./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5317dae 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 ../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:30:39,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:30:39,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:30:39,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:30:39,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:30:39,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:30:39,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:30:39,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:30:39,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:30:39,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:30:39,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:30:39,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:30:39,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:30:39,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:30:39,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:30:39,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:30:39,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:30:39,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:30:39,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:30:39,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:30:39,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:30:39,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:30:39,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:30:39,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:30:39,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:30:39,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:30:39,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:30:39,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:30:39,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:30:39,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:30:39,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:30:39,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:30:39,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:30:39,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:30:39,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:30:39,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:30:39,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:30:39,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:30:39,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:30:39,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:30:39,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:30:39,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-02-16 03:30:39,303 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:30:39,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:30:39,303 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:30:39,303 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:30:39,304 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:30:39,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:30:39,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:30:39,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:30:39,305 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:30:39,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:30:39,305 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-16 03:30:39,306 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:30:39,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:30:39,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-16 03:30:39,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:30:39,307 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:30:39,307 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:30:39,307 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:30:39,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:30:39,307 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:30:39,308 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-16 03:30:39,308 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:30:39,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:30:39,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:30:39,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:30:39,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:30:39,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:30:39,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:30:39,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-16 03:30:39,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-16 03:30:39,310 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:30:39,310 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:30:39,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:30:39,311 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:30:39,311 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 [2023-02-16 03:30:39,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:30:39,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:30:39,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:30:39,509 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:30:39,509 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:30:39,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2023-02-16 03:30:40,371 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:30:40,533 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:30:40,534 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2023-02-16 03:30:40,549 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/686bc0c87/f96ff5d49a924090a30c108b379a4bb8/FLAGc4c609b65 [2023-02-16 03:30:40,564 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/686bc0c87/f96ff5d49a924090a30c108b379a4bb8 [2023-02-16 03:30:40,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:30:40,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:30:40,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:30:40,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:30:40,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:30:40,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:30:40" (1/1) ... [2023-02-16 03:30:40,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2685c689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:40, skipping insertion in model container [2023-02-16 03:30:40,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:30:40" (1/1) ... [2023-02-16 03:30:40,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:30:40,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:30:40,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-16 03:30:40,914 ERROR L326 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) [2023-02-16 03:30:40,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b0a54b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:40, skipping insertion in model container [2023-02-16 03:30:40,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:30:40,916 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:30:40,918 INFO L158 Benchmark]: Toolchain (without parser) took 349.84ms. Allocated memory is still 153.1MB. Free memory was 105.4MB in the beginning and 91.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-16 03:30:40,918 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 98.6MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:30:40,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.28ms. Allocated memory is still 153.1MB. Free memory was 105.2MB in the beginning and 91.8MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-16 03:30:40,920 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 98.6MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.28ms. Allocated memory is still 153.1MB. Free memory was 105.2MB in the beginning and 91.8MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: 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 ../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:30:42,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:30:42,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:30:42,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:30:42,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:30:42,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:30:42,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:30:42,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:30:42,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:30:42,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:30:42,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:30:42,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:30:42,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:30:42,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:30:42,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:30:42,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:30:42,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:30:42,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:30:42,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:30:42,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:30:42,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:30:42,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:30:42,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:30:42,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:30:42,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:30:42,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:30:42,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:30:42,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:30:42,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:30:42,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:30:42,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:30:42,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:30:42,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:30:42,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:30:42,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:30:42,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:30:42,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:30:42,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:30:42,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:30:42,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:30:42,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:30:42,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-02-16 03:30:42,524 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:30:42,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:30:42,525 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:30:42,525 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:30:42,526 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:30:42,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:30:42,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:30:42,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:30:42,527 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:30:42,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:30:42,528 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-16 03:30:42,528 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:30:42,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:30:42,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-16 03:30:42,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:30:42,529 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:30:42,529 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:30:42,529 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:30:42,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:30:42,530 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:30:42,530 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-16 03:30:42,530 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-16 03:30:42,530 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-16 03:30:42,530 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:30:42,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:30:42,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:30:42,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:30:42,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:30:42,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:30:42,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:30:42,532 