./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -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 efda1c2f63ce2dc58e39ff9afcd8518162b26d81 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -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 efda1c2f63ce2dc58e39ff9afcd8518162b26d81 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:26:30,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:30,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:30,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:30,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:30,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:30,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:30,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:30,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:31,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:31,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:31,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:31,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:31,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:31,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:31,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:31,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:31,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:31,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:31,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:31,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:31,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:31,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:31,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:31,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:31,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:31,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:31,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:31,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:31,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:31,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:31,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:31,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:31,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:31,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:31,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:31,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:31,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:31,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:31,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:31,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:31,072 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:31,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:31,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:31,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:31,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:31,109 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:31,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:31,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:31,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:31,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:31,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:31,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:31,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:31,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:31,112 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:31,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:31,113 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:31,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:31,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:31,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:31,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:31,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:31,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:31,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:31,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:31,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:31,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:31,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:31,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:31,118 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 -> efda1c2f63ce2dc58e39ff9afcd8518162b26d81 [2019-11-27 16:26:31,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:31,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:31,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:31,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:31,572 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:31,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:31,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34dea9195/36a73869700043f799b78739c98df560/FLAG4589a6b71 [2019-11-27 16:26:32,446 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:32,448 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:32,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34dea9195/36a73869700043f799b78739c98df560/FLAG4589a6b71 [2019-11-27 16:26:32,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34dea9195/36a73869700043f799b78739c98df560 [2019-11-27 16:26:32,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:32,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:32,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:32,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:32,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:32,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:32" (1/1) ... [2019-11-27 16:26:32,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:32, skipping insertion in model container [2019-11-27 16:26:32,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:32" (1/1) ... [2019-11-27 16:26:32,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:32,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:33,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:33,296 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:33,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:33,418 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:33,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33 WrapperNode [2019-11-27 16:26:33,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:33,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:33,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:33,420 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:33,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:33,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:33,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:33,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:33,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:33" (1/1) ... [2019-11-27 16:26:33,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:33,572 INFO L168 Benchmark]: Toolchain (without parser) took 852.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.1 MB in the end (delta: -14.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:33,573 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:33,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.8 MB in the end (delta: -19.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:33,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.72 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:33,589 INFO L168 Benchmark]: Boogie Preprocessor took 54.43 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:33,597 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 697.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.8 MB in the end (delta: -19.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.72 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.43 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 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 0.1.24-509859d [2019-11-27 16:26:36,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:36,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:36,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:36,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:36,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:36,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:36,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:36,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:36,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:36,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:36,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:36,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:36,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:36,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:36,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:36,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:36,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:36,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:36,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:36,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:36,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:36,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:36,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:36,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:36,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:36,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:36,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:36,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:36,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:36,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:36,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:36,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:36,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:36,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:36,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:36,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:36,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:36,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:36,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:36,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:36,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:36,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:36,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:36,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:36,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:36,447 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:36,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:36,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:36,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:36,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:36,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:36,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:36,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:36,451 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:36,451 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:36,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:36,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:36,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:36,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:36,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:36,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:36,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:36,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:36,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:36,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:36,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:36,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:36,457 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:36,457 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:36,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:36,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:36,459 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 -> efda1c2f63ce2dc58e39ff9afcd8518162b26d81 [2019-11-27 16:26:36,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:36,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:36,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:36,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:36,882 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:36,883 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:36,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ac29c09b/f7c99e5adfb347e19ba4486c8641df87/FLAG3b0497e79 [2019-11-27 16:26:37,726 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:37,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:37,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ac29c09b/f7c99e5adfb347e19ba4486c8641df87/FLAG3b0497e79 [2019-11-27 16:26:37,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ac29c09b/f7c99e5adfb347e19ba4486c8641df87 [2019-11-27 16:26:37,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:38,002 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:38,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:38,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:38,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:38,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:37" (1/1) ... [2019-11-27 16:26:38,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38, skipping insertion in model container [2019-11-27 16:26:38,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:37" (1/1) ... [2019-11-27 16:26:38,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:38,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:38,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:38,593 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:38,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:38,743 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:38,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38 WrapperNode [2019-11-27 16:26:38,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:38,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:38,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:38,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:38,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:38,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:38,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:38,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:38,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:38" (1/1) ... [2019-11-27 16:26:38,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:38,909 INFO L168 Benchmark]: Toolchain (without parser) took 902.98 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 979.9 MB in the end (delta: -19.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:38,910 INFO L168 Benchmark]: CDTParser took 2.85 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 16:26:38,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.02 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 985.6 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:38,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.56 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:38,913 INFO L168 Benchmark]: Boogie Preprocessor took 70.90 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:38,917 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85 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 736.02 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 985.6 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 87.56 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.90 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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...