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/array-examples/standard_sentinel.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:13:06,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:13:06,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:13:06,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:13:06,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:13:06,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:13:06,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:13:06,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:13:06,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:13:06,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:13:06,702 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:13:06,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:13:06,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:13:06,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:13:06,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:13:06,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:13:06,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:13:06,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:13:06,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:13:06,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:13:06,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:13:06,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:13:06,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:13:06,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:13:06,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:13:06,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:13:06,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:13:06,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:13:06,731 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 [2019-08-17 21:13:06,745 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:13:06,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:13:06,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:13:06,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:13:06,747 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:13:06,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:13:06,748 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:13:06,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:13:06,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:13:06,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:13:06,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:13:06,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:13:06,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:13:06,749 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:13:06,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:13:06,750 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:13:06,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:13:06,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:13:06,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:13:06,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:13:06,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:13:06,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:13:06,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:13:06,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:13:06,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:13:06,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:13:06,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:13:06,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:13:06,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:13:06,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:13:06,796 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:13:06,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:13:06,801 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:13:06,802 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:13:06,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-08-17 21:13:06,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/315477a6c/c4b8762243034637a1a24f95c4de8255/FLAG545cf7c91 [2019-08-17 21:13:07,337 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:13:07,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-08-17 21:13:07,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/315477a6c/c4b8762243034637a1a24f95c4de8255/FLAG545cf7c91 [2019-08-17 21:13:07,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/315477a6c/c4b8762243034637a1a24f95c4de8255 [2019-08-17 21:13:07,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:13:07,701 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:13:07,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:07,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:13:07,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:13:07,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1efae724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:07, skipping insertion in model container [2019-08-17 21:13:07,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:13:07" (1/1) ... [2019-08-17 21:13:07,718 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:13:07,736 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:13:07,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:07,955 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:13:07,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:13:08,008 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:13:08,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08 WrapperNode [2019-08-17 21:13:08,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:13:08,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:13:08,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:13:08,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:13:08,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08" (1/1) ... [2019-08-17 21:13:08,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08" (1/1) ... [2019-08-17 21:13:08,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08" (1/1) ... [2019-08-17 21:13:08,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08" (1/1) ... [2019-08-17 21:13:08,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08" (1/1) ... [2019-08-17 21:13:08,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08" (1/1) ... [2019-08-17 21:13:08,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08" (1/1) ... [2019-08-17 21:13:08,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:13:08,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:13:08,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:13:08,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:13:08,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:13:08" (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 [2019-08-17 21:13:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:13:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:13:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:13:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:13:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:13:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:13:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:13:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:13:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:13:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:13:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:13:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:13:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:13:08,467 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:13:08,467 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-17 21:13:08,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:08 BoogieIcfgContainer [2019-08-17 21:13:08,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:13:08,477 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:13:08,477 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:13:08,478 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:13:08,479 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:13:08" (1/1) ... [2019-08-17 21:13:08,504 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:13:08,506 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:13:08,513 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:13:08,521 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:13:08,523 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:13:08,641 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-17 21:13:08,642 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,689 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:08,690 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,690 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2019-08-17 21:13:08,704 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-17 21:13:08,827 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-17 21:13:08,827 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,846 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:13:08,848 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,849 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:27, output treesize:28 [2019-08-17 21:13:08,855 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:13:08,884 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2019-08-17 21:13:08,885 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,948 INFO L567 ElimStorePlain]: treesize reduction 96, result has 20.7 percent of original size [2019-08-17 21:13:08,949 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:13:08,950 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:125, output treesize:25 [2019-08-17 21:13:08,981 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:13:08,981 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:13:08,984 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 67#(and (= main_~__VERIFIER_assert__cond~0 0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (+ (* 4 main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (or (and (not (<= main_~main__i~0 main_~main__pos~0)) (= main_~__tmp_1~0 0)) (and (<= main_~main__i~0 main_~main__pos~0) (= main_~__tmp_1~0 1)))) [2019-08-17 21:13:08,995 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:13:08,995 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:13:08,997 INFO L168 Benchmark]: Toolchain (without parser) took 1296.20 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 88.0 MB in the beginning and 134.8 MB in the end (delta: -46.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:08,998 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:13:08,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.20 ms. Allocated memory is still 132.1 MB. Free memory was 87.8 MB in the beginning and 77.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:09,000 INFO L168 Benchmark]: Boogie Preprocessor took 130.66 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 77.7 MB in the beginning and 175.1 MB in the end (delta: -97.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:09,001 INFO L168 Benchmark]: RCFGBuilder took 328.51 ms. Allocated memory is still 199.2 MB. Free memory was 175.1 MB in the beginning and 160.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:09,002 INFO L168 Benchmark]: Symbolic Interpretation took 518.41 ms. Allocated memory is still 199.2 MB. Free memory was 160.9 MB in the beginning and 134.8 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:13:09,006 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 41]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 67#(and (= main_~__VERIFIER_assert__cond~0 0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (+ (* 4 main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (or (and (not (<= main_~main__i~0 main_~main__pos~0)) (= main_~__tmp_1~0 0)) (and (<= main_~main__i~0 main_~main__pos~0) (= main_~__tmp_1~0 1)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 307.20 ms. Allocated memory is still 132.1 MB. Free memory was 87.8 MB in the beginning and 77.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.66 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 77.7 MB in the beginning and 175.1 MB in the end (delta: -97.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 328.51 ms. Allocated memory is still 199.2 MB. Free memory was 175.1 MB in the beginning and 160.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 518.41 ms. Allocated memory is still 199.2 MB. Free memory was 160.9 MB in the beginning and 134.8 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...