./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/sigma.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7c71bc25 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/sigma.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 0213c2498f4ad9d8dd3bd44119e09066ed0e9f1d ............................................................................................................................ 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/sigma.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 0213c2498f4ad9d8dd3bd44119e09066ed0e9f1d ....................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-7c71bc2 [2019-11-25 13:51:16,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 13:51:16,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 13:51:16,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 13:51:16,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 13:51:16,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 13:51:16,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 13:51:16,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 13:51:16,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 13:51:16,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 13:51:16,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 13:51:16,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 13:51:16,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 13:51:16,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 13:51:16,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 13:51:16,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 13:51:16,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 13:51:16,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 13:51:16,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 13:51:16,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 13:51:16,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 13:51:16,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 13:51:16,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 13:51:16,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 13:51:16,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 13:51:16,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 13:51:16,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 13:51:16,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 13:51:16,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 13:51:16,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 13:51:16,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 13:51:16,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 13:51:16,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 13:51:16,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 13:51:16,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 13:51:16,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 13:51:16,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 13:51:16,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 13:51:16,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 13:51:16,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 13:51:16,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 13:51:16,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 13:51:16,603 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 13:51:16,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 13:51:16,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 13:51:16,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 13:51:16,609 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 13:51:16,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 13:51:16,609 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 13:51:16,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 13:51:16,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 13:51:16,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 13:51:16,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 13:51:16,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 13:51:16,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 13:51:16,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 13:51:16,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 13:51:16,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 13:51:16,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 13:51:16,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 13:51:16,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 13:51:16,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 13:51:16,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 13:51:16,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 13:51:16,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 13:51:16,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 13:51:16,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 13:51:16,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 13:51:16,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 13:51:16,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 13:51:16,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 13:51:16,619 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 -> 0213c2498f4ad9d8dd3bd44119e09066ed0e9f1d [2019-11-25 13:51:16,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 13:51:16,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 13:51:16,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 13:51:16,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 13:51:16,967 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 13:51:16,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/sigma.i [2019-11-25 13:51:17,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/844fbfb85/5b6670edd95b43db8d70a9cfe7afc9d3/FLAG510bf238d [2019-11-25 13:51:17,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 13:51:17,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/sigma.i [2019-11-25 13:51:17,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/844fbfb85/5b6670edd95b43db8d70a9cfe7afc9d3/FLAG510bf238d [2019-11-25 13:51:17,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/844fbfb85/5b6670edd95b43db8d70a9cfe7afc9d3 [2019-11-25 13:51:17,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 13:51:17,859 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 13:51:17,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 13:51:17,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 13:51:17,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 13:51:17,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:51:17" (1/1) ... [2019-11-25 13:51:17,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1bf908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:17, skipping insertion in model container [2019-11-25 13:51:17,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:51:17" (1/1) ... [2019-11-25 13:51:17,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 13:51:17,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 13:51:18,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 13:51:18,590 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-11-25 13:51:18,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68a11fbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:18, skipping insertion in model container [2019-11-25 13:51:18,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 13:51:18,591 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-25 13:51:18,594 INFO L168 Benchmark]: Toolchain (without parser) took 734.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-11-25 13:51:18,595 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 13:51:18,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-11-25 13:51:18,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 730.