./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/sigma.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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-64bit-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 64bit --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-64bit-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 64bit --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 13:19:49,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 13:19:49,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 13:19:49,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 13:19:49,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 13:19:49,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 13:19:49,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 13:19:49,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 13:19:49,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 13:19:49,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 13:19:49,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 13:19:49,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 13:19:49,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 13:19:49,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 13:19:49,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 13:19:49,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 13:19:49,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 13:19:49,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 13:19:49,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 13:19:49,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 13:19:49,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 13:19:49,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 13:19:49,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 13:19:49,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 13:19:49,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 13:19:49,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 13:19:49,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 13:19:49,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 13:19:49,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 13:19:49,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 13:19:49,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 13:19:49,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 13:19:49,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 13:19:49,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 13:19:49,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 13:19:49,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 13:19:49,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 13:19:49,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 13:19:49,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 13:19:49,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 13:19:49,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 13:19:49,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 13:19:49,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 13:19:49,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 13:19:49,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 13:19:49,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 13:19:49,462 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 13:19:49,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 13:19:49,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 13:19:49,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 13:19:49,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 13:19:49,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 13:19:49,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 13:19:49,464 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 13:19:49,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 13:19:49,464 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 13:19:49,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 13:19:49,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 13:19:49,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 13:19:49,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 13:19:49,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 13:19:49,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 13:19:49,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 13:19:49,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 13:19:49,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 13:19:49,468 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 13:19:49,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 13:19:49,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 13:19:49,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 13:19:49,469 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0213c2498f4ad9d8dd3bd44119e09066ed0e9f1d [2019-11-25 13:19:49,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 13:19:49,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 13:19:49,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 13:19:49,836 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 13:19:49,837 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 13:19:49,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/sigma.i [2019-11-25 13:19:49,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f4ab5dc/d327effcf2064e7099f7dcd325ca888a/FLAG0d0fa8027 [2019-11-25 13:19:50,540 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 13:19:50,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/sigma.i [2019-11-25 13:19:50,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f4ab5dc/d327effcf2064e7099f7dcd325ca888a/FLAG0d0fa8027 [2019-11-25 13:19:50,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95f4ab5dc/d327effcf2064e7099f7dcd325ca888a [2019-11-25 13:19:50,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 13:19:50,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 13:19:50,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 13:19:50,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 13:19:50,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 13:19:50,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:19:50" (1/1) ... [2019-11-25 13:19:50,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@441546a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:50, skipping insertion in model container [2019-11-25 13:19:50,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:19:50" (1/1) ... [2019-11-25 13:19:50,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 13:19:50,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 13:19:51,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 13:19:51,451 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 13:19:51,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2956c38d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:51, skipping insertion in model container [2019-11-25 13:19:51,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 13:19:51,460 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-25 13:19:51,464 INFO L168 Benchmark]: Toolchain (without parser) took 705.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-11-25 13:19:51,465 INFO L168 Benchmark]: CDTParser took 0.63 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 13:19:51,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-11-25 13:19:51,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 701.