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 0.1.24-584d7b9 [2019-08-31 00:37:09,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 00:37:09,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 00:37:09,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 00:37:09,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 00:37:09,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 00:37:09,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 00:37:09,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 00:37:09,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 00:37:09,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 00:37:09,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 00:37:09,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 00:37:09,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 00:37:09,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 00:37:09,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 00:37:09,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 00:37:09,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 00:37:09,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 00:37:09,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 00:37:09,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 00:37:09,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 00:37:09,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 00:37:09,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 00:37:09,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 00:37:09,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 00:37:09,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 00:37:09,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 00:37:09,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 00:37:09,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 00:37:09,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 00:37:09,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 00:37:09,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 00:37:09,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 00:37:09,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 00:37:09,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 00:37:09,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 00:37:09,477 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 [2019-08-31 00:37:09,499 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 00:37:09,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 00:37:09,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 00:37:09,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 00:37:09,502 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 00:37:09,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 00:37:09,502 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 00:37:09,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 00:37:09,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 00:37:09,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 00:37:09,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 00:37:09,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 00:37:09,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 00:37:09,505 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 00:37:09,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 00:37:09,505 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 00:37:09,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 00:37:09,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 00:37:09,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 00:37:09,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 00:37:09,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 00:37:09,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 00:37:09,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 00:37:09,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 00:37:09,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 00:37:09,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 00:37:09,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 00:37:09,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 00:37:09,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 00:37:09,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 00:37:09,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 00:37:09,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 00:37:09,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 00:37:09,576 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 00:37:09,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float13.c [2019-08-31 00:37:09,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b196b7794/d06d0f17e52e408c8d863977ba7e2fac/FLAG82283a9f4 [2019-08-31 00:37:10,085 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 00:37:10,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float13.c [2019-08-31 00:37:10,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b196b7794/d06d0f17e52e408c8d863977ba7e2fac/FLAG82283a9f4 [2019-08-31 00:37:10,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b196b7794/d06d0f17e52e408c8d863977ba7e2fac [2019-08-31 00:37:10,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 00:37:10,491 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 00:37:10,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 00:37:10,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 00:37:10,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 00:37:10,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a2be08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10, skipping insertion in model container [2019-08-31 00:37:10,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,507 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 00:37:10,525 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 00:37:10,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 00:37:10,766 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 00:37:10,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 00:37:10,800 INFO L192 MainTranslator]: Completed translation [2019-08-31 00:37:10,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10 WrapperNode [2019-08-31 00:37:10,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 00:37:10,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 00:37:10,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 00:37:10,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 00:37:10,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10" (1/1) ... [2019-08-31 00:37:10,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 00:37:10,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 00:37:10,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 00:37:10,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 00:37:10,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:10" (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 [2019-08-31 00:37:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 00:37:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 00:37:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 00:37:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 00:37:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 00:37:10,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 00:37:10,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 00:37:11,215 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 00:37:11,216 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 00:37:11,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 12:37:11 BoogieIcfgContainer [2019-08-31 00:37:11,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 00:37:11,218 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 00:37:11,219 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 00:37:11,219 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 00:37:11,225 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 12:37:11" (1/1) ... [2019-08-31 00:37:11,282 INFO L162 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-08-31 00:37:11,285 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 00:37:11,300 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 00:37:11,308 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 00:37:11,309 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 00:37:11,372 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-08-31 00:37:11,668 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 00:37:11,669 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 00:37:11,671 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 30#(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))) [2019-08-31 00:37:11,671 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 179#(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))) [2019-08-31 00:37:11,671 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 142#(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))) [2019-08-31 00:37:11,672 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 193#(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))) [2019-08-31 00:37:11,672 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 136#(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))) [2019-08-31 00:37:11,673 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 82#(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))) [2019-08-31 00:37:11,673 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 20#(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))) [2019-08-31 00:37:11,673 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 106#(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))) [2019-08-31 00:37:11,698 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 00:37:11,698 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 00:37:11,700 INFO L168 Benchmark]: Toolchain (without parser) took 1208.87 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 86.3 MB in the beginning and 139.7 MB in the end (delta: -53.4 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:11,701 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 130.0 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 00:37:11,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.84 ms. Allocated memory is still 130.0 MB. Free memory was 86.1 MB in the beginning and 76.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:11,703 INFO L168 Benchmark]: Boogie Preprocessor took 128.25 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 76.5 MB in the beginning and 174.0 MB in the end (delta: -97.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:11,704 INFO L168 Benchmark]: RCFGBuilder took 288.32 ms. Allocated memory is still 197.7 MB. Free memory was 174.0 MB in the beginning and 160.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:11,705 INFO L168 Benchmark]: Sifa took 480.06 ms. Allocated memory is still 197.7 MB. Free memory was 160.2 MB in the beginning and 139.7 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:11,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 130.0 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 308.84 ms. Allocated memory is still 130.0 MB. Free memory was 86.1 MB in the beginning and 76.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.25 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 76.5 MB in the beginning and 174.0 MB in the end (delta: -97.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 288.32 ms. Allocated memory is still 197.7 MB. Free memory was 174.0 MB in the beginning and 160.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Sifa took 480.06 ms. Allocated memory is still 197.7 MB. Free memory was 160.2 MB in the beginning and 139.7 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.4s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 116 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 11 DAG_INTERPRETER_EARLY_EXITS, 112 TOOLS_POST_APPLICATIONS, 0.1s TOOLS_POST_TIME, 2 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.1s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 116 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 19 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 28 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.0s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.1s DAG_COMPRESSION_TIME, 676 DAG_COMPRESSION_PROCESSED_NODES, 225 DAG_COMPRESSION_RETAINED_NODES - 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 30#(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 179#(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 142#(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: 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 193#(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: 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 136#(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 82#(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 20#(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 106#(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: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...