./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-buffer-mult2.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-more-buffer-mult2.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 df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a --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 02:04:45,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:04:45,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:04:45,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:04:45,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:04:45,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:04:45,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:04:45,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:04:45,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:04:45,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:04:45,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:04:45,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:04:45,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:04:45,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:04:45,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:04:45,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:04:45,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:04:45,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:04:45,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:04:45,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:04:45,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:04:45,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:04:45,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:04:45,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:04:45,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:04:45,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:04:45,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:04:45,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:04:45,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:04:45,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:04:45,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:04:45,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:04:45,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:04:45,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:04:45,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:04:45,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:04:45,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:04:45,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:04:45,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:04:45,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:04:45,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:04:45,473 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:04:45,504 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:04:45,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:04:45,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:04:45,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:04:45,507 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:04:45,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:04:45,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:04:45,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:04:45,508 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:04:45,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:04:45,509 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:04:45,509 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:04:45,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:04:45,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:04:45,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:04:45,510 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:04:45,510 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:04:45,510 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:04:45,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:04:45,511 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:04:45,511 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:04:45,511 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:04:45,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:04:45,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:04:45,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:04:45,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:45,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:04:45,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:04:45,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:04:45,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:04:45,513 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:04:45,513 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:04:45,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:04:45,513 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:04:45,514 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:04:45,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:04:45,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:04:45,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:04:45,838 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:04:45,838 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:04:45,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-mult2.wvr.c [2023-08-30 02:04:47,144 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:04:47,396 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:04:47,397 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-mult2.wvr.c [2023-08-30 02:04:47,405 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500d2cdbd/3be5987e11b140008053170c6fbb18bb/FLAG5bf9f5f8d [2023-08-30 02:04:47,416 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/500d2cdbd/3be5987e11b140008053170c6fbb18bb [2023-08-30 02:04:47,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:04:47,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:04:47,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:47,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:04:47,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:04:47,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:47" (1/1) ... [2023-08-30 02:04:47,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3293bbae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:47, skipping insertion in model container [2023-08-30 02:04:47,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:47" (1/1) ... [2023-08-30 02:04:47,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:04:47,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:47,604 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-more-buffer-mult2.wvr.c[4099,4112] [2023-08-30 02:04:47,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:47,623 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 02:04:47,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6eea661e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:47, skipping insertion in model container [2023-08-30 02:04:47,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:47,624 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 02:04:47,626 INFO L158 Benchmark]: Toolchain (without parser) took 205.41ms. Allocated memory is still 81.8MB. Free memory was 59.4MB in the beginning and 49.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:47,626 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:04:47,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.53ms. Allocated memory is still 81.8MB. Free memory was 59.2MB in the beginning and 49.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:47,628 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 65.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.53ms. Allocated memory is still 81.8MB. Free memory was 59.2MB in the beginning and 49.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 157]: 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-more-buffer-mult2.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 df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a --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 02:04:49,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:04:49,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:04:49,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:04:49,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:04:49,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:04:49,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:04:49,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:04:49,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:04:49,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:04:49,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:04:49,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:04:49,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:04:49,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:04:49,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:04:49,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:04:49,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:04:49,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:04:49,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:04:49,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:04:49,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:04:49,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:04:49,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:04:49,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:04:49,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:04:49,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:04:49,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:04:49,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:04:49,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:04:49,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:04:49,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:04:49,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:04:49,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:04:49,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:04:49,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:04:49,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:04:49,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:04:49,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:04:49,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:04:49,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:04:49,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:04:49,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:04:49,574 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:04:49,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:04:49,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:04:49,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:04:49,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:04:49,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:04:49,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:04:49,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:04:49,577 