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 20.9 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 13:19:53,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 13:19:53,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 13:19:53,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 13:19:53,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 13:19:53,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 13:19:53,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 13:19:53,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 13:19:53,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 13:19:53,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 13:19:53,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 13:19:53,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 13:19:53,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 13:19:53,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 13:19:53,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 13:19:53,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 13:19:53,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 13:19:53,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 13:19:53,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 13:19:53,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 13:19:53,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 13:19:53,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 13:19:53,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 13:19:53,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 13:19:53,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 13:19:53,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 13:19:53,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 13:19:53,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 13:19:53,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 13:19:53,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 13:19:53,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 13:19:53,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 13:19:53,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 13:19:53,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 13:19:53,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 13:19:53,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 13:19:53,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 13:19:53,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 13:19:53,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 13:19:53,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 13:19:53,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 13:19:53,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-25 13:19:53,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 13:19:53,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 13:19:53,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 13:19:53,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 13:19:53,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 13:19:53,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 13:19:53,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 13:19:53,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 13:19:53,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 13:19:53,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 13:19:53,229 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 13:19:53,230 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 13:19:53,230 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 13:19:53,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 13:19:53,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 13:19:53,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 13:19:53,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 13:19:53,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 13:19:53,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 13:19:53,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 13:19:53,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 13:19:53,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 13:19:53,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 13:19:53,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 13:19:53,233 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 13:19:53,234 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 13:19:53,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 13:19:53,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 13:19:53,234 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-25 13:19:53,235 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0213c2498f4ad9d8dd3bd44119e09066ed0e9f1d [2019-11-25 13:19:53,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 13:19:53,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 13:19:53,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 13:19:53,643 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 13:19:53,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 13:19:53,644 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/sigma.i [2019-11-25 13:19:53,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cd1f92ca/f3093e03aa6841ff9a1963d31cd754cd/FLAG4cdf41043 [2019-11-25 13:19:54,235 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 13:19:54,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/sigma.i [2019-11-25 13:19:54,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cd1f92ca/f3093e03aa6841ff9a1963d31cd754cd/FLAG4cdf41043 [2019-11-25 13:19:54,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cd1f92ca/f3093e03aa6841ff9a1963d31cd754cd [2019-11-25 13:19:54,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 13:19:54,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 13:19:54,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 13:19:54,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 13:19:54,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 13:19:54,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:19:54" (1/1) ... [2019-11-25 13:19:54,539 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 01:19:54, skipping insertion in model container [2019-11-25 13:19:54,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:19:54" (1/1) ... [2019-11-25 13:19:54,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 13:19:54,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 13:19:55,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 13:19:55,291 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-25 13:19:55,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 13:19:55,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 13:19:55,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 13:19:55,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 13:19:55,725 INFO L208 MainTranslator]: Completed translation [2019-11-25 13:19:55,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55 WrapperNode [2019-11-25 13:19:55,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 13:19:55,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 13:19:55,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 13:19:55,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 13:19:55,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 13:19:55,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 13:19:55,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 13:19:55,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 13:19:55,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (1/1) ... [2019-11-25 13:19:55,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 13:19:55,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 13:19:55,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 13:19:55,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 13:19:55,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (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 13:19:55,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-11-25 13:19:55,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-25 13:19:55,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 13:19:55,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-25 13:19:55,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2019-11-25 13:19:55,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 13:19:55,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-25 13:19:55,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-25 13:19:55,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-25 13:19:55,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2019-11-25 13:19:55,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2019-11-25 13:19:55,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 13:19:55,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 13:19:55,986 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 13:19:56,516 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 13:19:56,516 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-25 13:19:56,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:19:56 BoogieIcfgContainer [2019-11-25 13:19:56,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 13:19:56,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 13:19:56,519 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 13:19:56,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 13:19:56,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 01:19:54" (1/3) ... [2019-11-25 13:19:56,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d95340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 01:19:56, skipping insertion in model container [2019-11-25 13:19:56,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:19:55" (2/3) ... [2019-11-25 13:19:56,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d95340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 01:19:56, skipping insertion in model container [2019-11-25 13:19:56,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:19:56" (3/3) ... [2019-11-25 