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_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:36:12,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:36:12,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:36:12,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:36:12,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:36:12,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:36:12,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:36:12,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:36:12,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:36:12,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:36:12,043 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:36:12,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:36:12,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:36:12,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:36:12,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:36:12,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:36:12,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:36:12,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:36:12,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:36:12,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:36:12,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:36:12,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:36:12,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:36:12,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:36:12,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-17 21:36:12,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-17 21:36:12,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-17 21:36:12,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-17 21:36:12,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-17 21:36:12,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-17 21:36:12,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:36:12,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:36:12,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:36:12,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:36:12,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:36:12,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:36:12,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:36:12,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:36:12,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:36:12,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:36:12,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:36:12,092 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 21:36:12,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:36:12,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:36:12,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:36:12,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:36:12,123 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:36:12,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:36:12,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:36:12,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:36:12,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:36:12,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:36:12,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:36:12,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:36:12,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:36:12,127 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:36:12,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:36:12,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:36:12,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:36:12,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:36:12,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:36:12,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:36:12,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:36:12,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:36:12,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:36:12,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:36:12,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:36:12,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:36:12,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:36:12,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:36:12,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:36:12,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:36:12,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:36:12,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:36:12,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:36:12,195 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:36:12,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26.c [2019-08-17 21:36:12,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb567aa6c/b2fe0318315a474e864102a35b80b67e/FLAGef2bf1706 [2019-08-17 21:36:12,874 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:36:12,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label26.c [2019-08-17 21:36:12,886 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb567aa6c/b2fe0318315a474e864102a35b80b67e/FLAGef2bf1706 [2019-08-17 21:36:13,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb567aa6c/b2fe0318315a474e864102a35b80b67e [2019-08-17 21:36:13,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:36:13,102 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:36:13,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:36:13,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:36:13,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:36:13,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e669a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13, skipping insertion in model container [2019-08-17 21:36:13,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,120 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:36:13,181 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:36:13,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:36:13,584 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:36:13,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:36:13,830 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:36:13,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13 WrapperNode [2019-08-17 21:36:13,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:36:13,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:36:13,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:36:13,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:36:13,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13" (1/1) ... [2019-08-17 21:36:13,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:36:13,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:36:13,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:36:13,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:36:13,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:36:13" (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 21:36:14,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:36:14,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:36:14,002 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-17 21:36:14,003 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:36:14,003 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-17 21:36:14,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:36:14,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:36:14,003 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-17 21:36:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:36:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:36:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:36:15,195 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:36:15,195 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-17 21:36:15,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:36:15 BoogieIcfgContainer [2019-08-17 21:36:15,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:36:15,198 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:36:15,198 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:36:15,198 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:36:15,200 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:36:15" (1/1) ... [2019-08-17 21:36:15,220 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:36:15,242 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:36:15,264 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:36:15,274 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:36:15,277 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:36:15,368 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 66 [2019-08-17 21:36:16,466 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-17 21:36:16,506 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:16,510 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-17 21:36:16,519 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-17 21:36:16,525 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:16,530 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-17 21:36:16,562 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:36:16,572 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:36:16,574 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-08-17 21:36:16,582 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-17 21:36:16,590 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:16,591 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:36:16,591 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:36:16,592 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:36:16,601 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-17 21:36:16,602 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:16,603 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:16,607 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:16,620 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-17 21:36:16,661 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:36:16,668 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-17 21:36:16,684 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-17 21:36:16,708 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-17 21:36:16,735 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-17 21:36:16,789 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 82 [2019-08-17 21:36:16,902 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:36:16,903 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:36:16,905 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 27917#(and (= 1 ~a7~0) (= ~a16~0 4) (= ~a12~0 8) (= ~a21~0 1) (= ~a20~0 1) (= 15 ~a8~0) (not (= ~a17~0 1))) [2019-08-17 21:36:16,917 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:36:16,918 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:36:16,921 INFO L168 Benchmark]: Toolchain (without parser) took 3817.43 ms. Allocated memory was 137.4 MB in the beginning and 275.8 MB in the end (delta: 138.4 MB). Free memory was 83.4 MB in the beginning and 133.7 MB in the end (delta: -50.3 MB). Peak memory consumption was 147.7 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:16,922 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:36:16,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.93 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 83.2 MB in the beginning and 168.2 MB in the end (delta: -85.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:16,930 INFO L168 Benchmark]: Boogie Preprocessor took 111.97 ms. Allocated memory is still 202.4 MB. Free memory was 168.2 MB in the beginning and 163.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:16,932 INFO L168 Benchmark]: RCFGBuilder took 1253.47 ms. Allocated memory was 202.4 MB in the beginning and 221.8 MB in the end (delta: 19.4 MB). Free memory was 163.3 MB in the beginning and 180.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 96.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:16,934 INFO L168 Benchmark]: Symbolic Interpretation took 1719.80 ms. Allocated memory was 221.8 MB in the beginning and 275.8 MB in the end (delta: 54.0 MB). Free memory was 180.6 MB in the beginning and 133.7 MB in the end (delta: 46.9 MB). Peak memory consumption was 160.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:36:16,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 485]: 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 27917#(and (= 1 ~a7~0) (= ~a16~0 4) (= ~a12~0 8) (= ~a21~0 1) (= ~a20~0 1) (= 15 ~a8~0) (not (= ~a17~0 1))). 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 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 727.93 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 83.2 MB in the beginning and 168.2 MB in the end (delta: -85.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.97 ms. Allocated memory is still 202.4 MB. Free memory was 168.2 MB in the beginning and 163.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1253.47 ms. Allocated memory was 202.4 MB in the beginning and 221.8 MB in the end (delta: 19.4 MB). Free memory was 163.3 MB in the beginning and 180.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 96.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1719.80 ms. Allocated memory was 221.8 MB in the beginning and 275.8 MB in the end (delta: 54.0 MB). Free memory was 180.6 MB in the beginning and 133.7 MB in the end (delta: 46.9 MB). Peak memory consumption was 160.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...