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/ldv-regression/test_cut_trace.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:45:32,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:45:32,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:45:32,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:45:32,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:45:32,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:45:32,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:45:32,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:45:32,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:45:32,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:45:32,722 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:45:32,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:45:32,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:45:32,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:45:32,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:45:32,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:45:32,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:45:32,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:45:32,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:45:32,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:45:32,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:45:32,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:45:32,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:45:32,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:45:32,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:45:32,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:45:32,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:45:32,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:45:32,751 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 21:45:32,767 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:45:32,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:45:32,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:45:32,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:45:32,769 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:45:32,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:45:32,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:45:32,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:45:32,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:45:32,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:45:32,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:45:32,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:45:32,771 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:45:32,771 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:45:32,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:45:32,771 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:45:32,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:45:32,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:45:32,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:45:32,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:45:32,772 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:45:32,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:45:32,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:45:32,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:45:32,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:45:32,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:45:32,773 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:45:32,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:45:32,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:45:32,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:45:32,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:45:32,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:45:32,826 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:45:32,826 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:45:32,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_cut_trace.i [2019-08-22 21:45:32,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10deb1ab9/5e356a3ae2eb401cac7ab5c5bd006e16/FLAG64a4bd726 [2019-08-22 21:45:33,333 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:45:33,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_cut_trace.i [2019-08-22 21:45:33,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10deb1ab9/5e356a3ae2eb401cac7ab5c5bd006e16/FLAG64a4bd726 [2019-08-22 21:45:33,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10deb1ab9/5e356a3ae2eb401cac7ab5c5bd006e16 [2019-08-22 21:45:33,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:45:33,724 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:45:33,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:45:33,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:45:33,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:45:33,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:45:33" (1/1) ... [2019-08-22 21:45:33,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed2fff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:33, skipping insertion in model container [2019-08-22 21:45:33,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:45:33" (1/1) ... [2019-08-22 21:45:33,741 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:45:33,762 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:45:33,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:45:33,976 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:45:33,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:45:34,010 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:45:34,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34 WrapperNode [2019-08-22 21:45:34,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:45:34,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:45:34,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:45:34,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:45:34,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34" (1/1) ... [2019-08-22 21:45:34,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34" (1/1) ... [2019-08-22 21:45:34,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34" (1/1) ... [2019-08-22 21:45:34,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34" (1/1) ... [2019-08-22 21:45:34,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34" (1/1) ... [2019-08-22 21:45:34,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34" (1/1) ... [2019-08-22 21:45:34,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34" (1/1) ... [2019-08-22 21:45:34,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:45:34,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:45:34,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:45:34,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:45:34,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:45:34,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:45:34,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:45:34,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-22 21:45:34,189 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:45:34,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:45:34,189 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-22 21:45:34,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:45:34,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:45:34,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:45:34,306 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:45:34,306 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 21:45:34,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:45:34 BoogieIcfgContainer [2019-08-22 21:45:34,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:45:34,308 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:45:34,308 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:45:34,309 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:45:34,310 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:45:34" (1/1) ... [2019-08-22 21:45:34,323 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:45:34,328 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:45:34,346 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:45:34,352 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:45:34,354 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:45:34,400 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 21:45:34,436 INFO L185 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 1 [2019-08-22 21:45:34,436 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:45:34,437 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:45:34,438 INFO L179 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 38#false [2019-08-22 21:45:34,441 INFO L87 terpretationObserver]: ✔ All locations of interest are guaranteed to be unreachable. [2019-08-22 21:45:34,442 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:45:34,444 INFO L168 Benchmark]: Toolchain (without parser) took 719.78 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 86.8 MB in the beginning and 160.4 MB in the end (delta: -73.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-22 21:45:34,446 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:45:34,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.62 ms. Allocated memory is still 138.4 MB. Free memory was 86.4 MB in the beginning and 77.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:34,448 INFO L168 Benchmark]: Boogie Preprocessor took 117.12 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 77.7 MB in the beginning and 176.8 MB in the end (delta: -99.1 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:34,449 INFO L168 Benchmark]: RCFGBuilder took 178.76 ms. Allocated memory is still 198.2 MB. Free memory was 176.8 MB in the beginning and 166.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:34,450 INFO L168 Benchmark]: Symbolic Interpretation took 133.57 ms. Allocated memory is still 198.2 MB. Free memory was 166.9 MB in the beginning and 160.4 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:34,454 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 286.62 ms. Allocated memory is still 138.4 MB. Free memory was 86.4 MB in the beginning and 77.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.12 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 77.7 MB in the beginning and 176.8 MB in the end (delta: -99.1 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 178.76 ms. Allocated memory is still 198.2 MB. Free memory was 176.8 MB in the beginning and 166.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 133.57 ms. Allocated memory is still 198.2 MB. Free memory was 166.9 MB in the beginning and 160.4 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...