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/loop-acceleration/array_2-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:20:38,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:20:38,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:20:38,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:20:38,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:20:38,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:20:38,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:20:38,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:20:38,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:20:38,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:20:38,570 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:20:38,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:20:38,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:20:38,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:20:38,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:20:38,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:20:38,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:20:38,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:20:38,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:20:38,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:20:38,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:20:38,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:20:38,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:20:38,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:20:38,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 07:20:38,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:20:38,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:20:38,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:20:38,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:20:38,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:20:38,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:20:38,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:20:38,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:20:38,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:20:38,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:20:38,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:20:38,597 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 [2019-08-18 07:20:38,616 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:20:38,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:20:38,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:20:38,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:20:38,618 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:20:38,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:20:38,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:20:38,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:20:38,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:20:38,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:20:38,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:20:38,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:20:38,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:20:38,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:20:38,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:20:38,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:20:38,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:20:38,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:20:38,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:20:38,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:20:38,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:20:38,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:20:38,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:20:38,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:20:38,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:20:38,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:20:38,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:20:38,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:20:38,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:20:38,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:20:38,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:20:38,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:20:38,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:20:38,672 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:20:38,673 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/array_2-2.i [2019-08-18 07:20:38,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dcb5ea59/a42b1d720255498a9ee2a114fffd0383/FLAG2fac4b695 [2019-08-18 07:20:39,225 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:20:39,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/array_2-2.i [2019-08-18 07:20:39,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dcb5ea59/a42b1d720255498a9ee2a114fffd0383/FLAG2fac4b695 [2019-08-18 07:20:39,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dcb5ea59/a42b1d720255498a9ee2a114fffd0383 [2019-08-18 07:20:39,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:20:39,613 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:20:39,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:20:39,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:20:39,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:20:39,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@533f6034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39, skipping insertion in model container [2019-08-18 07:20:39,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,631 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:20:39,652 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:20:39,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:20:39,862 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:20:39,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:20:39,922 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:20:39,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39 WrapperNode [2019-08-18 07:20:39,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:20:39,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:20:39,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:20:39,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:20:40,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:40,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:40,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:40,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:40,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:40,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:40,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:40,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:20:40,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:20:40,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:20:40,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:20:40,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (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 [2019-08-18 07:20:40,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:20:40,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:20:40,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 07:20:40,125 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:20:40,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:20:40,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 07:20:40,125 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:20:40,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 07:20:40,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:20:40,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:20:40,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:20:40,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:20:40,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:20:40,330 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:20:40,330 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 07:20:40,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:20:40 BoogieIcfgContainer [2019-08-18 07:20:40,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:20:40,332 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:20:40,332 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:20:40,333 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:20:40,334 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:20:40" (1/1) ... [2019-08-18 07:20:40,346 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:20:40,349 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:20:40,355 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:20:40,365 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:20:40,367 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:20:40,518 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 [2019-08-18 07:20:40,519 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:20:40,540 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:20:40,541 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:20:40,541 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:20:40,554 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-18 07:20:40,580 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:40,671 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:20:40,672 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 70 [2019-08-18 07:20:40,674 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:20:40,712 INFO L567 ElimStorePlain]: treesize reduction 44, result has 37.1 percent of original size [2019-08-18 07:20:40,714 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:20:40,714 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2019-08-18 07:20:40,740 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 34 [2019-08-18 07:20:40,746 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:20:40,747 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:20:40,750 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 39#(and (exists ((v_prenex_4 Int) (v_prenex_2 Int) (|v_main_~#A~0.base_BEFORE_CALL_1| Int) (v_prenex_3 Int) (v_prenex_1 Int) (|v_main_~#B~0.offset_BEFORE_CALL_1| Int) (|v_main_~#A~0.offset_BEFORE_CALL_1| Int) (|v_main_~#B~0.base_BEFORE_CALL_1| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_4) (+ v_prenex_2 4096)) (select (select |#memory_int| v_prenex_1) (+ v_prenex_3 4096))))) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_1|) (+ |v_main_~#B~0.offset_BEFORE_CALL_1| 4096)) (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_1|) (+ |v_main_~#A~0.offset_BEFORE_CALL_1| 4096)))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 07:20:40,761 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:20:40,762 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:20:40,764 INFO L168 Benchmark]: Toolchain (without parser) took 1150.64 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 87.7 MB in the beginning and 144.4 MB in the end (delta: -56.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,765 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,766 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.00 ms. Allocated memory is still 139.5 MB. Free memory was 87.3 MB in the beginning and 77.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,767 INFO L168 Benchmark]: Boogie Preprocessor took 134.90 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 77.3 MB in the beginning and 176.7 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,768 INFO L168 Benchmark]: RCFGBuilder took 272.67 ms. Allocated memory is still 199.2 MB. Free memory was 176.7 MB in the beginning and 163.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,769 INFO L168 Benchmark]: Symbolic Interpretation took 429.72 ms. Allocated memory is still 199.2 MB. Free memory was 163.9 MB in the beginning and 144.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,773 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4]: 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 39#(and (exists ((v_prenex_4 Int) (v_prenex_2 Int) (|v_main_~#A~0.base_BEFORE_CALL_1| Int) (v_prenex_3 Int) (v_prenex_1 Int) (|v_main_~#B~0.offset_BEFORE_CALL_1| Int) (|v_main_~#A~0.offset_BEFORE_CALL_1| Int) (|v_main_~#B~0.base_BEFORE_CALL_1| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_4) (+ v_prenex_2 4096)) (select (select |#memory_int| v_prenex_1) (+ v_prenex_3 4096))))) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_1|) (+ |v_main_~#B~0.offset_BEFORE_CALL_1| 4096)) (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_1|) (+ |v_main_~#A~0.offset_BEFORE_CALL_1| 4096)))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 309.00 ms. Allocated memory is still 139.5 MB. Free memory was 87.3 MB in the beginning and 77.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.90 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 77.3 MB in the beginning and 176.7 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 272.67 ms. Allocated memory is still 199.2 MB. Free memory was 176.7 MB in the beginning and 163.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 429.72 ms. Allocated memory is still 199.2 MB. Free memory was 163.9 MB in the beginning and 144.4 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...