./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.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-bad-buffer-mult-alt2.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 c2150e0b957073117139b89f4d79d7a8523050efb20e53a1bf0b405c120dd6a7 --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 02:04:04,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:04:04,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:04:04,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:04:04,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:04:04,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:04:04,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:04:04,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:04:04,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:04:04,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:04:04,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:04:04,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:04:04,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:04:04,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:04:04,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:04:04,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:04:04,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:04:04,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:04:04,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:04:04,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:04:04,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:04:04,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:04:04,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:04:04,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:04:04,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:04:04,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:04:04,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:04:04,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:04:04,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:04:04,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:04:04,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:04:04,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:04:04,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:04:04,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:04:04,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:04:04,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:04:04,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:04:04,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:04:04,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:04:04,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:04:04,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:04:04,453 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:04:04,478 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:04:04,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:04:04,479 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:04:04,479 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:04:04,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:04:04,480 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:04:04,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:04:04,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:04:04,482 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:04:04,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:04:04,482 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:04:04,483 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:04:04,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:04:04,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:04:04,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:04:04,483 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:04:04,483 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:04:04,483 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:04:04,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:04:04,484 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:04:04,484 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:04:04,484 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:04:04,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:04:04,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:04:04,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:04:04,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:04,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:04:04,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:04:04,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:04:04,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:04:04,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:04:04,486 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:04:04,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:04:04,486 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:04:04,486 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2150e0b957073117139b89f4d79d7a8523050efb20e53a1bf0b405c120dd6a7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:04:04,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:04:04,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:04:04,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:04:04,788 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:04:04,789 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:04:04,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-08-30 02:04:05,752 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:04:05,916 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:04:05,917 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-08-30 02:04:05,942 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eec75b78/f076f5817ab8493e9365bf66f990862a/FLAGb21e48466 [2023-08-30 02:04:05,955 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eec75b78/f076f5817ab8493e9365bf66f990862a [2023-08-30 02:04:05,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:04:05,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:04:05,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:05,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:04:05,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:04:05,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:05" (1/1) ... [2023-08-30 02:04:05,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703bd191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:05, skipping insertion in model container [2023-08-30 02:04:05,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:05" (1/1) ... [2023-08-30 02:04:05,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:04:05,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:06,135 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-bad-buffer-mult-alt2.wvr.c[4174,4187] [2023-08-30 02:04:06,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:06,155 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 02:04:06,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a2fccd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06, skipping insertion in model container [2023-08-30 02:04:06,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:06,157 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-30 02:04:06,158 INFO L158 Benchmark]: Toolchain (without parser) took 199.01ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 33.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:06,159 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 32.2MB in the beginning and 32.1MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:04:06,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.13ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 33.6MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:06,161 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 32.2MB in the beginning and 32.1MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.13ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 33.6MB 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: 159]: 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-bad-buffer-mult-alt2.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 c2150e0b957073117139b89f4d79d7a8523050efb20e53a1bf0b405c120dd6a7 --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 02:04:07,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:04:07,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:04:08,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:04:08,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:04:08,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:04:08,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:04:08,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:04:08,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:04:08,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:04:08,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:04:08,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:04:08,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:04:08,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:04:08,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:04:08,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:04:08,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:04:08,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:04:08,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:04:08,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:04:08,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:04:08,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:04:08,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:04:08,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:04:08,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:04:08,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:04:08,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:04:08,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:04:08,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:04:08,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:04:08,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:04:08,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:04:08,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:04:08,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:04:08,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:04:08,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:04:08,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:04:08,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:04:08,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:04:08,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:04:08,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:04:08,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:04:08,111 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:04:08,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:04:08,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:04:08,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:04:08,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:04:08,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:04:08,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:04:08,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:04:08,115 