13:19:56,527 INFO L109 eAbstractionObserver]: Analyzing ICFG sigma.i [2019-11-25 13:19:56,539 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-25 13:19:56,540 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 13:19:56,547 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 13:19:56,581 WARN L315 ript$VariableManager]: TermVariabe |threadThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,581 WARN L315 ript$VariableManager]: TermVariabe |threadThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,581 WARN L315 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,581 WARN L315 ript$VariableManager]: TermVariabe threadThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,582 WARN L315 ript$VariableManager]: TermVariabe |threadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,582 WARN L315 ript$VariableManager]: TermVariabe |threadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,583 WARN L315 ript$VariableManager]: TermVariabe |threadThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,583 WARN L315 ript$VariableManager]: TermVariabe |threadThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,583 WARN L315 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,583 WARN L315 ript$VariableManager]: TermVariabe threadThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,584 WARN L315 ript$VariableManager]: TermVariabe |threadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,584 WARN L315 ript$VariableManager]: TermVariabe |threadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,584 WARN L315 ript$VariableManager]: TermVariabe |threadThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,585 WARN L315 ript$VariableManager]: TermVariabe |threadThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,585 WARN L315 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,585 WARN L315 ript$VariableManager]: TermVariabe threadThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,586 WARN L315 ript$VariableManager]: TermVariabe |threadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,586 WARN L315 ript$VariableManager]: TermVariabe |threadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-25 13:19:56,619 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-25 13:19:56,641 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 13:19:56,642 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 13:19:56,642 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 13:19:56,642 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 13:19:56,643 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 13:19:56,643 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 13:19:56,644 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 13:19:56,644 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 13:19:56,656 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 86 places, 87 transitions [2019-11-25 13:19:57,274 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8024 states. [2019-11-25 13:19:57,277 INFO L276 IsEmpty]: Start isEmpty. Operand 8024 states. [2019-11-25 13:19:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-25 13:19:57,288 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 13:19:57,290 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 13:19:57,291 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 13:19:57,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 13:19:57,300 INFO L82 PathProgramCache]: Analyzing trace with hash -129320810, now seen corresponding path program 1 times [2019-11-25 13:19:57,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 13:19:57,319 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1499176327] [2019-11-25 13:19:57,319 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 13:19:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 13:19:57,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-25 13:19:57,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 13:19:57,522 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 13:19:57,523 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 13:19:57,532 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 13:19:57,533 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1499176327] [2019-11-25 13:19:57,534 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 13:19:57,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-25 13:19:57,535 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995315927] [2019-11-25 13:19:57,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 13:19:57,541 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 13:19:57,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 13:19:57,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 13:19:57,559 INFO L87 Difference]: Start difference. First operand 8024 states. Second operand 2 states. [2019-11-25 13:19:57,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 13:19:57,713 INFO L93 Difference]: Finished difference Result 8024 states and 24395 transitions. [2019-11-25 13:19:57,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 13:19:57,715 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2019-11-25 13:19:57,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 13:19:57,812 INFO L225 Difference]: With dead ends: 8024 [2019-11-25 13:19:57,812 INFO L226 Difference]: Without dead ends: 6725 [2019-11-25 13:19:57,814 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 13:19:57,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6725 states. [2019-11-25 13:19:58,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6725 to 6725. [2019-11-25 13:19:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6725 states. [2019-11-25 13:19:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6725 states to 6725 states and 20504 transitions. [2019-11-25 13:19:58,274 INFO L78 Accepts]: Start accepts. Automaton has 6725 states and 20504 transitions. Word has length 32 [2019-11-25 13:19:58,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 13:19:58,275 INFO L462 AbstractCegarLoop]: Abstraction has 6725 states and 20504 transitions. [2019-11-25 13:19:58,275 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 13:19:58,275 INFO L276 IsEmpty]: Start isEmpty. Operand 6725 states and 20504 transitions. [2019-11-25 13:19:58,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-25 13:19:58,276 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 13:19:58,277 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 13:19:58,489 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-25 13:19:58,490 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 13:19:58,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 13:19:58,491 INFO L82 PathProgramCache]: Analyzing trace with hash 589869815, now seen corresponding path program 1 times [2019-11-25 13:19:58,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 13:19:58,493 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [506463059] [2019-11-25 13:19:58,493 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 13:19:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 13:19:58,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-25 13:19:58,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 13:19:58,651 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 13:19:58,652 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 13:19:58,686 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 13:19:58,687 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [506463059] [2019-11-25 13:19:58,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 13:19:58,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-11-25 13:19:58,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434495453] [2019-11-25 13:19:58,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 13:19:58,690 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 13:19:58,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 13:19:58,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-25 13:19:58,691 INFO L87 Difference]: Start difference. First operand 6725 states and 20504 transitions. Second operand 6 states. [2019-11-25 13:19:58,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 13:19:58,982 INFO L93 Difference]: Finished difference Result 5013 states and 14355 transitions. [2019-11-25 13:19:58,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 13:19:58,983 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-11-25 13:19:58,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 13:19:59,017 INFO L225 Difference]: With dead ends: 5013 [2019-11-25 13:19:59,017 INFO L226 Difference]: Without dead ends: 5013 [2019-11-25 13:19:59,018 