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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/trex02-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:25:58,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:25:58,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:25:58,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:25:58,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:25:58,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:25:58,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:25:58,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:25:58,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:25:58,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:25:58,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:25:58,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:25:58,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:25:58,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:25:58,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:25:58,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:25:58,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:25:58,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:25:58,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:25:58,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:25:58,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:25:58,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:25:58,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:25:58,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:25:58,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:25:58,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:25:58,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:25:58,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:25:58,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:25:58,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:25:58,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:25:58,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:25:58,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:25:58,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:25:58,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:25:58,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:25:58,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:25:58,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:25:58,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:25:58,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:25:58,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:25:58,583 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 [2019-09-21 08:25:58,598 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:25:58,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:25:58,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:25:58,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:25:58,600 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:25:58,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:25:58,601 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:25:58,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:25:58,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:25:58,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:25:58,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:25:58,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:25:58,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:25:58,602 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:25:58,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:25:58,603 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:25:58,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:25:58,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:25:58,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:25:58,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:25:58,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:25:58,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:25:58,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:25:58,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:25:58,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:25:58,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:25:58,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:25:58,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:25:58,606 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 -> TopInputCallSummarizer 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_QUICK [2019-09-21 08:25:58,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:25:58,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:25:58,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:25:58,657 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:25:58,657 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:25:58,658 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex02-1.c [2019-09-21 08:25:58,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32d51816/32eaf41e1869458f9cf033b15945b23e/FLAGbdbb47803 [2019-09-21 08:25:59,159 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:25:59,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex02-1.c [2019-09-21 08:25:59,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32d51816/32eaf41e1869458f9cf033b15945b23e/FLAGbdbb47803 [2019-09-21 08:25:59,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32d51816/32eaf41e1869458f9cf033b15945b23e [2019-09-21 08:25:59,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:25:59,564 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:25:59,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:25:59,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:25:59,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:25:59,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272781b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59, skipping insertion in model container [2019-09-21 08:25:59,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,583 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:25:59,601 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:25:59,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:25:59,797 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:25:59,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:25:59,822 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:25:59,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59 WrapperNode [2019-09-21 08:25:59,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:25:59,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:25:59,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:25:59,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:25:59,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59" (1/1) ... [2019-09-21 08:25:59,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:25:59,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:25:59,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:25:59,949 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:25:59,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:25:59" (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 [2019-09-21 08:26:00,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:26:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:26:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 08:26:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-09-21 08:26:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:26:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:26:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 08:26:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-21 08:26:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:26:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-09-21 08:26:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:26:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:26:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:26:00,201 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:26:00,201 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 08:26:00,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:00 BoogieIcfgContainer [2019-09-21 08:26:00,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:26:00,204 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:26:00,204 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:26:00,204 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:26:00,206 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,206 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:26:00,235 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:26:00,235 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:26:00,246 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:26:00,266 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:26:00,268 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:26:00,395 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 6 for LOIs [2019-09-21 08:26:00,583 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 14 for LOIs [2019-09-21 08:26:00,602 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:26:00,602 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:26:00,604 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 71#(and (or (and (= |__VERIFIER_assert_#in~cond| 1) (<= ~x~0 0)) (and (not (<= ~x~0 0)) (= |__VERIFIER_assert_#in~cond| 0))) (not (< 0 ~x~0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-21 08:26:00,613 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-21 08:26:00,614 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:26:00,617 INFO L168 Benchmark]: Toolchain (without parser) took 1052.19 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.8 MB in the beginning and 147.3 MB in the end (delta: -61.5 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:00,618 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 131.6 MB. Free memory was 104.4 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:26:00,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.60 ms. Allocated memory is still 131.6 MB. Free memory was 85.5 MB in the beginning and 76.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:00,620 INFO L168 Benchmark]: Boogie Preprocessor took 124.57 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 76.2 MB in the beginning and 175.5 MB in the end (delta: -99.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:00,622 INFO L168 Benchmark]: RCFGBuilder took 254.89 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 162.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:00,622 INFO L168 Benchmark]: Sifa took 410.26 ms. Allocated memory is still 198.7 MB. Free memory was 162.0 MB in the beginning and 147.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:00,627 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 131.6 MB. Free memory was 104.4 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 258.60 ms. Allocated memory is still 131.6 MB. Free memory was 85.5 MB in the beginning and 76.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.57 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 76.2 MB in the beginning and 175.5 MB in the end (delta: -99.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 254.89 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 162.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * Sifa took 410.26 ms. Allocated memory is still 198.7 MB. Free memory was 162.0 MB in the beginning and 147.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 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]: 369, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 40, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 25, TOOLS_POST_TIME[ms]: 42, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 54, TOOLS_POST_RETURN_APPLICATIONS: 9, TOOLS_POST_RETURN_TIME[ms]: 18, TOOLS_QUANTIFIERELIM_APPLICATIONS: 45, TOOLS_QUANTIFIERELIM_TIME[ms]: 87, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 45, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 11, DOMAIN_JOIN_TIME[ms]: 109, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 9, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 11, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 109, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 108, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 9, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 58, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 57, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 98, DAG_COMPRESSION_RETAINED_NODES: 49 - PositiveResult [Line: 5]: 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...