./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --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/weaver/popl20-send-receive.wvr.c -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 238e609d3671ff2de494998b0abc6a14651375b5eb423e7b66fc3d987b466268 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 02:05:25,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:05:25,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:05:25,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:05:25,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:05:25,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:05:25,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:05:25,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:05:25,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:05:25,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:05:25,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:05:25,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:05:25,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:05:25,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:05:25,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:05:25,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:05:25,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:05:25,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:05:25,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:05:25,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:05:25,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:05:25,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:05:25,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:05:25,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:05:25,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:05:25,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:05:25,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:05:25,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:05:25,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:05:25,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:05:25,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:05:25,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:05:25,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:05:25,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:05:25,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:05:25,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:05:25,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:05:25,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:05:25,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:05:25,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:05:25,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:05:25,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:05:25,278 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:05:25,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:05:25,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:05:25,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:05:25,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:05:25,280 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:05:25,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:05:25,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:05:25,281 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:05:25,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:05:25,281 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:05:25,282 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:05:25,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:05:25,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:05:25,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:05:25,282 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:05:25,282 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:05:25,283 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:05:25,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:05:25,283 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:05:25,283 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:05:25,283 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:05:25,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:05:25,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:05:25,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:05:25,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:25,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:05:25,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:05:25,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:05:25,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:05:25,285 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:05:25,285 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:05:25,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:05:25,285 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:05:25,285 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 238e609d3671ff2de494998b0abc6a14651375b5eb423e7b66fc3d987b466268 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:05:25,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:05:25,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:05:25,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:05:25,530 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:05:25,530 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:05:25,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c [2023-08-30 02:05:26,769 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:05:26,991 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:05:26,992 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c [2023-08-30 02:05:27,003 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fa5367ae/313955bccb80406dae550b4682f35ade/FLAG36c39222a [2023-08-30 02:05:27,012 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fa5367ae/313955bccb80406dae550b4682f35ade [2023-08-30 02:05:27,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:05:27,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:05:27,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:27,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:05:27,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:05:27,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:27" (1/1) ... [2023-08-30 02:05:27,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2967a188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:27, skipping insertion in model container [2023-08-30 02:05:27,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:27" (1/1) ... [2023-08-30 02:05:27,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:05:27,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:05:27,135 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c[3107,3120] [2023-08-30 02:05:27,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:27,147 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 02:05:27,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bf1ecfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:27, skipping insertion in model container [2023-08-30 02:05:27,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:27,148 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 02:05:27,149 INFO L158 Benchmark]: Toolchain (without parser) took 134.24ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 44.1MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:05:27,150 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:05:27,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 132.81ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 44.1MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:05:27,151 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 132.81ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 44.1MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 126]: 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/weaver/popl20-send-receive.wvr.c -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 238e609d3671ff2de494998b0abc6a14651375b5eb423e7b66fc3d987b466268 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 02:05:28,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:05:28,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:05:28,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:05:28,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:05:28,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:05:28,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:05:28,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:05:28,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:05:28,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:05:28,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:05:28,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:05:28,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:05:28,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:05:28,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:05:28,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:05:28,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:05:28,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:05:28,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:05:28,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:05:28,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:05:28,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:05:28,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:05:28,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:05:28,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:05:28,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:05:28,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:05:28,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:05:28,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:05:28,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:05:28,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:05:28,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:05:28,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:05:28,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:05:28,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:05:28,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:05:28,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:05:28,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:05:28,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:05:28,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:05:28,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:05:28,936 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:05:28,964 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:05:28,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:05:28,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:05:28,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:05:28,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:05:28,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:05:28,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:05:28,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:05:28,967 