./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-atomic/lamport.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-atomic/lamport.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f308056a588d49578d6b80408483bd72f47ef45 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-atomic/lamport.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f308056a588d49578d6b80408483bd72f47ef45 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:08:02,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:02,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:02,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:02,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:02,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:02,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:02,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:02,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:02,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:02,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:02,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:02,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:02,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:02,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:02,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:02,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:03,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:03,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:03,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:03,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:03,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:03,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:03,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:03,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:03,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:03,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:03,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:03,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:03,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:03,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:03,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:03,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:03,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:03,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:03,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:03,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:03,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:03,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:03,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:03,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:03,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:08:03,124 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:03,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:03,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:03,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:03,134 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:03,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:03,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:03,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:08:03,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:03,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:03,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:03,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:03,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:03,143 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:03,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:03,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:03,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:03,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:03,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:03,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:03,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:03,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:03,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:03,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:03,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:03,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:08:03,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:08:03,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:03,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f308056a588d49578d6b80408483bd72f47ef45 [2019-11-27 10:08:03,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:03,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:03,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:03,782 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:03,787 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:03,789 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/lamport.i [2019-11-27 10:08:03,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f5fda699/b4c519d7c93d4e0eb3ccdf72aa65b98a/FLAGa5b844709 [2019-11-27 10:08:05,131 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:05,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/lamport.i [2019-11-27 10:08:05,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f5fda699/b4c519d7c93d4e0eb3ccdf72aa65b98a/FLAGa5b844709 [2019-11-27 10:08:05,192 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f5fda699/b4c519d7c93d4e0eb3ccdf72aa65b98a [2019-11-27 10:08:05,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:05,206 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:05,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:05,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:05,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:05,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:05" (1/1) ... [2019-11-27 10:08:05,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9c0e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:05, skipping insertion in model container [2019-11-27 10:08:05,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:05" (1/1) ... [2019-11-27 10:08:05,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:05,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:06,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:06,329 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:06,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:06,623 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:06,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06 WrapperNode [2019-11-27 10:08:06,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:06,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:06,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:06,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:06,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:06,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:06,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:06,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:06,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:06" (1/1) ... [2019-11-27 10:08:06,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:06,840 INFO L168 Benchmark]: Toolchain (without parser) took 1623.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.0 MB in the end (delta: -752.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:06,841 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:06,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1418.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:06,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.74 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:06,855 INFO L168 Benchmark]: Boogie Preprocessor took 91.07 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:06,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1418.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.74 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.07 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:08:10,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:10,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:10,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:10,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:10,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:10,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:10,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:10,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:10,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:10,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:10,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:10,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:10,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:10,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:10,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:10,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:10,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:10,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:10,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:10,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:10,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:10,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:10,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:10,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:10,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:10,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:10,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:10,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:10,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:10,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:10,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:10,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:11,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:11,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:11,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:11,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:11,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:11,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:11,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:11,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:11,019 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:08:11,061 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:11,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:11,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:11,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:11,072 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:11,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:11,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:11,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:11,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:11,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:11,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:11,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:11,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:08:11,079 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:08:11,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:11,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:11,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:11,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:11,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:11,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:11,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:11,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:11,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:11,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:11,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:11,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:11,086 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:08:11,086 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:08:11,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:11,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:08:11,089 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f308056a588d49578d6b80408483bd72f47ef45 [2019-11-27 10:08:11,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:11,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:11,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:11,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:11,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:11,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/lamport.i [2019-11-27 10:08:11,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284fd9382/ab46e4546aa94ee4803f4a6023046ab9/FLAG976b3d3c1 [2019-11-27 10:08:13,100 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:13,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/lamport.i [2019-11-27 10:08:13,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284fd9382/ab46e4546aa94ee4803f4a6023046ab9/FLAG976b3d3c1 [2019-11-27 10:08:13,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284fd9382/ab46e4546aa94ee4803f4a6023046ab9 [2019-11-27 10:08:13,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:13,197 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:13,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:13,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:13,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:13,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:13" (1/1) ... [2019-11-27 10:08:13,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:13, skipping insertion in model container [2019-11-27 10:08:13,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:13" (1/1) ... [2019-11-27 10:08:13,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:13,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:14,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:14,364 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:14,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:14,682 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:14,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14 WrapperNode [2019-11-27 10:08:14,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:14,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:14,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:14,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:14,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:14,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:14,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:14,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:14,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:14,943 INFO L168 Benchmark]: Toolchain (without parser) took 1731.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:14,949 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:14,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1487.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.4 MB in the end (delta: -696.8 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:14,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.30 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:14,958 INFO L168 Benchmark]: Boogie Preprocessor took 101.09 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:14,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1487.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.4 MB in the end (delta: -696.8 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.30 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.09 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...