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/Problem01_label20.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:36:00,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:36:00,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:36:00,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:36:00,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:36:00,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:36:00,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:36:00,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:36:00,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:36:00,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:36:00,044 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:36:00,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:36:00,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:36:00,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:36:00,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:36:00,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:36:00,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:36:00,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:36:00,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:36:00,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:36:00,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:36:00,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:36:00,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:36:00,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:36:00,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:36:00,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:36:00,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:36:00,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:36:00,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:36:00,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:36:00,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:36:00,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:36:00,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:36:00,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:36:00,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:36:00,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:36:00,071 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 21:36:00,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:36:00,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:36:00,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:36:00,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:36:00,087 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:36:00,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:36:00,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:36:00,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:36:00,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:36:00,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:36:00,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:36:00,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:36:00,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:36:00,089 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:36:00,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:36:00,089 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:36:00,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:36:00,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:36:00,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:36:00,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:36:00,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:36:00,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:36:00,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:36:00,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:36:00,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:36:00,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:36:00,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:36:00,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:36:00,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:36:00,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:36:00,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:36:00,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:36:00,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:36:00,137 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:36:00,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label20.c [2019-08-17 21:36:00,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c84405e/18e842199f354e49ac11863f661583fe/FLAGca7c6c1d5 [2019-08-17 21:36:00,749 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:36:00,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label20.c [2019-08-17 21:36:00,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c84405e/18e842199f354e49ac11863f661583fe/FLAGca7c6c1d5 [2019-08-17 21:36:01,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c84405e/18e842199f354e49ac11863f661583fe [2019-08-17 21:36:01,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:36:01,017 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:36:01,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:36:01,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:36:01,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:36:01,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0414cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01, skipping insertion in model container [2019-08-17 21:36:01,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,034 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:36:01,094 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:36:01,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:36:01,668 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:36:01,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:36:01,841 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:36:01,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01 WrapperNode [2019-08-17 21:36:01,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:36:01,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:36:01,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:36:01,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:36:01,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01" (1/1) ... [2019-08-17 21:36:01,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:36:01,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:36:01,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:36:01,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:36:01,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:01" (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 21:36:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:36:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:36:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-17 21:36:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:36:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-17 21:36:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:36:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:36:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-17 21:36:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:36:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:36:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:36:03,189 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:36:03,189 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-17 21:36:03,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:36:03 BoogieIcfgContainer [2019-08-17 21:36:03,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:36:03,194 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:36:03,194 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:36:03,195 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:36:03,196 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:36:03" (1/1) ... [2019-08-17 21:36:03,213 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:36:03,230 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:36:03,248 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:36:03,258 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:36:03,259 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:36:03,339 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 66 [2019-08-17 21:36:04,454 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-17 21:36:04,497 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:04,504 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-17 21:36:04,519 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-17 21:36:04,526 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:04,535 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-17 21:36:04,589 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:36:04,612 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:36:04,613 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-08-17 21:36:04,627 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-17 21:36:04,641 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:04,646 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:36:04,646 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:36:04,647 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:36:04,686 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:36:04,687 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:04,688 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:04,700 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:04,713 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-17 21:36:04,737 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:36:04,746 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:04,780 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-17 21:36:04,820 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-17 21:36:04,870 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-17 21:36:04,925 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 82 [2019-08-17 21:36:05,072 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:36:05,072 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:36:05,075 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 26053#(and (= 1 ~a7~0) (not (= ~a20~0 1)) (= ~a16~0 4) (= ~a12~0 8) (= ~a21~0 1) (not (= ~a17~0 1)) (= 14 ~a8~0) (or (and (or (not (= ~a20~0 1)) (not (= 1 ~a7~0)) (= ~a21~0 1) (not (= ~a17~0 1)) (not (= 13 ~a8~0)) (not (= ~a16~0 4))) (or (not (= ~a21~0 1)) (= 1 ~a7~0) (not (= ~a16~0 6)) (not (= 15 ~a8~0)) (= ~a17~0 1) (= ~a20~0 1))) (not (= 5 calculate_output_~input)) (not (= ~a12~0 8)))) [2019-08-17 21:36:05,088 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:36:05,088 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:36:05,095 INFO L168 Benchmark]: Toolchain (without parser) took 4076.58 ms. Allocated memory was 133.7 MB in the beginning and 266.3 MB in the end (delta: 132.6 MB). Free memory was 87.2 MB in the beginning and 98.8 MB in the end (delta: -11.6 MB). Peak memory consumption was 138.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:05,096 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 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. [2019-08-17 21:36:05,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 824.36 ms. Allocated memory was 133.7 MB in the beginning and 203.4 MB in the end (delta: 69.7 MB). Free memory was 87.0 MB in the beginning and 167.1 MB in the end (delta: -80.1 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:05,099 INFO L168 Benchmark]: Boogie Preprocessor took 111.73 ms. Allocated memory is still 203.4 MB. Free memory was 167.1 MB in the beginning and 161.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:05,101 INFO L168 Benchmark]: RCFGBuilder took 1238.50 ms. Allocated memory was 203.4 MB in the beginning and 229.1 MB in the end (delta: 25.7 MB). Free memory was 161.9 MB in the beginning and 178.4 MB in the end (delta: -16.5 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:05,103 INFO L168 Benchmark]: Symbolic Interpretation took 1897.89 ms. Allocated memory was 229.1 MB in the beginning and 266.3 MB in the end (delta: 37.2 MB). Free memory was 178.4 MB in the beginning and 98.8 MB in the end (delta: 79.6 MB). Peak memory consumption was 133.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:05,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 392]: 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 26053#(and (= 1 ~a7~0) (not (= ~a20~0 1)) (= ~a16~0 4) (= ~a12~0 8) (= ~a21~0 1) (not (= ~a17~0 1)) (= 14 ~a8~0) (or (and (or (not (= ~a20~0 1)) (not (= 1 ~a7~0)) (= ~a21~0 1) (not (= ~a17~0 1)) (not (= 13 ~a8~0)) (not (= ~a16~0 4))) (or (not (= ~a21~0 1)) (= 1 ~a7~0) (not (= ~a16~0 6)) (not (= 15 ~a8~0)) (= ~a17~0 1) (= ~a20~0 1))) (not (= 5 calculate_output_~input)) (not (= ~a12~0 8)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 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 824.36 ms. Allocated memory was 133.7 MB in the beginning and 203.4 MB in the end (delta: 69.7 MB). Free memory was 87.0 MB in the beginning and 167.1 MB in the end (delta: -80.1 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.73 ms. Allocated memory is still 203.4 MB. Free memory was 167.1 MB in the beginning and 161.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1238.50 ms. Allocated memory was 203.4 MB in the beginning and 229.1 MB in the end (delta: 25.7 MB). Free memory was 161.9 MB in the beginning and 178.4 MB in the end (delta: -16.5 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1897.89 ms. Allocated memory was 229.1 MB in the beginning and 266.3 MB in the end (delta: 37.2 MB). Free memory was 178.4 MB in the beginning and 98.8 MB in the end (delta: 79.6 MB). Peak memory consumption was 133.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...