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:04:49,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:04:49,579 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:04:49,579 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:04:49,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:04:49,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:04:49,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:04:49,580 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:04:49,580 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:04:49,580 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:04:49,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:04:49,580 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:04:49,580 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:04:49,581 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:04:49,581 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:04:49,581 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:04:49,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:04:49,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:04:49,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:04:49,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:49,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:04:49,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:04:49,583 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:04:49,583 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:04:49,583 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:04:49,583 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:04:49,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:04:49,584 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:04:49,584 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:04:49,584 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:04:49,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:04:49,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:04:49,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:04:49,911 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:04:49,911 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:04:49,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-mult2.wvr.c [2023-08-30 02:04:51,137 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:04:51,323 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:04:51,324 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-buffer-mult2.wvr.c [2023-08-30 02:04:51,330 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e05777eef/2bd8906bfea54756b627db22ec3cbdd5/FLAG55952f1f7 [2023-08-30 02:04:51,343 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e05777eef/2bd8906bfea54756b627db22ec3cbdd5 [2023-08-30 02:04:51,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:04:51,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:04:51,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:51,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:04:51,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:04:51,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164270b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51, skipping insertion in model container [2023-08-30 02:04:51,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:04:51,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:51,550 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-more-buffer-mult2.wvr.c[4099,4112] [2023-08-30 02:04:51,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:51,593 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 02:04:51,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:51,616 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-more-buffer-mult2.wvr.c[4099,4112] [2023-08-30 02:04:51,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:51,645 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:04:51,689 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-more-buffer-mult2.wvr.c[4099,4112] [2023-08-30 02:04:51,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:51,707 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:51,707 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:51,716 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:04:51,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51 WrapperNode [2023-08-30 02:04:51,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:51,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:51,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:04:51,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:04:51,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,787 INFO L138 Inliner]: procedures = 29, calls = 76, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 301 [2023-08-30 02:04:51,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:51,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:04:51,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:04:51,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:04:51,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,848 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:04:51,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:04:51,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:04:51,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:04:51,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (1/1) ... [2023-08-30 02:04:51,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:51,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:04:51,894 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 02:04:51,914 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 02:04:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:04:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:04:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:04:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:04:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:04:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:04:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:04:51,930 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:04:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:04:51,930 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:04:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:04:51,931 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:04:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:04:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:04:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 02:04:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:04:51,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:04:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:04:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:04:51,934 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 02:04:52,096 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:04:52,097 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:04:52,880 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:04:53,024 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:04:53,025 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 02:04:53,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:53 BoogieIcfgContainer [2023-08-30 02:04:53,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:04:53,029 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:04:53,030 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:04:53,032 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:04:53,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:04:51" (1/3) ... [2023-08-30 02:04:53,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cdd7a54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:53, skipping insertion in model container [2023-08-30 02:04:53,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:51" (2/3) ... [2023-08-30 02:04:53,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cdd7a54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:53, skipping insertion in model container [2023-08-30 02:04:53,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:53" (3/3) ... [2023-08-30 02:04:53,035 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult2.wvr.c [2023-08-30 02:04:53,050 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:04:53,051 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-08-30 02:04:53,051 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:04:53,145 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:04:53,152 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 02:04:53,158 INFO L158 Benchmark]: Toolchain (without parser) took 1810.26ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 55.3MB in the beginning and 63.0MB in the end (delta: -7.8MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:53,158 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:04:53,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.26ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 59.4MB in the end (delta: -4.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-08-30 02:04:53,160 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.56ms. Allocated memory is still 79.7MB. Free memory was 59.4MB in the beginning and 56.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:53,161 INFO L158 Benchmark]: Boogie Preprocessor took 67.90ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 54.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:53,161 INFO L158 Benchmark]: RCFGBuilder took 1167.77ms. Allocated memory is still 79.7MB. Free memory was 54.3MB in the beginning and 38.4MB in the end (delta: 15.9MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-08-30 02:04:53,162 INFO L158 Benchmark]: TraceAbstraction took 126.58ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 37.4MB in the beginning and 63.0MB in the end (delta: -25.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-08-30 02:04:53,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.26ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 59.4MB in the end (delta: -4.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.56ms. Allocated memory is still 79.7MB. Free memory was 59.4MB in the beginning and 56.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.90ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 54.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1167.77ms. Allocated memory is still 79.7MB. Free memory was 54.3MB in the beginning and 38.4MB in the end (delta: 15.9MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * TraceAbstraction took 126.58ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 37.4MB in the beginning and 63.0MB in the end (delta: -25.6MB). Peak memory consumption was 11.0MB. 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 02:04:53,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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