./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 03:44:38,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 03:44:38,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 03:44:38,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 03:44:38,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 03:44:38,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 03:44:38,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 03:44:38,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 03:44:38,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 03:44:38,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 03:44:38,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 03:44:38,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 03:44:38,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 03:44:38,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 03:44:38,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 03:44:38,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 03:44:38,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 03:44:38,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 03:44:38,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 03:44:38,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 03:44:38,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 03:44:38,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 03:44:38,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 03:44:38,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 03:44:38,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 03:44:38,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 03:44:38,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 03:44:38,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 03:44:38,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 03:44:38,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 03:44:38,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 03:44:38,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 03:44:38,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 03:44:38,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 03:44:38,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 03:44:38,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 03:44:38,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 03:44:38,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 03:44:38,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 03:44:38,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 03:44:38,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 03:44:38,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 03:44:38,911 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 03:44:38,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 03:44:38,912 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 03:44:38,912 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 03:44:38,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 03:44:38,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 03:44:38,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 03:44:38,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 03:44:38,914 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 03:44:38,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 03:44:38,915 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 03:44:38,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 03:44:38,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 03:44:38,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 03:44:38,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 03:44:38,916 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 03:44:38,917 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 03:44:38,917 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 03:44:38,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 03:44:38,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 03:44:38,917 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 03:44:38,918 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 03:44:38,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 03:44:38,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 03:44:38,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 03:44:38,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 03:44:38,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 03:44:38,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 03:44:38,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 03:44:38,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 03:44:38,919 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 03:44:38,920 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 03:44:38,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 03:44:38,920 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 03:44:38,920 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 03:44:39,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 03:44:39,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 03:44:39,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 03:44:39,246 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 03:44:39,246 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 03:44:39,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i [2023-08-30 03:44:40,451 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 03:44:40,779 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 03:44:40,780 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i [2023-08-30 03:44:40,800 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73c845f8/a3af0fdc423e4492aecbc5acf399a3ef/FLAG01bcdd79c [2023-08-30 03:44:40,817 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73c845f8/a3af0fdc423e4492aecbc5acf399a3ef [2023-08-30 03:44:40,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 03:44:40,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 03:44:40,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 03:44:40,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 03:44:40,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 03:44:40,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:44:40" (1/1) ... [2023-08-30 03:44:40,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2660ba98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:40, skipping insertion in model container [2023-08-30 03:44:40,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:44:40" (1/1) ... [2023-08-30 03:44:40,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 03:44:40,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 03:44:41,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 03:44:41,416 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-08-30 03:44:41,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4eee4272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:41, skipping insertion in model container [2023-08-30 03:44:41,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 03:44:41,418 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 03:44:41,420 INFO L158 Benchmark]: Toolchain (without parser) took 599.85ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 47.7MB in the end (delta: -879.8kB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-08-30 03:44:41,420 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 56.6MB. Free memory was 34.2MB in the beginning and 34.1MB in the end (delta: 34.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 03:44:41,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 598.23ms. Allocated memory is still 71.3MB. Free memory was 46.6MB in the beginning and 47.7MB in the end (delta: -1.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-08-30 03:44:41,423 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 56.6MB. Free memory was 34.2MB in the beginning and 34.1MB in the end (delta: 34.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 598.23ms. Allocated memory is still 71.3MB. Free memory was 46.6MB in the beginning and 47.7MB in the end (delta: -1.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1239]: Unsupported Syntax Found a cast between two array/pointer types of different sizes 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 03:44:43,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 03:44:43,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 03:44:43,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 03:44:43,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 03:44:43,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 03:44:43,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 03:44:43,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 03:44:43,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 03:44:43,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 03:44:43,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 03:44:43,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 03:44:43,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 03:44:43,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 03:44:43,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 03:44:43,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 03:44:43,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 03:44:43,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 03:44:43,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 03:44:43,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 03:44:43,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 03:44:43,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 03:44:43,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 03:44:43,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 03:44:43,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 03:44:43,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 03:44:43,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 03:44:43,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 03:44:43,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 03:44:43,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 03:44:43,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 03:44:43,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 03:44:43,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 03:44:43,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 03:44:43,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 03:44:43,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 03:44:43,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 03:44:43,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 03:44:43,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 03:44:43,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 03:44:43,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 03:44:43,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 03:44:43,276 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 03:44:43,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 03:44:43,277 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 03:44:43,277 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 03:44:43,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 03:44:43,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 03:44:43,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 03:44:43,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 03:44:43,279 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 03:44:43,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 03:44:43,280 