973b [2019-08-31 03:30:23,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:30:23,506 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:30:23,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:30:23,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:30:23,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:30:23,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5045b54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23, skipping insertion in model container [2019-08-31 03:30:23,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,524 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:30:23,541 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:30:23,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:30:23,708 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:30:23,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:30:23,750 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:30:23,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23 WrapperNode [2019-08-31 03:30:23,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:30:23,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:30:23,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:30:23,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:30:23,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23" (1/1) ... [2019-08-31 03:30:23,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:30:23,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:30:23,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:30:23,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:30:23,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:30:23" (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 [2019-08-31 03:30:23,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:30:23,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:30:23,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-31 03:30:23,936 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:30:23,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:30:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-31 03:30:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:30:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 03:30:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:30:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:30:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:30:23,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:30:23,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:30:24,171 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:30:24,172 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 03:30:24,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:30:24 BoogieIcfgContainer [2019-08-31 03:30:24,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:30:24,173 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:30:24,174 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:30:24,174 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:30:24,175 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:30:24" (1/1) ... [2019-08-31 03:30:24,216 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:30:24,217 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:30:24,225 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:30:24,236 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:30:24,237 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:30:24,347 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:30:24,347 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:24,367 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:24,367 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:30:24,368 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:30:24,417 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-08-31 03:30:24,445 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_1|], 3=[|v_old(#valid)_BEFORE_CALL_1|]} [2019-08-31 03:30:24,478 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 03:30:24,478 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:24,481 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:24,481 INFO L464 ElimStorePlain]: Eliminatee |v_old(#valid)_BEFORE_CALL_1| vanished before elimination [2019-08-31 03:30:24,504 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_int)_BEFORE_CALL_1| vanished before elimination [2019-08-31 03:30:24,504 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:30:24,505 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:67, output treesize:1 [2019-08-31 03:30:24,505 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 1 for LOIs [2019-08-31 03:30:24,507 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 03:30:24,508 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 03:30:24,510 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 19#false [2019-08-31 03:30:24,522 INFO L99 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-08-31 03:30:24,525 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 03:30:24,527 INFO L168 Benchmark]: Toolchain (without parser) took 1020.84 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 89.1 MB in the beginning and 150.4 MB in the end (delta: -61.4 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:24,529 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:30:24,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.09 ms. Allocated memory is still 133.2 MB. Free memory was 88.8 MB in the beginning and 79.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:24,536 INFO L168 Benchmark]: Boogie Preprocessor took 113.99 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 79.4 MB in the beginning and 175.1 MB in the end (delta: -95.7 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:24,538 INFO L168 Benchmark]: RCFGBuilder took 307.02 ms. Allocated memory is still 198.2 MB. Free memory was 175.1 MB in the beginning and 163.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:24,541 INFO L168 Benchmark]: Sifa took 351.76 ms. Allocated memory is still 198.2 MB. Free memory was 163.7 MB in the beginning and 150.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:24,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 244.09 ms. Allocated memory is still 133.2 MB. Free memory was 88.8 MB in the beginning and 79.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.99 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 79.4 MB in the beginning and 175.1 MB in the end (delta: -95.7 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 307.02 ms. Allocated memory is still 198.2 MB. Free memory was 175.1 MB in the beginning and 163.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * Sifa took 351.76 ms. Allocated memory is still 198.2 MB. Free memory was 163.7 MB in the beginning and 150.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.3s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 9 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 5 TOOLS_POST_APPLICATIONS, 0.1s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.1s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.2s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 9 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 2 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 0 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.1s CALL_SUMMARIZER_OVERALL_TIME, 0.1s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 37 DAG_COMPRESSION_PROCESSED_NODES, 27 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...