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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/for_infinite_loop_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 06:57:53,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:57:53,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:57:53,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:57:53,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:57:53,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:57:53,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:57:53,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:57:53,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:57:53,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:57:53,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:57:53,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:57:53,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:57:53,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:57:53,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:57:53,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:57:53,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:57:53,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:57:53,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:57:53,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:57:53,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:57:53,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:57:53,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:57:53,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:57:53,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-19 06:57:53,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:57:53,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:57:53,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:57:53,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:57:53,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:57:53,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:57:53,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:57:53,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:57:53,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:57:53,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:57:53,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:57:53,489 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 [2019-09-19 06:57:53,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:57:53,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:57:53,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:57:53,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:57:53,513 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:57:53,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:57:53,513 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:57:53,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:57:53,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:57:53,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:57:53,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:57:53,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:57:53,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:57:53,515 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:57:53,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:57:53,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:57:53,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:57:53,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:57:53,516 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:57:53,516 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:57:53,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:57:53,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:57:53,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:57:53,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:57:53,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:57:53,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:57:53,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:57:53,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:57:53,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 06:57:53,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:57:53,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:57:53,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:57:53,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:57:53,588 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:57:53,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/for_infinite_loop_1.c [2019-09-19 06:57:53,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400790f4e/2f258fb63fcf437bb76f36a0a3d36e33/FLAGd09173d14 [2019-09-19 06:57:54,095 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:57:54,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/for_infinite_loop_1.c [2019-09-19 06:57:54,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400790f4e/2f258fb63fcf437bb76f36a0a3d36e33/FLAGd09173d14 [2019-09-19 06:57:54,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400790f4e/2f258fb63fcf437bb76f36a0a3d36e33 [2019-09-19 06:57:54,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:57:54,533 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:57:54,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:57:54,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:57:54,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:57:54,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32777701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54, skipping insertion in model container [2019-09-19 06:57:54,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,549 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:57:54,568 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:57:54,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:57:54,746 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:57:54,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:57:54,773 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:57:54,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54 WrapperNode [2019-09-19 06:57:54,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:57:54,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:57:54,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:57:54,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:57:54,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (1/1) ... [2019-09-19 06:57:54,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:57:54,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:57:54,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:57:54,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:57:54,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:54" (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 [2019-09-19 06:57:54,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:57:54,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:57:54,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 06:57:54,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:57:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:57:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 06:57:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 06:57:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 06:57:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:57:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:57:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:57:55,145 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:57:55,145 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 06:57:55,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:57:55 BoogieIcfgContainer [2019-09-19 06:57:55,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:57:55,148 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:57:55,148 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:57:55,148 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:57:55,149 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:57:55" (1/1) ... [2019-09-19 06:57:55,150 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:57:55,177 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:57:55,178 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:57:55,185 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:57:55,198 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:57:55,201 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:57:55,284 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-19 06:57:55,856 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2019-09-19 06:57:55,949 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-19 06:57:55,954 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 06:57:55,955 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 06:57:55,956 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 73#false [2019-09-19 06:57:55,964 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 06:57:55,964 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 06:57:55,966 INFO L168 Benchmark]: Toolchain (without parser) took 1433.45 ms. Allocated memory was 127.9 MB in the beginning and 186.6 MB in the end (delta: 58.7 MB). Free memory was 99.6 MB in the beginning and 155.9 MB in the end (delta: -56.3 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-19 06:57:55,967 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 108.0 MB. Free memory was 74.8 MB in the beginning and 74.6 MB in the end (delta: 108.0 kB). Peak memory consumption was 108.0 kB. Max. memory is 7.1 GB. [2019-09-19 06:57:55,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.19 ms. Allocated memory is still 127.9 MB. Free memory was 99.3 MB in the beginning and 90.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-09-19 06:57:55,969 INFO L168 Benchmark]: Boogie Preprocessor took 112.05 ms. Allocated memory was 127.9 MB in the beginning and 157.8 MB in the end (delta: 29.9 MB). Free memory was 90.1 MB in the beginning and 140.9 MB in the end (delta: -50.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. [2019-09-19 06:57:55,970 INFO L168 Benchmark]: RCFGBuilder took 260.50 ms. Allocated memory is still 157.8 MB. Free memory was 140.9 MB in the beginning and 129.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-19 06:57:55,971 INFO L168 Benchmark]: Sifa took 816.97 ms. Allocated memory was 157.8 MB in the beginning and 186.6 MB in the end (delta: 28.8 MB). Free memory was 129.7 MB in the beginning and 155.9 MB in the end (delta: -26.3 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-19 06:57:55,976 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 108.0 MB. Free memory was 74.8 MB in the beginning and 74.6 MB in the end (delta: 108.0 kB). Peak memory consumption was 108.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 240.19 ms. Allocated memory is still 127.9 MB. Free memory was 99.3 MB in the beginning and 90.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.05 ms. Allocated memory was 127.9 MB in the beginning and 157.8 MB in the end (delta: 29.9 MB). Free memory was 90.1 MB in the beginning and 140.9 MB in the end (delta: -50.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 260.50 ms. Allocated memory is still 157.8 MB. Free memory was 140.9 MB in the beginning and 129.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * Sifa took 816.97 ms. Allocated memory was 157.8 MB in the beginning and 186.6 MB in the end (delta: 28.8 MB). Free memory was 129.7 MB in the beginning and 155.9 MB in the end (delta: -26.3 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 779, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 37, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 29, TOOLS_POST_TIME[ms]: 34, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 36, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_APPLICATIONS: 40, TOOLS_QUANTIFIERELIM_TIME[ms]: 54, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 20, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 40, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 339, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 255, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 7, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 624, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 623, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 165, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 55, DAG_COMPRESSION_RETAINED_NODES: 34 - 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...