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/bitvector/soft_float_1-3.c.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:29:17,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:29:17,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:29:17,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:29:17,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:29:17,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:29:17,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:29:17,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:29:17,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:29:17,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:29:17,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:29:17,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:29:17,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:29:17,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:29:17,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:29:17,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:29:17,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:29:17,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:29:17,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:29:17,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:29:17,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:29:17,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:29:17,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:29:17,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:29:17,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 15:29:17,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:29:17,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:29:17,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:29:17,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:29:17,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:29:17,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:29:17,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:29:17,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:29:17,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:29:17,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:29:17,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:29:17,373 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 15:29:17,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:29:17,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:29:17,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:29:17,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:29:17,391 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:29:17,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:29:17,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:29:17,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:29:17,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:29:17,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:29:17,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:29:17,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:29:17,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:29:17,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:29:17,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:29:17,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:29:17,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:29:17,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:29:17,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:29:17,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:29:17,397 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:29:17,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:29:17,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:29:17,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:29:17,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:29:17,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:29:17,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:29:17,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:29:17,399 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 15:29:17,440 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:29:17,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:29:17,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:29:17,457 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:29:17,457 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:29:17,458 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/soft_float_1-3.c.cil.c [2019-09-05 15:29:17,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a194a4389/26ea7073a62e488280f608543b9554e0/FLAG594c6932a [2019-09-05 15:29:18,053 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:29:18,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/soft_float_1-3.c.cil.c [2019-09-05 15:29:18,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a194a4389/26ea7073a62e488280f608543b9554e0/FLAG594c6932a [2019-09-05 15:29:18,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a194a4389/26ea7073a62e488280f608543b9554e0 [2019-09-05 15:29:18,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:29:18,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:29:18,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:29:18,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:29:18,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:29:18,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@840a4c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18, skipping insertion in model container [2019-09-05 15:29:18,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,366 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:29:18,411 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:29:18,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:29:18,653 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:29:18,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:29:18,818 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:29:18,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18 WrapperNode [2019-09-05 15:29:18,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:29:18,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:29:18,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:29:18,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:29:18,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18" (1/1) ... [2019-09-05 15:29:18,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:29:18,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:29:18,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:29:18,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:29:18,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:29:18" (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 15:29:18,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:29:18,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:29:18,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 15:29:18,936 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2019-09-05 15:29:18,937 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2019-09-05 15:29:18,937 INFO L138 BoogieDeclarations]: Found implementation of procedure mulflt [2019-09-05 15:29:18,938 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:29:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:29:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-05 15:29:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-05 15:29:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 15:29:18,938 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2019-09-05 15:29:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2019-09-05 15:29:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure mulflt [2019-09-05 15:29:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:29:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:29:18,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:29:19,495 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:29:19,496 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-05 15:29:19,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:29:19 BoogieIcfgContainer [2019-09-05 15:29:19,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:29:19,498 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:29:19,498 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:29:19,498 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:29:19,499 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:29:19" (1/1) ... [2019-09-05 15:29:19,499 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 15:29:19,523 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:29:19,524 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:29:19,533 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:29:19,543 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:29:19,544 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:29:19,591 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-05 15:29:20,652 INFO L199 IcfgInterpreter]: Interpreting procedure addflt with input of size 1 for LOIs [2019-09-05 15:29:20,850 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-05 15:29:20,851 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:29:20,852 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:29:20,854 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 393#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-05 15:29:20,876 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:29:20,876 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:29:20,879 INFO L168 Benchmark]: Toolchain (without parser) took 2527.40 ms. Allocated memory was 140.0 MB in the beginning and 223.9 MB in the end (delta: 83.9 MB). Free memory was 86.3 MB in the beginning and 181.3 MB in the end (delta: -95.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 15:29:20,881 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 15:29:20,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.29 ms. Allocated memory was 140.0 MB in the beginning and 198.7 MB in the end (delta: 58.7 MB). Free memory was 86.1 MB in the beginning and 173.9 MB in the end (delta: -87.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-05 15:29:20,885 INFO L168 Benchmark]: Boogie Preprocessor took 56.20 ms. Allocated memory is still 198.7 MB. Free memory was 173.9 MB in the beginning and 172.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-05 15:29:20,885 INFO L168 Benchmark]: RCFGBuilder took 615.02 ms. Allocated memory is still 198.7 MB. Free memory was 172.1 MB in the beginning and 143.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2019-09-05 15:29:20,887 INFO L168 Benchmark]: Sifa took 1378.93 ms. Allocated memory was 198.7 MB in the beginning and 223.9 MB in the end (delta: 25.2 MB). Free memory was 143.4 MB in the beginning and 181.3 MB in the end (delta: -37.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 15:29:20,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 467.29 ms. Allocated memory was 140.0 MB in the beginning and 198.7 MB in the end (delta: 58.7 MB). Free memory was 86.1 MB in the beginning and 173.9 MB in the end (delta: -87.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.20 ms. Allocated memory is still 198.7 MB. Free memory was 173.9 MB in the beginning and 172.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 615.02 ms. Allocated memory is still 198.7 MB. Free memory was 172.1 MB in the beginning and 143.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Sifa took 1378.93 ms. Allocated memory was 198.7 MB in the beginning and 223.9 MB in the end (delta: 25.2 MB). Free memory was 143.4 MB in the beginning and 181.3 MB in the end (delta: -37.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1331, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 253, DAG_INTERPRETER_EARLY_EXITS: 6, TOOLS_POST_APPLICATIONS: 214, TOOLS_POST_TIME[ms]: 129, TOOLS_POST_CALL_APPLICATIONS: 34, TOOLS_POST_CALL_TIME[ms]: 544, TOOLS_POST_RETURN_APPLICATIONS: 26, TOOLS_POST_RETURN_TIME[ms]: 53, TOOLS_QUANTIFIERELIM_TIME[ms]: 632, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 258, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 93, DOMAIN_JOIN_TIME[ms]: 155, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 28, DOMAIN_ISSUBSETEQ_TIME[ms]: 67, DOMAIN_ISBOTTOM_APPLICATIONS: 74, DOMAIN_ISBOTTOM_TIME[ms]: 184, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 89, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 88, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 26, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 549, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 69, DAG_COMPRESSION_PROCESSED_NODES: 1026, DAG_COMPRESSION_RETAINED_NODES: 418 - UnprovableResult [Line: 7]: 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 393#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...