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1102]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-7c71bc2 [2019-11-25 13:51:20,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 13:51:20,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 13:51:20,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 13:51:20,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 13:51:20,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 13:51:20,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 13:51:20,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 13:51:20,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 13:51:20,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 13:51:20,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 13:51:20,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 13:51:20,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 13:51:20,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 13:51:20,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 13:51:20,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 13:51:20,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 13:51:20,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 13:51:20,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 13:51:20,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 13:51:20,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 13:51:20,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 13:51:20,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 13:51:20,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 13:51:20,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 13:51:20,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 13:51:20,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 13:51:20,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 13:51:20,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 13:51:20,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 13:51:20,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 13:51:20,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 13:51:20,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 13:51:20,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 13:51:20,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 13:51:20,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 13:51:20,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 13:51:20,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 13:51:20,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 13:51:20,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 13:51:20,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 13:51:20,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 13:51:20,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 13:51:20,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 13:51:20,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 13:51:20,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 13:51:20,393 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 13:51:20,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 13:51:20,394 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 13:51:20,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 13:51:20,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 13:51:20,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 13:51:20,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 13:51:20,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 13:51:20,396 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 13:51:20,397 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 13:51:20,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 13:51:20,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 13:51:20,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 13:51:20,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 13:51:20,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 13:51:20,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 13:51:20,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 13:51:20,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 13:51:20,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 13:51:20,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 13:51:20,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 13:51:20,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 13:51:20,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 13:51:20,402 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 13:51:20,402 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 13:51:20,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 13:51:20,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 13:51:20,403 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 -> 0213c2498f4ad9d8dd3bd44119e09066ed0e9f1d [2019-11-25 13:51:20,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 13:51:20,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 13:51:20,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 13:51:20,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 13:51:20,734 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 13:51:20,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/sigma.i [2019-11-25 13:51:20,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bcc4199f/3b994dd568a04bb085252e7fcffaa3e1/FLAGc1663e2e5 [2019-11-25 13:51:21,355 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 13:51:21,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/sigma.i [2019-11-25 13:51:21,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bcc4199f/3b994dd568a04bb085252e7fcffaa3e1/FLAGc1663e2e5 [2019-11-25 13:51:21,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bcc4199f/3b994dd568a04bb085252e7fcffaa3e1 [2019-11-25 13:51:21,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 13:51:21,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 13:51:21,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 13:51:21,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 13:51:21,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 13:51:21,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:51:21" (1/1) ... [2019-11-25 13:51:21,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d4551df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:21, skipping insertion in model container [2019-11-25 13:51:21,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:51:21" (1/1) ... [2019-11-25 13:51:21,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 13:51:21,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 13:51:22,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 13:51:22,321 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-25 13:51:22,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 13:51:22,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 13:51:22,389 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 13:51:22,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 13:51:22,633 INFO L208 MainTranslator]: Completed translation [2019-11-25 13:51:22,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22 WrapperNode [2019-11-25 13:51:22,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 13:51:22,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 13:51:22,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 13:51:22,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 13:51:22,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 13:51:22,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 13:51:22,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 13:51:22,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 13:51:22,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (1/1) ... [2019-11-25 13:51:22,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 13:51:22,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 13:51:22,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 13:51:22,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 13:51:22,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (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 [2019-11-25 13:51:22,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-25 13:51:22,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 13:51:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-25 13:51:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 13:51:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-25 13:51:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-25 13:51:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-25 13:51:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2019-11-25 13:51:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2019-11-25 13:51:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 13:51:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 13:51:22,836 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-25 13:51:23,308 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 13:51:23,308 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-25 13:51:23,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:51:23 BoogieIcfgContainer [2019-11-25 13:51:23,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 13:51:23,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 13:51:23,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 13:51:23,315 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 13:51:23,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 01:51:21" (1/3) ... [2019-11-25 13:51:23,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ae7f1b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 