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/ldv-regression/test29-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:45:29,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:45:29,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:45:29,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:45:29,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:45:29,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:45:29,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:45:29,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:45:29,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:45:29,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:45:29,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:45:29,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:45:29,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:45:29,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:45:29,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:45:29,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:45:29,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:45:29,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:45:29,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:45:29,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:45:29,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:45:29,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:45:29,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:45:29,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:45:29,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 15:45:29,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:45:29,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:45:29,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:45:29,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:45:29,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:45:29,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:45:29,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:45:29,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:45:29,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:45:29,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:45:29,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:45:29,574 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 [2019-09-20 15:45:29,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:45:29,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:45:29,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:45:29,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:45:29,593 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:45:29,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:45:29,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:45:29,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:45:29,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:45:29,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:45:29,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:45:29,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:45:29,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:45:29,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:45:29,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:45:29,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:45:29,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:45:29,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:45:29,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:45:29,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:45:29,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:45:29,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:45:29,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:45:29,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:45:29,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:45:29,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:45:29,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:45:29,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:45:29,599 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 [2019-09-20 15:45:29,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:45:29,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:45:29,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:45:29,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:45:29,685 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:45:29,686 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test29-2.c [2019-09-20 15:45:29,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a414ab12b/e3d79d7a31c4403581c2662cbc5deec1/FLAG4911a1eed [2019-09-20 15:45:30,220 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:45:30,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test29-2.c [2019-09-20 15:45:30,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a414ab12b/e3d79d7a31c4403581c2662cbc5deec1/FLAG4911a1eed [2019-09-20 15:45:30,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a414ab12b/e3d79d7a31c4403581c2662cbc5deec1 [2019-09-20 15:45:30,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:45:30,578 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:45:30,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:45:30,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:45:30,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:45:30,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f5c2100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30, skipping insertion in model container [2019-09-20 15:45:30,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,596 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:45:30,613 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:45:30,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:45:30,820 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:45:30,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:45:30,849 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:45:30,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30 WrapperNode [2019-09-20 15:45:30,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:45:30,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:45:30,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:45:30,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:45:30,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30" (1/1) ... [2019-09-20 15:45:30,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:45:30,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:45:30,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:45:30,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:45:30,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:45:30" (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 [2019-09-20 15:45:31,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:45:31,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:45:31,033 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:45:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:45:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:45:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:45:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:45:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:45:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:45:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:45:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:45:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:45:31,435 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:45:31,436 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 15:45:31,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:45:31 BoogieIcfgContainer [2019-09-20 15:45:31,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:45:31,438 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:45:31,438 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:45:31,438 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:45:31,439 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:45:31" (1/1) ... [2019-09-20 15:45:31,440 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 [2019-09-20 15:45:31,461 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:45:31,461 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:45:31,468 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:45:31,477 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:45:31,479 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:45:31,620 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 15:45:31,733 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:45:31,733 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:45:31,741 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 13#(and (<= main_~n~0 2147483647) (not (= |main_~#d1~0.base| 0)) (< |main_~#d1~0.base| |#StackHeapBarrier|) (= 0 |main_~#d2~0.offset|) (= 0 |#NULL.base|) (= main_~pd~0.base |main_~#d2~0.base|) (or (and (= |main_~#d1~0.offset| main_~pd~0.offset) (= |main_~#d1~0.base| main_~pd~0.base)) (= main_~n~0 0)) (= (select |old(#valid)| |main_~#d1~0.base|) 0) (= |#memory_int| (store |old(#memory_int)| main_~pd~0.base (store (select |old(#memory_int)| main_~pd~0.base) main_~pd~0.offset 0))) (< |main_~#d2~0.base| |#StackHeapBarrier|) (<= 0 (+ main_~n~0 2147483648)) (= 0 |main_~#d1~0.offset|) (= 0 (select |old(#valid)| 0)) (= |main_~#d2~0.offset| main_~pd~0.offset) (= |#length| (store (store |old(#length)| |main_~#d1~0.base| 4) |main_~#d2~0.base| 4)) (= (select (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base|) 0) (= |#valid| (store (store |old(#valid)| |main_~#d1~0.base| 1) |main_~#d2~0.base| 1)) (not (= 0 |main_~#d2~0.base|)) (= |#NULL.offset| 0) (not (= 0 (select (select |#memory_int| |main_~#d2~0.base|) |main_~#d2~0.offset|)))) [2019-09-20 15:45:31,766 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 15:45:31,766 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:45:31,768 INFO L168 Benchmark]: Toolchain (without parser) took 1189.36 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 83.5 MB in the beginning and 139.3 MB in the end (delta: -55.8 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:45:31,769 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory was 101.9 MB in the beginning and 101.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:45:31,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.22 ms. Allocated memory is still 135.8 MB. Free memory was 83.3 MB in the beginning and 73.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:45:31,771 INFO L168 Benchmark]: Boogie Preprocessor took 120.52 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 73.4 MB in the beginning and 173.9 MB in the end (delta: -100.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:45:31,772 INFO L168 Benchmark]: RCFGBuilder took 466.25 ms. Allocated memory is still 196.6 MB. Free memory was 173.9 MB in the beginning and 152.8 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:45:31,773 INFO L168 Benchmark]: Sifa took 328.71 ms. Allocated memory is still 196.6 MB. Free memory was 152.8 MB in the beginning and 139.3 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:45:31,777 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory was 101.9 MB in the beginning and 101.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 270.22 ms. Allocated memory is still 135.8 MB. Free memory was 83.3 MB in the beginning and 73.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.52 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 73.4 MB in the beginning and 173.9 MB in the end (delta: -100.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 466.25 ms. Allocated memory is still 196.6 MB. Free memory was 173.9 MB in the beginning and 152.8 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Sifa took 328.71 ms. Allocated memory is still 196.6 MB. Free memory was 152.8 MB in the beginning and 139.3 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 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]: 281, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 6, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 4, TOOLS_POST_TIME[ms]: 98, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 107, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 84, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 6, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 102, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 95, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 95, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 9, DAG_COMPRESSION_PROCESSED_NODES: 26, DAG_COMPRESSION_RETAINED_NODES: 18 - PositiveResult [Line: 27]: 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...