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 13:19:59,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2019-11-25 13:19:59,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 4879. [2019-11-25 13:19:59,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4879 states. [2019-11-25 13:19:59,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 4879 states and 14076 transitions. [2019-11-25 13:19:59,209 INFO L78 Accepts]: Start accepts. Automaton has 4879 states and 14076 transitions. Word has length 32 [2019-11-25 13:19:59,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 13:19:59,210 INFO L462 AbstractCegarLoop]: Abstraction has 4879 states and 14076 transitions. [2019-11-25 13:19:59,210 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 13:19:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 4879 states and 14076 transitions. [2019-11-25 13:19:59,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-25 13:19:59,223 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 13:19:59,223 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 13:19:59,435 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-25 13:19:59,436 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 13:19:59,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 13:19:59,436 INFO L82 PathProgramCache]: Analyzing trace with hash -541360727, now seen corresponding path program 1 times [2019-11-25 13:19:59,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 13:19:59,437 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1200039822] [2019-11-25 13:19:59,438 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 13:19:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 13:19:59,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 13:19:59,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 13:19:59,642 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 13:19:59,642 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 13:19:59,730 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 13:19:59,731 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1200039822] [2019-11-25 13:19:59,731 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-25 13:19:59,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2019-11-25 13:19:59,732 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554703889] [2019-11-25 13:19:59,732 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-25 13:19:59,733 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 13:19:59,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-25 13:19:59,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2019-11-25 13:19:59,734 INFO L87 Difference]: Start difference. First operand 4879 states and 14076 transitions. Second operand 10 states. [2019-11-25 13:20:00,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 13:20:00,296 INFO L93 Difference]: Finished difference Result 4819 states and 13898 transitions. [2019-11-25 13:20:00,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-25 13:20:00,297 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-11-25 13:20:00,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 13:20:00,329 INFO L225 Difference]: With dead ends: 4819 [2019-11-25 13:20:00,330 INFO L226 Difference]: Without dead ends: 4819 [2019-11-25 13:20:00,330 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 13:20:00,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2019-11-25 13:20:00,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 4819. [2019-11-25 13:20:00,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4819 states. [2019-11-25 13:20:00,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 4819 states and 13898 transitions. [2019-11-25 13:20:00,473 INFO L78 Accepts]: Start accepts. Automaton has 4819 states and 13898 transitions. Word has length 57 [2019-11-25 13:20:00,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 13:20:00,474 INFO L462 AbstractCegarLoop]: Abstraction has 4819 states and 13898 transitions. [2019-11-25 13:20:00,474 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-25 13:20:00,475 INFO L276 IsEmpty]: Start isEmpty. Operand 4819 states and 13898 transitions. [2019-11-25 13:20:00,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-25 13:20:00,480 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 13:20:00,480 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 13:20:00,703 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-25 13:20:00,703 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 13:20:00,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 13:20:00,704 INFO L82 PathProgramCache]: Analyzing trace with hash 2111749896, now seen corresponding path program 1 times [2019-11-25 13:20:00,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 13:20:00,705 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [517776874] [2019-11-25 13:20:00,705 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 13:20:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 13:20:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 13:20:01,405 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-25 13:20:01,405 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-25 13:20:01,618 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-25 13:20:01,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d95340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 01:20:01, skipping insertion in model container [2019-11-25 13:20:01,621 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 13:20:01,622 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 13:20:01,622 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 13:20:01,622 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 13:20:01,622 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:19:56" (3/3) ... [2019-11-25 13:20:01,626 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 13:20:01,635 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread [2019-11-25 13:20:01,640 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 13:20:01,640 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-25 13:20:01,641 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 13:20:01,694 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-25 13:20:01,694 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 13:20:01,696 INFO L168 Benchmark]: Toolchain (without parser) took 7166.06 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 243.8 MB). Free memory was 956.3 MB in the beginning and 867.7 MB in the end (delta: 88.6 MB). Peak memory consumption was 332.4 MB. Max. memory is 11.5 GB. [2019-11-25 13:20:01,697 INFO L168 Benchmark]: CDTParser took 0.31 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 13:20:01,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1195.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 956.3 MB in the beginning and 1.0 GB in the end (delta: -80.9 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2019-11-25 13:20:01,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.85 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-25 13:20:01,699 INFO L168 Benchmark]: Boogie Preprocessor took 85.54 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 13:20:01,699 INFO L168 Benchmark]: RCFGBuilder took 599.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.3 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2019-11-25 13:20:01,700 INFO L168 Benchmark]: TraceAbstraction took 5102.33 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 122.7 MB). Free memory was 999.3 MB in the beginning and 867.7 MB in the end (delta: 131.6 MB). Peak memory consumption was 254.2 MB. Max. memory is 11.5 GB. [2019-11-25 13:20:01,700 INFO L168 Benchmark]: Witness Printer took 72.47 ms. Allocated memory is still 1.3 GB. Free memory is still 867.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 13:20:01,704 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1195.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 956.3 MB in the beginning and 1.0 GB in the end (delta: -80.9 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.85 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 85.54 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 599.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.3 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5102.33 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 122.7 MB). Free memory was 999.3 MB in the beginning and 867.7 MB in the end (delta: 131.6 MB). Peak memory consumption was 254.2 MB. Max. memory is 11.5 GB. * Witness Printer took 72.47 ms. Allocated memory is still 1.3 GB. Free memory is still 867.7 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...