01:51:23, skipping insertion in model container [2019-11-25 13:51:23,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:51:22" (2/3) ... [2019-11-25 13:51:23,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ae7f1b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 01:51:23, skipping insertion in model container [2019-11-25 13:51:23,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:51:23" (3/3) ... [2019-11-25 13:51:23,320 INFO L109 eAbstractionObserver]: Analyzing ICFG sigma.i [2019-11-25 13:51:23,331 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-25 13:51:23,331 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 13:51:23,339 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 13:51:23,370 WARN L315 ript$VariableManager]: TermVariabe |threadThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,370 WARN L315 ript$VariableManager]: TermVariabe |threadThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,371 WARN L315 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,371 WARN L315 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,372 WARN L315 ript$VariableManager]: TermVariabe |threadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,372 WARN L315 ript$VariableManager]: TermVariabe |threadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,373 WARN L315 ript$VariableManager]: TermVariabe |threadThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,373 WARN L315 ript$VariableManager]: TermVariabe |threadThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,373 WARN L315 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,373 WARN L315 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,374 WARN L315 ript$VariableManager]: TermVariabe |threadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,374 WARN L315 ript$VariableManager]: TermVariabe |threadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,375 WARN L315 ript$VariableManager]: TermVariabe |threadThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,375 WARN L315 ript$VariableManager]: TermVariabe |threadThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,375 WARN L315 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,376 WARN L315 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,376 WARN L315 ript$VariableManager]: TermVariabe |threadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,377 WARN L315 ript$VariableManager]: TermVariabe |threadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:51:23,407 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-25 13:51:23,425 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 13:51:23,426 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 13:51:23,426 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 13:51:23,426 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 13:51:23,426 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 13:51:23,427 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 13:51:23,427 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 13:51:23,427 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 13:51:23,440 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 86 places, 87 transitions [2019-11-25 13:51:24,046 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8024 states. [2019-11-25 13:51:24,049 INFO L276 IsEmpty]: Start isEmpty. Operand 8024 states. [2019-11-25 13:51:24,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-25 13:51:24,062 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 13:51:24,063 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 13:51:24,064 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 13:51:24,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 13:51:24,074 INFO L82 PathProgramCache]: Analyzing trace with hash -129320810, now seen corresponding path program 1 times [2019-11-25 13:51:24,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 13:51:24,093 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1028817745] [2019-11-25 13:51:24,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-25 13:51:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 13:51:24,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-25 13:51:24,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 13:51:24,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 13:51:24,312 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 13:51:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 13:51:24,328 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1028817745] [2019-11-25 13:51:24,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 13:51:24,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-25 13:51:24,332 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014390740] [2019-11-25 13:51:24,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 13:51:24,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 13:51:24,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 13:51:24,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 13:51:24,369 INFO L87 Difference]: Start difference. First operand 8024 states. Second operand 2 states. [2019-11-25 13:51:24,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 13:51:24,567 INFO L93 Difference]: Finished difference Result 8024 states and 24395 transitions. [2019-11-25 13:51:24,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 13:51:24,570 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2019-11-25 13:51:24,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 13:51:24,693 INFO L225 Difference]: With dead ends: 8024 [2019-11-25 13:51:24,693 INFO L226 Difference]: Without dead ends: 6725 [2019-11-25 13:51:24,697 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 13:51:24,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6725 states. [2019-11-25 13:51:25,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6725 to 6725. [2019-11-25 13:51:25,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6725 states. [2019-11-25 13:51:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6725 states to 6725 states and 20504 transitions. [2019-11-25 13:51:25,259 INFO L78 Accepts]: Start accepts. Automaton has 6725 states and 20504 transitions. Word has length 32 [2019-11-25 13:51:25,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 13:51:25,260 INFO L462 AbstractCegarLoop]: Abstraction has 6725 states and 20504 transitions. [2019-11-25 13:51:25,260 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 13:51:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 6725 states and 20504 transitions. [2019-11-25 13:51:25,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-25 13:51:25,262 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 13:51:25,262 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 13:51:25,475 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-25 13:51:25,476 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 13:51:25,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 13:51:25,477 INFO L82 PathProgramCache]: Analyzing trace with hash 589869815, now seen corresponding path program 1 times [2019-11-25 13:51:25,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 13:51:25,478 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2086453068] [2019-11-25 13:51:25,478 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-25 13:51:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 13:51:25,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-25 13:51:25,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 13:51:25,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 13:51:25,622 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 13:51:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 13:51:25,663 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2086453068] [2019-11-25 13:51:25,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 13:51:25,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-11-25 13:51:25,665 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839202749] [2019-11-25 13:51:25,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 13:51:25,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 13:51:25,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 13:51:25,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-25 13:51:25,669 INFO L87 Difference]: Start difference. First operand 6725 states and 20504 transitions. Second operand 6 states. [2019-11-25 13:51:25,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 13:51:25,896 INFO L93 Difference]: Finished difference Result 5013 states and 14355 transitions. [2019-11-25 13:51:25,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 13:51:25,897 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-11-25 