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 03:44:43,280 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 03:44:43,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 03:44:43,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 03:44:43,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 03:44:43,281 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 03:44:43,281 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 03:44:43,282 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 03:44:43,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 03:44:43,282 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 03:44:43,282 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 03:44:43,282 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 03:44:43,282 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 03:44:43,283 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 03:44:43,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 03:44:43,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 03:44:43,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 03:44:43,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 03:44:43,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 03:44:43,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 03:44:43,284 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 03:44:43,284 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 03:44:43,285 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 03:44:43,285 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 03:44:43,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 03:44:43,285 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 03:44:43,285 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 03:44:43,285 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 03:44:43,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 03:44:43,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 03:44:43,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 03:44:43,603 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 03:44:43,603 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 03:44:43,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i [2023-08-30 03:44:44,816 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 03:44:45,106 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 03:44:45,107 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i [2023-08-30 03:44:45,123 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412657a27/47717c44fd1b4af8bf2c13c4fd1cf1a0/FLAGd44ebd6e5 [2023-08-30 03:44:45,135 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412657a27/47717c44fd1b4af8bf2c13c4fd1cf1a0 [2023-08-30 03:44:45,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 03:44:45,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 03:44:45,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 03:44:45,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 03:44:45,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 03:44:45,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0aafed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45, skipping insertion in model container [2023-08-30 03:44:45,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 03:44:45,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 03:44:45,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 03:44:45,712 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 03:44:45,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 03:44:45,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 03:44:45,816 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 03:44:45,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 03:44:45,922 INFO L208 MainTranslator]: Completed translation [2023-08-30 03:44:45,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45 WrapperNode [2023-08-30 03:44:45,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 03:44:45,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 03:44:45,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 03:44:45,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 03:44:45,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,971 INFO L138 Inliner]: procedures = 369, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 98 [2023-08-30 03:44:45,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 03:44:45,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 03:44:45,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 03:44:45,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 03:44:45,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,997 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:45,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:46,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 03:44:46,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 03:44:46,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 03:44:46,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 03:44:46,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (1/1) ... [2023-08-30 03:44:46,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 03:44:46,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 03:44:46,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 03:44:46,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 03:44:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 03:44:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 03:44:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 03:44:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 03:44:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 03:44:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 03:44:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 03:44:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 03:44:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 03:44:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 03:44:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 03:44:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 03:44:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 03:44:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 03:44:46,085 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 03:44:46,304 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 03:44:46,306 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 03:44:46,690 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 03:44:46,700 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 03:44:46,700 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 03:44:46,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 03:44:46 BoogieIcfgContainer [2023-08-30 03:44:46,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 03:44:46,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 03:44:46,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 03:44:46,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 03:44:46,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 03:44:45" (1/3) ... [2023-08-30 03:44:46,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f865d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 03:44:46, skipping insertion in model container [2023-08-30 03:44:46,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 03:44:45" (2/3) ... [2023-08-30 03:44:46,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f865d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 03:44:46, skipping insertion in model container [2023-08-30 03:44:46,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 03:44:46" (3/3) ... [2023-08-30 03:44:46,713 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2023-08-30 03:44:46,727 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 03:44:46,727 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2023-08-30 03:44:46,727 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 03:44:46,825 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 03:44:46,868 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 143 places, 139 transitions, 283 flow [2023-08-30 03:44:46,934 INFO L130 PetriNetUnfolder]: 0/138 cut-off events. [2023-08-30 03:44:46,935 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-30 03:44:46,939 INFO L83 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 138 events. 0/138 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 156 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2023-08-30 03:44:46,939 INFO L82 GeneralOperation]: Start removeDead. Operand has 143 places, 139 transitions, 283 flow [2023-08-30 03:44:46,948 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 142 places, 138 transitions, 279 flow [2023-08-30 03:44:46,952 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-30 03:44:46,968 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 138 transitions, 279 flow [2023-08-30 03:44:46,974 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 138 transitions, 279 flow [2023-08-30 03:44:46,974 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 142 places, 138 transitions, 279 flow [2023-08-30 03:44:47,037 INFO L130 PetriNetUnfolder]: 0/138 cut-off events. [2023-08-30 03:44:47,038 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-30 03:44:47,039 INFO L83 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 138 events. 0/138 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 156 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2023-08-30 03:44:47,041 INFO L119 LiptonReduction]: Number of co-enabled transitions 1750 [2023-08-30 03:45:23,336 WARN L222 SmtUtils]: Spent 9.28s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:45:32,732 WARN L222 SmtUtils]: Spent 9.39s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:45:42,131 WARN L222 SmtUtils]: Spent 9.40s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:45:51,062 WARN L222 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:46:44,666 WARN L222 SmtUtils]: Spent 41.69s on a formula simplification. DAG size of input: 168 DAG size of output: 160 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:47:01,539 WARN L222 SmtUtils]: Spent 16.87s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:47:46,911 WARN L222 SmtUtils]: Spent 45.37s on a formula simplification. DAG size of input: 168 DAG size of output: 164 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:48:01,953 WARN L222 SmtUtils]: Spent 15.04s on a formula simplification that was a NOOP. DAG size: 156 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:48:45,321 WARN L222 SmtUtils]: Spent 43.37s on a formula simplification. DAG size of input: 172 DAG size of output: 168 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:49:02,431 WARN L222 SmtUtils]: Spent 17.11s on a formula simplification that was a NOOP. DAG size: 160 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:49:48,117 WARN L222 SmtUtils]: Spent 45.68s on a formula simplification. DAG size of input: 172 DAG size of output: 164 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:50:11,026 WARN L222 SmtUtils]: Spent 22.91s on a formula simplification that was a NOOP. DAG size: 156 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:54:01,226 WARN L222 SmtUtils]: Spent 3.84m on a formula simplification. DAG size of input: 211 DAG size of output: 207 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-30 03:55:50,955 WARN L222 SmtUtils]: Spent 1.83m on a formula simplification that was a NOOP. DAG size: 199 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Killed by 15