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/floats-cbmc-regression/float13.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:23:25,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:23:25,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:23:25,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:23:25,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:23:25,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:23:25,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:23:25,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:23:25,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:23:25,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:23:25,528 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:23:25,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:23:25,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:23:25,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:23:25,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:23:25,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:23:25,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:23:25,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:23:25,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:23:25,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:23:25,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:23:25,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:23:25,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:23:25,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:23:25,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:23:25,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:23:25,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:23:25,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:23:25,555 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 [2019-08-22 21:23:25,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:23:25,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:23:25,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:23:25,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:23:25,572 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:23:25,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:23:25,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:23:25,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:23:25,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:23:25,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:23:25,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:23:25,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:23:25,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:23:25,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:23:25,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:23:25,574 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:23:25,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:23:25,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:23:25,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:23:25,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:23:25,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:23:25,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:23:25,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:23:25,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:23:25,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:23:25,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:23:25,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:23:25,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:23:25,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:23:25,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:23:25,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:23:25,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:23:25,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:23:25,626 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:23:25,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float13.c [2019-08-22 21:23:25,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54fd960b/9e8a672c40014fe0b7343ecf63023395/FLAGa2dda790e [2019-08-22 21:23:26,109 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:23:26,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float13.c [2019-08-22 21:23:26,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54fd960b/9e8a672c40014fe0b7343ecf63023395/FLAGa2dda790e [2019-08-22 21:23:26,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54fd960b/9e8a672c40014fe0b7343ecf63023395 [2019-08-22 21:23:26,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:23:26,509 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:23:26,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:23:26,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:23:26,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:23:26,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6430c700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26, skipping insertion in model container [2019-08-22 21:23:26,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,525 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:23:26,542 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:23:26,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:23:26,755 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:23:26,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:23:26,807 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:23:26,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26 WrapperNode [2019-08-22 21:23:26,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:23:26,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:23:26,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:23:26,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:23:26,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26" (1/1) ... [2019-08-22 21:23:26,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:23:26,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:23:26,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:23:26,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:23:26,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:26" (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 [2019-08-22 21:23:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:23:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:23:26,972 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:23:26,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:23:26,973 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:23:26,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:23:26,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:23:27,206 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:23:27,206 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 21:23:27,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:23:27 BoogieIcfgContainer [2019-08-22 21:23:27,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:23:27,209 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:23:27,209 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:23:27,210 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:23:27,211 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:23:27" (1/1) ... [2019-08-22 21:23:27,245 INFO L148 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-08-22 21:23:27,248 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:23:27,262 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:23:27,277 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:23:27,279 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:23:27,339 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 21:23:27,715 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:23:27,716 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:23:27,719 INFO L179 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 669#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))) [2019-08-22 21:23:27,720 INFO L179 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 647#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))) [2019-08-22 21:23:27,721 INFO L179 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 502#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))) [2019-08-22 21:23:27,721 INFO L179 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 112#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1)) (<= 0 main_~temp~0) (<= main_~temp~0 1)) [2019-08-22 21:23:27,723 INFO L179 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 683#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))) [2019-08-22 21:23:27,723 INFO L179 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 594#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))) [2019-08-22 21:23:27,724 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 100#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))) [2019-08-22 21:23:27,724 INFO L179 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 689#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1)) (<= 0 main_~temp~0) (<= main_~temp~0 1)) [2019-08-22 21:23:27,754 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:23:27,754 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:23:27,758 INFO L168 Benchmark]: Toolchain (without parser) took 1246.91 ms. Allocated memory was 132.6 MB in the beginning and 197.7 MB in the end (delta: 65.0 MB). Free memory was 89.3 MB in the beginning and 135.6 MB in the end (delta: -46.3 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:27,759 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 107.1 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:23:27,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.83 ms. Allocated memory is still 132.6 MB. Free memory was 89.1 MB in the beginning and 79.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:27,761 INFO L168 Benchmark]: Boogie Preprocessor took 115.13 ms. Allocated memory was 132.6 MB in the beginning and 197.7 MB in the end (delta: 65.0 MB). Free memory was 79.2 MB in the beginning and 174.1 MB in the end (delta: -94.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:27,762 INFO L168 Benchmark]: RCFGBuilder took 284.16 ms. Allocated memory is still 197.7 MB. Free memory was 174.1 MB in the beginning and 160.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:27,763 INFO L168 Benchmark]: Symbolic Interpretation took 545.43 ms. Allocated memory is still 197.7 MB. Free memory was 160.3 MB in the beginning and 135.6 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:27,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 25]: 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 669#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))). Possible FailurePath: - UnprovableResult [Line: 28]: 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 647#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))). Possible FailurePath: - UnprovableResult [Line: 34]: 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 502#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))). Possible FailurePath: - UnprovableResult [Line: 16]: 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 112#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1)) (<= 0 main_~temp~0) (<= main_~temp~0 1)). Possible FailurePath: - UnprovableResult [Line: 22]: 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 683#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))). Possible FailurePath: - UnprovableResult [Line: 31]: 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 594#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))). Possible FailurePath: - UnprovableResult [Line: 13]: 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 100#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1))). Possible FailurePath: - UnprovableResult [Line: 19]: 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 689#(and (not (= (mod main_~temp~0 256) 0)) (or (and (<= 0 main_~temp~0) (<= main_~temp~0 0)) (and (<= 1 main_~temp~0) (<= main_~temp~0 1))) (or (= main_~temp~0 0) (= main_~temp~0 1)) (<= 0 main_~temp~0) (<= main_~temp~0 1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 107.1 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 297.83 ms. Allocated memory is still 132.6 MB. Free memory was 89.1 MB in the beginning and 79.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.13 ms. Allocated memory was 132.6 MB in the beginning and 197.7 MB in the end (delta: 65.0 MB). Free memory was 79.2 MB in the beginning and 174.1 MB in the end (delta: -94.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 284.16 ms. Allocated memory is still 197.7 MB. Free memory was 174.1 MB in the beginning and 160.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 545.43 ms. Allocated memory is still 197.7 MB. Free memory was 160.3 MB in the beginning and 135.6 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...