13:51:25,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 13:51:25,930 INFO L225 Difference]: With dead ends: 5013 [2019-11-25 13:51:25,931 INFO L226 Difference]: Without dead ends: 5013 [2019-11-25 13:51:25,932 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2019-11-25 13:51:25,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2019-11-25 13:51:26,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 4879. [2019-11-25 13:51:26,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4879 states. [2019-11-25 13:51:26,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 4879 states and 14076 transitions. [2019-11-25 13:51:26,107 INFO L78 Accepts]: Start accepts. Automaton has 4879 states and 14076 transitions. Word has length 32 [2019-11-25 13:51:26,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 13:51:26,108 INFO L462 AbstractCegarLoop]: Abstraction has 4879 states and 14076 transitions. [2019-11-25 13:51:26,108 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 13:51:26,108 INFO L276 IsEmpty]: Start isEmpty. Operand 4879 states and 14076 transitions. [2019-11-25 13:51:26,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-25 13:51:26,114 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 13:51:26,114 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 13:51:26,329 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-25 13:51:26,329 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 13:51:26,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 13:51:26,330 INFO L82 PathProgramCache]: Analyzing trace with hash -541360727, now seen corresponding path program 1 times [2019-11-25 13:51:26,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 13:51:26,331 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [157753741] [2019-11-25 13:51:26,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-25 13:51:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 13:51:26,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 13:51:26,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 13:51:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-25 13:51:26,509 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 13:51:26,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-25 13:51:26,583 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [157753741] [2019-11-25 13:51:26,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-25 13:51:26,583 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2019-11-25 13:51:26,584 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279053071] [2019-11-25 13:51:26,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-25 13:51:26,585 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 13:51:26,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-25 13:51:26,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2019-11-25 13:51:26,586 INFO L87 Difference]: Start difference. First operand 4879 states and 14076 transitions. Second operand 10 states. [2019-11-25 13:51:26,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 13:51:26,981 INFO L93 Difference]: Finished difference Result 4819 states and 13898 transitions. [2019-11-25 13:51:26,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-25 13:51:26,981 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-11-25 13:51:26,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 13:51:27,034 INFO L225 Difference]: With dead ends: 4819 [2019-11-25 13:51:27,034 INFO L226 Difference]: Without dead ends: 4819 [2019-11-25 13:51:27,035 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2019-11-25 13:51:27,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2019-11-25 13:51:27,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 4819. [2019-11-25 13:51:27,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4819 states. [2019-11-25 13:51:27,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 4819 states and 13898 transitions. [2019-11-25 13:51:27,181 INFO L78 Accepts]: Start accepts. Automaton has 4819 states and 13898 transitions. Word has length 57 [2019-11-25 13:51:27,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 13:51:27,183 INFO L462 AbstractCegarLoop]: Abstraction has 4819 states and 13898 transitions. [2019-11-25 13:51:27,184 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-25 13:51:27,184 INFO L276 IsEmpty]: Start isEmpty. Operand 4819 states and 13898 transitions. [2019-11-25 13:51:27,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-25 13:51:27,192 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 13:51:27,192 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 13:51:27,405 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-25 13:51:27,413 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 13:51:27,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 13:51:27,413 INFO L82 PathProgramCache]: Analyzing trace with hash 2111749896, now seen corresponding path program 1 times [2019-11-25 13:51:27,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 13:51:27,414 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [614407418] [2019-11-25 13:51:27,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-25 13:51:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 13:51:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 13:51:27,884 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-25 13:51:27,884 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-25 13:51:28,098 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-25 13:51:28,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ae7f1b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 01:51:28, skipping insertion in model container [2019-11-25 13:51:28,103 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 13:51:28,104 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 13:51:28,104 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 13:51:28,104 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 13:51:28,105 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:51:23" (3/3) ... [2019-11-25 13:51:28,109 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 13:51:28,117 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread [2019-11-25 13:51:28,125 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 13:51:28,125 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-25 13:51:28,126 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 13:51:28,214 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-25 13:51:28,214 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 13:51:28,218 INFO L168 Benchmark]: Toolchain (without parser) took 6581.23 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 265.3 MB). Free memory was 951.0 MB in the beginning and 909.7 MB in the end (delta: 41.2 MB). Peak memory consumption was 306.5 MB. Max. memory is 11.5 GB. [2019-11-25 13:51:28,218 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 13:51:28,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1000.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -83.1 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. [2019-11-25 13:51:28,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 13:51:28,220 INFO L168 Benchmark]: Boogie Preprocessor took 37.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 13:51:28,222 INFO L168 Benchmark]: RCFGBuilder took 557.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2019-11-25 13:51:28,223 INFO L168 Benchmark]: TraceAbstraction took 4791.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 144.2 MB). Free memory was 1.0 GB in the beginning and 909.7 MB in the end (delta: 92.8 MB). Peak memory consumption was 237.0 MB. Max. memory is 11.5 GB. [2019-11-25 13:51:28,225 INFO L168 Benchmark]: Witness Printer took 110.93 ms. Allocated memory is still 1.3 GB. Free memory is still 909.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 13:51:28,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1000.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 951.0 MB in the beginning and 1.0 GB in the end (delta: -83.1 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 557.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4791.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 144.2 MB). Free memory was 1.0 GB in the beginning and 909.7 MB in the end (delta: 92.8 MB). Peak memory consumption was 237.0 MB. Max. memory is 11.5 GB. * Witness Printer took 110.93 ms. Allocated memory is still 1.3 GB. Free memory is still 909.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - GenericResult: unable to analyze concurrent program unable to analyze - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...