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:05:28,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:05:28,969 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:05:28,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:05:28,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:05:28,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:05:28,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:05:28,969 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:05:28,969 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:05:28,970 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:05:28,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:05:28,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:05:28,970 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:05:28,970 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:05:28,970 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:05:28,970 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:05:28,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:05:28,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:05:28,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:05:28,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:28,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:05:28,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:05:28,972 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:05:28,972 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:05:28,972 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:05:28,972 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:05:28,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:05:28,972 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:05:28,973 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:05:28,973 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 238e609d3671ff2de494998b0abc6a14651375b5eb423e7b66fc3d987b466268 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:05:29,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:05:29,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:05:29,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:05:29,331 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:05:29,331 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:05:29,332 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c [2023-08-30 02:05:30,366 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:05:30,527 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:05:30,527 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c [2023-08-30 02:05:30,533 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93aebd4c1/6f46970273b24b01817747f9342b3dfb/FLAGd3362c843 [2023-08-30 02:05:30,548 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93aebd4c1/6f46970273b24b01817747f9342b3dfb [2023-08-30 02:05:30,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:05:30,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:05:30,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:30,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:05:30,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:05:30,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bc6cc62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30, skipping insertion in model container [2023-08-30 02:05:30,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:05:30,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:05:30,679 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c[3107,3120] [2023-08-30 02:05:30,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:30,692 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 02:05:30,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:05:30,703 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c[3107,3120] [2023-08-30 02:05:30,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:30,737 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:05:30,768 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-send-receive.wvr.c[3107,3120] [2023-08-30 02:05:30,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:30,784 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:30,797 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:30,801 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:05:30,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30 WrapperNode [2023-08-30 02:05:30,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:30,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:30,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:05:30,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:05:30,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,851 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 161 [2023-08-30 02:05:30,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:30,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:05:30,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:05:30,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:05:30,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,891 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:05:30,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:05:30,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:05:30,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:05:30,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (1/1) ... [2023-08-30 02:05:30,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:30,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:05:30,958 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 02:05:30,994 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 02:05:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:05:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:05:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:05:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:05:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:05:31,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:05:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:05:31,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:05:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:05:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:05:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:05:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:05:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 02:05:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:05:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:05:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:05:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:05:31,018 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 02:05:31,156 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:05:31,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:05:31,420 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:05:31,490 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:05:31,491 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-30 02:05:31,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:31 BoogieIcfgContainer [2023-08-30 02:05:31,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:05:31,493 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:05:31,494 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:05:31,495 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:05:31,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:05:30" (1/3) ... [2023-08-30 02:05:31,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ef2d09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:31, skipping insertion in model container [2023-08-30 02:05:31,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:30" (2/3) ... [2023-08-30 02:05:31,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ef2d09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:31, skipping insertion in model container [2023-08-30 02:05:31,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:31" (3/3) ... [2023-08-30 02:05:31,497 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-send-receive.wvr.c [2023-08-30 02:05:31,508 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:05:31,508 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2023-08-30 02:05:31,508 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:05:31,593 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 02:05:31,598 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 02:05:31,602 INFO L158 Benchmark]: Toolchain (without parser) took 1050.18ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 39.1MB in the beginning and 52.2MB in the end (delta: -13.1MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-08-30 02:05:31,602 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:05:31,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.21ms. Allocated memory is still 69.2MB. Free memory was 38.9MB in the beginning and 40.8MB in the end (delta: -1.9MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-08-30 02:05:31,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.53ms. Allocated memory is still 69.2MB. Free memory was 40.8MB in the beginning and 38.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:31,604 INFO L158 Benchmark]: Boogie Preprocessor took 45.32ms. Allocated memory is still 69.2MB. Free memory was 38.7MB in the beginning and 36.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:31,605 INFO L158 Benchmark]: RCFGBuilder took 593.39ms. Allocated memory is still 69.2MB. Free memory was 36.8MB in the beginning and 35.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-08-30 02:05:31,605 INFO L158 Benchmark]: TraceAbstraction took 107.14ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 34.4MB in the beginning and 52.2MB in the end (delta: -17.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-08-30 02:05:31,611 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.21ms. Allocated memory is still 69.2MB. Free memory was 38.9MB in the beginning and 40.8MB in the end (delta: -1.9MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.53ms. Allocated memory is still 69.2MB. Free memory was 40.8MB in the beginning and 38.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.32ms. Allocated memory is still 69.2MB. Free memory was 38.7MB in the beginning and 36.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 593.39ms. Allocated memory is still 69.2MB. Free memory was 36.8MB in the beginning and 35.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * TraceAbstraction took 107.14ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 34.4MB in the beginning and 52.2MB in the end (delta: -17.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:05:31,629 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE