java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test20.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a2187f8 [2019-09-02 14:16:49,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 14:16:49,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 14:16:49,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 14:16:49,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 14:16:49,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 14:16:49,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 14:16:49,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 14:16:49,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 14:16:49,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 14:16:49,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 14:16:49,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 14:16:49,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 14:16:49,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 14:16:49,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 14:16:49,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 14:16:49,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 14:16:49,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 14:16:49,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 14:16:49,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 14:16:49,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 14:16:49,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 14:16:49,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 14:16:49,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 14:16:49,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-02 14:16:49,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 14:16:49,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 14:16:49,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 14:16:49,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 14:16:49,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 14:16:49,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 14:16:49,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 14:16:49,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 14:16:49,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 14:16:49,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 14:16:49,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 14:16:49,561 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 [2019-09-02 14:16:49,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 14:16:49,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 14:16:49,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 14:16:49,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 14:16:49,585 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 14:16:49,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 14:16:49,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-02 14:16:49,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 14:16:49,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-02 14:16:49,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 14:16:49,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 14:16:49,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 14:16:49,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 14:16:49,587 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-02 14:16:49,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 14:16:49,588 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 14:16:49,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 14:16:49,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 14:16:49,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 14:16:49,588 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 14:16:49,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 14:16:49,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 14:16:49,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 14:16:49,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 14:16:49,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 14:16:49,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 14:16:49,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 14:16:49,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 14:16:49,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-02 14:16:49,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 14:16:49,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 14:16:49,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 14:16:49,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 14:16:49,641 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 14:16:49,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test20.c [2019-09-02 14:16:49,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33ca6648b/25b8e3dc0da94585a00ffc7cc6d7c4f5/FLAGec5bb4c15 [2019-09-02 14:16:50,218 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 14:16:50,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test20.c [2019-09-02 14:16:50,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33ca6648b/25b8e3dc0da94585a00ffc7cc6d7c4f5/FLAGec5bb4c15 [2019-09-02 14:16:50,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33ca6648b/25b8e3dc0da94585a00ffc7cc6d7c4f5 [2019-09-02 14:16:50,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 14:16:50,568 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 14:16:50,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 14:16:50,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 14:16:50,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 14:16:50,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d522d19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50, skipping insertion in model container [2019-09-02 14:16:50,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,588 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 14:16:50,603 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 14:16:50,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 14:16:50,816 INFO L188 MainTranslator]: Completed pre-run [2019-09-02 14:16:50,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 14:16:50,850 INFO L192 MainTranslator]: Completed translation [2019-09-02 14:16:50,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50 WrapperNode [2019-09-02 14:16:50,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 14:16:50,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-02 14:16:50,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-02 14:16:50,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-02 14:16:50,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50" (1/1) ... [2019-09-02 14:16:50,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-02 14:16:50,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-02 14:16:50,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-02 14:16:50,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-02 14:16:50,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:50" (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 [2019-09-02 14:16:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-02 14:16:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-02 14:16:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure equal [2019-09-02 14:16:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-02 14:16:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-02 14:16:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure equal [2019-09-02 14:16:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-02 14:16:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-02 14:16:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-02 14:16:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-02 14:16:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-02 14:16:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-02 14:16:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-02 14:16:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-02 14:16:51,257 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-02 14:16:51,257 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-02 14:16:51,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 02:16:51 BoogieIcfgContainer [2019-09-02 14:16:51,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-02 14:16:51,261 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-02 14:16:51,261 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-02 14:16:51,262 INFO L275 PluginConnector]: Sifa initialized [2019-09-02 14:16:51,263 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 02:16:51" (1/1) ... [2019-09-02 14:16:51,270 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-02 14:16:51,327 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-02 14:16:51,328 INFO L169 IcfgInterpreter]: Building call graph [2019-09-02 14:16:51,334 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-02 14:16:51,342 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-02 14:16:51,344 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-02 14:16:51,587 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 50 for LOIs [2019-09-02 14:16:51,590 INFO L199 IcfgInterpreter]: Interpreting procedure equal with input of size 58 for LOIs [2019-09-02 14:16:51,608 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-02 14:16:51,609 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-02 14:16:51,612 INFO L193 IcfgInterpreter]: Reachable states at location equalErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 19#(and (= equal_~b.offset |equal_#in~b.offset|) (= |~#b~0.base| |equal_#in~b.base|) (= |~#a~0.base| |equal_#in~a.base|) (<= |equal_#in~b.offset| 0) (= 0 |#NULL.base|) (<= equal_~b.offset 0) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= equal_~a.base equal_~b.base) (<= 0 |#NULL.offset|) (= (select |#valid| |~#b~0.base|) 1) (= |equal_#in~a.offset| |~#a~0.offset|) (not (= |~#b~0.base| 0)) (<= 0 |~#b~0.offset|) (= 0 |~#b~0.offset|) (<= 0 equal_~b.offset) (not (= 0 |~#a~0.base|)) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (<= 0 |equal_#in~b.offset|) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= |~#a~0.offset| 0) (= |equal_#in~a.offset| equal_~a.offset) (< |~#a~0.base| |#StackHeapBarrier|) (<= |~#b~0.offset| 0) (= equal_~b.base |equal_#in~b.base|) (= 4 (select |#length| |~#b~0.base|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (<= |#NULL.offset| 0) (= equal_~b.offset equal_~a.offset) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (<= 0 equal_~a.offset) (<= equal_~a.offset 0) (= |equal_#in~b.offset| |~#b~0.offset|) (= 0 (select |#valid| 0)) (<= |equal_#in~a.offset| 0) (= equal_~a.base |equal_#in~a.base|) (<= 0 |equal_#in~a.offset|) (= |#NULL.offset| 0)) [2019-09-02 14:16:51,632 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-02 14:16:51,633 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-02 14:16:51,634 INFO L168 Benchmark]: Toolchain (without parser) took 1066.37 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 83.1 MB in the beginning and 144.9 MB in the end (delta: -61.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-02 14:16:51,635 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 101.7 MB in the beginning and 101.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-02 14:16:51,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.90 ms. Allocated memory is still 135.8 MB. Free memory was 82.9 MB in the beginning and 73.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:51,637 INFO L168 Benchmark]: Boogie Preprocessor took 120.19 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 73.6 MB in the beginning and 173.9 MB in the end (delta: -100.3 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:51,638 INFO L168 Benchmark]: RCFGBuilder took 288.96 ms. Allocated memory is still 196.6 MB. Free memory was 173.9 MB in the beginning and 161.0 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:51,639 INFO L168 Benchmark]: Sifa took 371.75 ms. Allocated memory is still 196.6 MB. Free memory was 161.0 MB in the beginning and 144.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:51,642 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 135.8 MB. Free memory was 101.7 MB in the beginning and 101.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 279.90 ms. Allocated memory is still 135.8 MB. Free memory was 82.9 MB in the beginning and 73.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.19 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 73.6 MB in the beginning and 173.9 MB in the end (delta: -100.3 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 288.96 ms. Allocated memory is still 196.6 MB. Free memory was 173.9 MB in the beginning and 161.0 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * Sifa took 371.75 ms. Allocated memory is still 196.6 MB. Free memory was 161.0 MB in the beginning and 144.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.3s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 9 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 5 TOOLS_POST_APPLICATIONS, 0.0s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.2s TOOLS_POST_RETURN_TIME, 0.2s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 9 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 2 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 0 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 0.0s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 35 DAG_COMPRESSION_PROCESSED_NODES, 27 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 10]: 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...