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/psyco/psyco_io_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 00:56:05,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 00:56:05,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 00:56:05,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 00:56:05,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 00:56:05,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 00:56:05,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 00:56:05,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 00:56:05,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 00:56:05,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 00:56:05,896 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 00:56:05,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 00:56:05,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 00:56:05,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 00:56:05,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 00:56:05,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 00:56:05,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 00:56:05,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 00:56:05,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 00:56:05,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 00:56:05,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 00:56:05,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 00:56:05,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 00:56:05,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 00:56:05,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-10 00:56:05,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 00:56:05,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 00:56:05,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 00:56:05,927 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 [2019-08-10 00:56:05,940 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 00:56:05,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 00:56:05,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 00:56:05,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 00:56:05,942 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 00:56:05,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 00:56:05,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 00:56:05,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 00:56:05,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 00:56:05,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 00:56:05,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 00:56:05,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 00:56:05,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 00:56:05,944 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 00:56:05,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 00:56:05,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 00:56:05,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 00:56:05,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 00:56:05,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 00:56:05,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 00:56:05,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 00:56:05,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 00:56:05,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 00:56:05,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 00:56:05,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 00:56:05,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 00:56:05,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 00:56:05,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 00:56:05,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 00:56:05,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 00:56:05,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 00:56:05,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 00:56:05,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 00:56:05,993 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 00:56:05,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_io_1.c [2019-08-10 00:56:06,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c901793/9af585956f074b6aa5c90806c5482be5/FLAGee0d99899 [2019-08-10 00:56:06,468 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 00:56:06,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_io_1.c [2019-08-10 00:56:06,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c901793/9af585956f074b6aa5c90806c5482be5/FLAGee0d99899 [2019-08-10 00:56:06,864 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8c901793/9af585956f074b6aa5c90806c5482be5 [2019-08-10 00:56:06,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 00:56:06,876 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 00:56:06,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 00:56:06,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 00:56:06,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 00:56:06,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 12:56:06" (1/1) ... [2019-08-10 00:56:06,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4096715b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:06, skipping insertion in model container [2019-08-10 00:56:06,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 12:56:06" (1/1) ... [2019-08-10 00:56:06,890 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 00:56:06,933 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 00:56:07,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 00:56:07,211 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 00:56:07,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 00:56:07,364 INFO L192 MainTranslator]: Completed translation [2019-08-10 00:56:07,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07 WrapperNode [2019-08-10 00:56:07,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 00:56:07,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 00:56:07,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 00:56:07,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 00:56:07,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07" (1/1) ... [2019-08-10 00:56:07,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07" (1/1) ... [2019-08-10 00:56:07,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07" (1/1) ... [2019-08-10 00:56:07,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07" (1/1) ... [2019-08-10 00:56:07,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07" (1/1) ... [2019-08-10 00:56:07,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07" (1/1) ... [2019-08-10 00:56:07,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07" (1/1) ... [2019-08-10 00:56:07,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 00:56:07,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 00:56:07,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 00:56:07,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 00:56:07,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:56:07" (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 [2019-08-10 00:56:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 00:56:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 00:56:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 00:56:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 00:56:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 00:56:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 00:56:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 00:56:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 00:56:07,939 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 00:56:07,939 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-10 00:56:07,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 12:56:07 BoogieIcfgContainer [2019-08-10 00:56:07,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 00:56:07,941 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 00:56:07,942 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 00:56:07,942 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 00:56:07,943 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 12:56:07" (1/1) ... [2019-08-10 00:56:20,465 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 00:56:20,473 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 00:56:20,477 INFO L168 Benchmark]: Toolchain (without parser) took 13599.25 ms. Allocated memory was 140.0 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 87.7 MB in the beginning and 253.1 MB in the end (delta: -165.5 MB). Peak memory consumption was 966.8 MB. Max. memory is 7.1 GB. [2019-08-10 00:56:20,478 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 00:56:20,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.09 ms. Allocated memory was 140.0 MB in the beginning and 198.7 MB in the end (delta: 58.7 MB). Free memory was 87.4 MB in the beginning and 176.5 MB in the end (delta: -89.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-08-10 00:56:20,480 INFO L168 Benchmark]: Boogie Preprocessor took 38.41 ms. Allocated memory is still 198.7 MB. Free memory was 176.5 MB in the beginning and 174.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-10 00:56:20,481 INFO L168 Benchmark]: RCFGBuilder took 537.17 ms. Allocated memory is still 198.7 MB. Free memory was 174.1 MB in the beginning and 148.1 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-08-10 00:56:20,482 INFO L168 Benchmark]: Symbolic Interpretation took 12532.32 ms. Allocated memory was 198.7 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 148.1 MB in the beginning and 253.1 MB in the end (delta: -105.1 MB). Peak memory consumption was 968.5 MB. Max. memory is 7.1 GB. [2019-08-10 00:56:20,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 343]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 157620#true. 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 140.0 MB. Free memory was 106.2 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 488.09 ms. Allocated memory was 140.0 MB in the beginning and 198.7 MB in the end (delta: 58.7 MB). Free memory was 87.4 MB in the beginning and 176.5 MB in the end (delta: -89.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.41 ms. Allocated memory is still 198.7 MB. Free memory was 176.5 MB in the beginning and 174.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 537.17 ms. Allocated memory is still 198.7 MB. Free memory was 174.1 MB in the beginning and 148.1 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 12532.32 ms. Allocated memory was 198.7 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 148.1 MB in the beginning and 253.1 MB in the end (delta: -105.1 MB). Peak memory consumption was 968.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...