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_1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:20:36,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:20:36,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:20:36,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:20:36,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:20:36,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:20:36,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:20:36,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:20:36,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:20:36,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:20:36,346 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:20:36,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:20:36,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:20:36,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:20:36,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:20:36,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:20:36,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:20:36,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:20:36,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:20:36,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:20:36,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:20:36,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:20:36,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:20:36,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:20:36,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 07:20:36,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:20:36,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:20:36,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:20:36,400 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 07:20:36,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:20:36,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:20:36,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:20:36,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:20:36,434 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:20:36,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:20:36,434 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:20:36,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:20:36,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:20:36,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:20:36,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:20:36,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:20:36,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:20:36,437 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:20:36,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:20:36,438 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:20:36,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:20:36,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:20:36,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:20:36,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:20:36,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:20:36,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:20:36,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:20:36,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:20:36,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:20:36,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:20:36,440 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:20:36,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:20:36,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:20:36,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:20:36,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:20:36,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:20:36,515 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:20:36,516 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:20:36,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/array_1-1.c [2019-08-18 07:20:36,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1eefb7f7/25e5f08f918442248b0152a0bf2bdfbc/FLAGd7ecb437b [2019-08-18 07:20:37,054 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:20:37,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/array_1-1.c [2019-08-18 07:20:37,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1eefb7f7/25e5f08f918442248b0152a0bf2bdfbc/FLAGd7ecb437b [2019-08-18 07:20:37,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1eefb7f7/25e5f08f918442248b0152a0bf2bdfbc [2019-08-18 07:20:37,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:20:37,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:20:37,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:20:37,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:20:37,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:20:37,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e6d901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37, skipping insertion in model container [2019-08-18 07:20:37,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,484 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:20:37,502 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:20:37,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:20:37,667 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:20:37,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:20:37,793 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:20:37,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37 WrapperNode [2019-08-18 07:20:37,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:20:37,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:20:37,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:20:37,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:20:37,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37" (1/1) ... [2019-08-18 07:20:37,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:20:37,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:20:37,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:20:37,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:20:37,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:37" (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 07:20:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:20:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:20:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 07:20:37,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:20:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:20:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 07:20:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:20:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 07:20:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:20:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:20:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:20:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:20:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:20:38,065 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:20:38,065 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 07:20:38,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:20:38 BoogieIcfgContainer [2019-08-18 07:20:38,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:20:38,068 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:20:38,068 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:20:38,068 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:20:38,069 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:20:38" (1/1) ... [2019-08-18 07:20:38,080 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:20:38,082 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:20:38,092 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:20:38,103 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:20:38,105 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:20:38,205 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 07:20:38,205 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:20:38,227 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:20:38,227 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:20:38,228 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:20:38,240 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-18 07:20:38,293 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:38,357 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 [2019-08-18 07:20:38,357 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:20:38,389 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:20:38,389 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:20:38,390 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2019-08-18 07:20:38,406 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:38,415 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:38,429 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 25 [2019-08-18 07:20:38,433 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:20:38,434 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:20:38,436 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 47#(and (exists ((v_prenex_2 Int) (|v_main_~#A~0.base_BEFORE_CALL_1| Int) (v_prenex_1 Int) (|v_main_~#A~0.offset_BEFORE_CALL_1| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (not (= (select (select |#memory_int| v_prenex_1) (+ v_prenex_2 4092)) 1023))) (and (= (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_1|) (+ |v_main_~#A~0.offset_BEFORE_CALL_1| 4092)) 1023) (= |__VERIFIER_assert_#in~cond| 0)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 07:20:38,445 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:20:38,445 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:20:38,448 INFO L168 Benchmark]: Toolchain (without parser) took 980.64 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 88.1 MB in the beginning and 149.3 MB in the end (delta: -61.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 07:20:38,449 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:20:38,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.12 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 87.9 MB in the beginning and 178.3 MB in the end (delta: -90.4 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:38,452 INFO L168 Benchmark]: Boogie Preprocessor took 31.29 ms. Allocated memory is still 199.8 MB. Free memory was 178.3 MB in the beginning and 176.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:38,453 INFO L168 Benchmark]: RCFGBuilder took 240.67 ms. Allocated memory is still 199.8 MB. Free memory was 176.1 MB in the beginning and 163.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:38,455 INFO L168 Benchmark]: Symbolic Interpretation took 377.80 ms. Allocated memory is still 199.8 MB. Free memory was 163.5 MB in the beginning and 149.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:38,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 5]: 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 47#(and (exists ((v_prenex_2 Int) (|v_main_~#A~0.base_BEFORE_CALL_1| Int) (v_prenex_1 Int) (|v_main_~#A~0.offset_BEFORE_CALL_1| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (not (= (select (select |#memory_int| v_prenex_1) (+ v_prenex_2 4092)) 1023))) (and (= (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_1|) (+ |v_main_~#A~0.offset_BEFORE_CALL_1| 4092)) 1023) (= |__VERIFIER_assert_#in~cond| 0)))) (= 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 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 327.12 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 87.9 MB in the beginning and 178.3 MB in the end (delta: -90.4 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.29 ms. Allocated memory is still 199.8 MB. Free memory was 178.3 MB in the beginning and 176.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 240.67 ms. Allocated memory is still 199.8 MB. Free memory was 176.1 MB in the beginning and 163.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 377.80 ms. Allocated memory is still 199.8 MB. Free memory was 163.5 MB in the beginning and 149.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...