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:04:08,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:04:08,116 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:04:08,116 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:04:08,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:04:08,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:04:08,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:04:08,117 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:04:08,117 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:04:08,117 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:04:08,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:04:08,117 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:04:08,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:04:08,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:04:08,118 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:04:08,118 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:04:08,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:04:08,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:04:08,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:04:08,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:08,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:04:08,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:04:08,119 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:04:08,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:04:08,119 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:04:08,119 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:04:08,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:04:08,120 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:04:08,120 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:04:08,120 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2150e0b957073117139b89f4d79d7a8523050efb20e53a1bf0b405c120dd6a7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:04:08,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:04:08,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:04:08,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:04:08,381 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:04:08,381 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:04:08,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-08-30 02:04:09,380 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:04:09,623 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:04:09,624 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2023-08-30 02:04:09,635 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36780b31a/bdefbe59d50d42f385ad3b41e2734afc/FLAGafa1d31c6 [2023-08-30 02:04:09,665 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36780b31a/bdefbe59d50d42f385ad3b41e2734afc [2023-08-30 02:04:09,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:04:09,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:04:09,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:09,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:04:09,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:04:09,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:09" (1/1) ... [2023-08-30 02:04:09,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c34ea5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:09, skipping insertion in model container [2023-08-30 02:04:09,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:09" (1/1) ... [2023-08-30 02:04:09,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:04:09,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:09,870 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-bad-buffer-mult-alt2.wvr.c[4174,4187] [2023-08-30 02:04:09,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:09,904 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 02:04:09,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:09,924 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-bad-buffer-mult-alt2.wvr.c[4174,4187] [2023-08-30 02:04:09,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:09,952 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:04:09,982 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-bad-buffer-mult-alt2.wvr.c[4174,4187] [2023-08-30 02:04:09,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:09,994 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:09,996 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:10,000 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:04:10,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10 WrapperNode [2023-08-30 02:04:10,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:10,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:10,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:04:10,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:04:10,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,044 INFO L138 Inliner]: procedures = 28, calls = 75, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 313 [2023-08-30 02:04:10,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:10,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:04:10,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:04:10,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:04:10,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,076 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:04:10,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:04:10,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:04:10,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:04:10,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (1/1) ... [2023-08-30 02:04:10,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:10,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:04:10,105 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 02:04:10,122 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 02:04:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:04:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:04:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:04:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:04:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:04:10,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:04:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:04:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:04:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:04:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:04:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:04:10,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:04:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:04:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:04:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 02:04:10,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:04:10,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:04:10,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:04:10,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:04:10,141 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 02:04:10,285 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:04:10,286 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:04:10,955 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:04:11,102 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:04:11,102 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 02:04:11,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:11 BoogieIcfgContainer [2023-08-30 02:04:11,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:04:11,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:04:11,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:04:11,108 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:04:11,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:04:09" (1/3) ... [2023-08-30 02:04:11,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c993356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:11, skipping insertion in model container [2023-08-30 02:04:11,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:10" (2/3) ... [2023-08-30 02:04:11,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c993356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:11, skipping insertion in model container [2023-08-30 02:04:11,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:11" (3/3) ... [2023-08-30 02:04:11,111 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2023-08-30 02:04:11,123 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:04:11,123 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-08-30 02:04:11,124 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:04:11,203 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:04:11,208 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 02:04:11,212 INFO L158 Benchmark]: Toolchain (without parser) took 1542.04ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 42.1MB in the beginning and 37.6MB in the end (delta: 4.6MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2023-08-30 02:04:11,212 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:04:11,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.47ms. Allocated memory is still 65.0MB. Free memory was 41.9MB in the beginning and 42.5MB in the end (delta: -523.3kB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:11,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.25ms. Allocated memory is still 65.0MB. Free memory was 42.2MB in the beginning and 39.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:11,214 INFO L158 Benchmark]: Boogie Preprocessor took 35.40ms. Allocated memory is still 65.0MB. Free memory was 39.7MB in the beginning and 37.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:11,215 INFO L158 Benchmark]: RCFGBuilder took 1023.77ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 37.2MB in the beginning and 36.7MB in the end (delta: 520.5kB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-08-30 02:04:11,215 INFO L158 Benchmark]: TraceAbstraction took 104.32ms. Allocated memory is still 79.7MB. Free memory was 35.8MB in the beginning and 37.6MB in the end (delta: -1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 02:04:11,221 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.47ms. Allocated memory is still 65.0MB. Free memory was 41.9MB in the beginning and 42.5MB in the end (delta: -523.3kB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.25ms. Allocated memory is still 65.0MB. Free memory was 42.2MB in the beginning and 39.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.40ms. Allocated memory is still 65.0MB. Free memory was 39.7MB in the beginning and 37.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1023.77ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 37.2MB in the beginning and 36.7MB in the end (delta: 520.5kB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * TraceAbstraction took 104.32ms. Allocated memory is still 79.7MB. Free memory was 35.8MB in the beginning and 37.6MB in the end (delta: -1.8MB). Peak memory consumption was 8.4MB. 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 02:04:11,238 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