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/eca-rers2012/Problem02_label50.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:38:40,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:38:40,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:38:40,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:38:40,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:38:40,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:38:40,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:38:40,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:38:40,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:38:40,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:38:40,827 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:38:40,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:38:40,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:38:40,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:38:40,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:38:40,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:38:40,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:38:40,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:38:40,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:38:40,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:38:40,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:38:40,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:38:40,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:38:40,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:38:40,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:38:40,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:38:40,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:38:40,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:38:40,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:38:40,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:38:40,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:38:40,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:38:40,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:38:40,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:38:40,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:38:40,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:38:40,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-17 21:38:40,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:38:40,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:38:40,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:38:40,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:38:40,900 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:38:40,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:38:40,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:38:40,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:38:40,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:38:40,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:38:40,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:38:40,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:38:40,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:38:40,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:38:40,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:38:40,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:38:40,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:38:40,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:38:40,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:38:40,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:38:40,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:38:40,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:38:40,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:38:40,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:38:40,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:38:40,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:38:40,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:38:40,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:38:40,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:38:40,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:38:40,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:38:40,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:38:40,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:38:40,969 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:38:40,969 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label50.c [2019-08-17 21:38:41,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/277fa1879/feb005a392c44edd9b5d5d5cbda1fffd/FLAGa13324636 [2019-08-17 21:38:41,599 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:38:41,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label50.c [2019-08-17 21:38:41,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/277fa1879/feb005a392c44edd9b5d5d5cbda1fffd/FLAGa13324636 [2019-08-17 21:38:41,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/277fa1879/feb005a392c44edd9b5d5d5cbda1fffd [2019-08-17 21:38:41,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:38:41,894 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:38:41,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:38:41,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:38:41,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:38:41,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:38:41" (1/1) ... [2019-08-17 21:38:41,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e68dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:41, skipping insertion in model container [2019-08-17 21:38:41,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:38:41" (1/1) ... [2019-08-17 21:38:41,911 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:38:41,973 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:38:42,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:38:42,475 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:38:42,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:38:42,650 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:38:42,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42 WrapperNode [2019-08-17 21:38:42,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:38:42,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:38:42,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:38:42,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:38:42,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42" (1/1) ... [2019-08-17 21:38:42,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42" (1/1) ... [2019-08-17 21:38:42,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42" (1/1) ... [2019-08-17 21:38:42,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42" (1/1) ... [2019-08-17 21:38:42,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42" (1/1) ... [2019-08-17 21:38:42,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42" (1/1) ... [2019-08-17 21:38:42,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42" (1/1) ... [2019-08-17 21:38:42,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:38:42,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:38:42,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:38:42,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:38:42,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:38:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:38:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:38:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:38:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-17 21:38:42,827 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:38:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-17 21:38:42,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:38:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:38:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-17 21:38:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:38:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:38:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:38:43,994 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:38:43,997 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-17 21:38:43,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:38:43 BoogieIcfgContainer [2019-08-17 21:38:43,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:38:43,999 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:38:44,000 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:38:44,000 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:38:44,001 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:38:43" (1/1) ... [2019-08-17 21:38:44,017 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:38:44,029 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:38:44,053 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:38:44,061 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:38:44,062 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:38:44,126 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 59 [2019-08-17 21:38:44,714 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-08-17 21:38:44,742 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:38:44,758 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:38:44,759 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-08-17 21:38:44,787 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:38:44,798 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:38:44,809 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:38:44,812 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:38:44,814 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-08-17 21:38:44,821 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:38:44,878 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 74 [2019-08-17 21:38:44,919 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:38:44,919 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:38:44,924 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 10556#(and (not (= ~a19~0 1)) (or (not (= ~a21~0 1)) (not (= ~a19~0 1)) (and (or (not (= ~a25~0 1)) (not (= ~a28~0 9))) (or (not (= ~a28~0 8)) (= ~a25~0 1))) (not (= ~a17~0 8)) (= ~a11~0 1) (not (= 3 calculate_output_~input))) (not (= ~a25~0 1)) (= ~a17~0 8) (= ~a28~0 7) (= ~a11~0 1) (= ~a21~0 1)) [2019-08-17 21:38:44,935 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:38:44,936 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:38:44,938 INFO L168 Benchmark]: Toolchain (without parser) took 3043.83 ms. Allocated memory was 139.5 MB in the beginning and 268.4 MB in the end (delta: 129.0 MB). Free memory was 85.3 MB in the beginning and 183.3 MB in the end (delta: -98.0 MB). Peak memory consumption was 104.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:38:44,940 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:38:44,941 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.08 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 85.1 MB in the beginning and 166.3 MB in the end (delta: -81.2 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:38:44,942 INFO L168 Benchmark]: Boogie Preprocessor took 121.02 ms. Allocated memory is still 202.4 MB. Free memory was 166.3 MB in the beginning and 161.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:38:44,943 INFO L168 Benchmark]: RCFGBuilder took 1225.33 ms. Allocated memory was 202.4 MB in the beginning and 226.5 MB in the end (delta: 24.1 MB). Free memory was 161.0 MB in the beginning and 180.1 MB in the end (delta: -19.2 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:38:44,944 INFO L168 Benchmark]: Symbolic Interpretation took 936.40 ms. Allocated memory was 226.5 MB in the beginning and 268.4 MB in the end (delta: 41.9 MB). Free memory was 180.1 MB in the beginning and 183.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 112.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:38:44,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 415]: 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 10556#(and (not (= ~a19~0 1)) (or (not (= ~a21~0 1)) (not (= ~a19~0 1)) (and (or (not (= ~a25~0 1)) (not (= ~a28~0 9))) (or (not (= ~a28~0 8)) (= ~a25~0 1))) (not (= ~a17~0 8)) (= ~a11~0 1) (not (= 3 calculate_output_~input))) (not (= ~a25~0 1)) (= ~a17~0 8) (= ~a28~0 7) (= ~a11~0 1) (= ~a21~0 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 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 757.08 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 85.1 MB in the beginning and 166.3 MB in the end (delta: -81.2 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.02 ms. Allocated memory is still 202.4 MB. Free memory was 166.3 MB in the beginning and 161.0 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1225.33 ms. Allocated memory was 202.4 MB in the beginning and 226.5 MB in the end (delta: 24.1 MB). Free memory was 161.0 MB in the beginning and 180.1 MB in the end (delta: -19.2 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 936.40 ms. Allocated memory was 226.5 MB in the beginning and 268.4 MB in the end (delta: 41.9 MB). Free memory was 180.1 MB in the beginning and 183.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 112.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...