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-16 03:30:42,532 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-16 03:30:42,532 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:30:42,532 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:30:42,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:30:42,533 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-16 03:30:42,533 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:30:42,533 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 [2023-02-16 03:30:42,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:30:42,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:30:42,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:30:42,820 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:30:42,820 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:30:42,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2023-02-16 03:30:43,838 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:30:44,016 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:30:44,016 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2023-02-16 03:30:44,026 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a328524e9/87e955d812c145f4ae44413653ff2de4/FLAG206d5210f [2023-02-16 03:30:44,037 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a328524e9/87e955d812c145f4ae44413653ff2de4 [2023-02-16 03:30:44,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:30:44,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:30:44,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:30:44,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:30:44,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:30:44,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2c3220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44, skipping insertion in model container [2023-02-16 03:30:44,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:30:44,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:30:44,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-16 03:30:44,402 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-02-16 03:30:44,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:30:44,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-16 03:30:44,456 INFO L203 MainTranslator]: Completed pre-run [2023-02-16 03:30:44,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-16 03:30:44,517 INFO L208 MainTranslator]: Completed translation [2023-02-16 03:30:44,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44 WrapperNode [2023-02-16 03:30:44,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:30:44,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-16 03:30:44,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-16 03:30:44,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-16 03:30:44,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,555 INFO L138 Inliner]: procedures = 166, calls = 69, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 23 [2023-02-16 03:30:44,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-16 03:30:44,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-16 03:30:44,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-16 03:30:44,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-16 03:30:44,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,567 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-16 03:30:44,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-16 03:30:44,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-16 03:30:44,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-16 03:30:44,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (1/1) ... [2023-02-16 03:30:44,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:30:44,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 03:30:44,602 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) [2023-02-16 03:30:44,616 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 [2023-02-16 03:30:44,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-02-16 03:30:44,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-02-16 03:30:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-02-16 03:30:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-16 03:30:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-02-16 03:30:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-16 03:30:44,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-16 03:30:44,725 INFO L235 CfgBuilder]: Building ICFG [2023-02-16 03:30:44,726 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-16 03:30:44,825 INFO L276 CfgBuilder]: Performing block encoding [2023-02-16 03:30:44,829 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-16 03:30:44,829 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-02-16 03:30:44,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 03:30:44 BoogieIcfgContainer [2023-02-16 03:30:44,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-16 03:30:44,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-16 03:30:44,832 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-16 03:30:44,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-16 03:30:44,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.02 03:30:44" (1/3) ... [2023-02-16 03:30:44,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3721cd52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 03:30:44, skipping insertion in model container [2023-02-16 03:30:44,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:30:44" (2/3) ... [2023-02-16 03:30:44,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3721cd52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 03:30:44, skipping insertion in model container [2023-02-16 03:30:44,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 03:30:44" (3/3) ... [2023-02-16 03:30:44,836 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_2.i [2023-02-16 03:30:44,847 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-16 03:30:44,847 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-16 03:30:44,882 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-16 03:30:44,887 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@536717b5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-16 03:30:44,888 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-16 03:30:44,892 INFO L276 IsEmpty]: Start isEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-02-16 03:30:44,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-02-16 03:30:44,897 INFO L187 NwaCegarLoop]: Found error trace [2023-02-16 03:30:44,897 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-16 03:30:44,897 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-02-16 03:30:44,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 03:30:44,902 INFO L85 PathProgramCache]: Analyzing trace with hash 370410532, now seen corresponding path program 1 times [2023-02-16 03:30:44,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-02-16 03:30:44,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2069167413] [2023-02-16 03:30:44,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 03:30:44,912 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-02-16 03:30:44,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-02-16 03:30:44,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-02-16 03:30:44,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-02-16 03:30:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 03:30:44,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 03:30:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 03:30:45,039 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-02-16 03:30:45,042 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-02-16 03:30:45,044 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2023-02-16 03:30:45,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-02-16 03:30:45,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-02-16 03:30:45,256 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-02-16 03:30:45,258 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-16 03:30:45,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.02 03:30:45 BoogieIcfgContainer [2023-02-16 03:30:45,276 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-16 03:30:45,277 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-16 03:30:45,277 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-16 03:30:45,278 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-16 03:30:45,278 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 03:30:44" (3/4) ... [2023-02-16 03:30:45,282 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-16 03:30:45,282 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-16 03:30:45,283 INFO L158 Benchmark]: Toolchain (without parser) took 1240.27ms. Allocated memory is still 90.2MB. Free memory was 68.9MB in the beginning and 60.7MB in the end (delta: 8.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-02-16 03:30:45,287 INFO L158 Benchmark]: CDTParser took 1.16ms. Allocated memory is still 67.1MB. Free memory was 43.9MB in the beginning and 43.8MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:30:45,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.70ms. Allocated memory is still 90.2MB. Free memory was 68.9MB in the beginning and 63.3MB in the end (delta: 5.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-02-16 03:30:45,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.08ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-16 03:30:45,289 INFO L158 Benchmark]: Boogie Preprocessor took 13.97ms. Allocated memory is still 90.2MB. Free memory was 61.2MB in the beginning and 59.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-16 03:30:45,289 INFO L158 Benchmark]: RCFGBuilder took 260.64ms. Allocated memory is still 90.2MB. Free memory was 59.7MB in the beginning and 48.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-16 03:30:45,290 INFO L158 Benchmark]: TraceAbstraction took 443.75ms. Allocated memory is still 90.2MB. Free memory was 48.3MB in the beginning and 61.2MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:30:45,291 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 90.2MB. Free memory was 61.2MB in the beginning and 60.7MB in the end (delta: 464.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:30:45,297 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16ms. Allocated memory is still 67.1MB. Free memory was 43.9MB in the beginning and 43.8MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.70ms. Allocated memory is still 90.2MB. Free memory was 68.9MB in the beginning and 63.3MB in the end (delta: 5.6MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.08ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 13.97ms. Allocated memory is still 90.2MB. Free memory was 61.2MB in the beginning and 59.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 260.64ms. Allocated memory is still 90.2MB. Free memory was 59.7MB in the beginning and 48.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 443.75ms. Allocated memory is still 90.2MB. Free memory was 48.3MB in the beginning and 61.2MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 90.2MB. Free memory was 61.2MB in the beginning and 60.7MB in the end (delta: 464.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 769]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 769. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a9; VAL [a9={0:0}, ldv_global_msg_list={1:0}] [L770] CALL entry_point() [L766] CALL probe_9() [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, a9={0:0}, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [a9={0:0}, ldv_global_msg_list={1:0}, ldv_malloc(sizeof(int))={2:0}] [L759] a9 = (int *)ldv_malloc(sizeof(int)) [L760] COND TRUE \read(*a9) [L761] return 0; VAL [\result=0, a9={2:0}, ldv_global_msg_list={1:0}] [L766] RET probe_9() [L767] a9 = 0 VAL [a9={0:0}, ldv_global_msg_list={1:0}] [L770] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-02-16 03:30:45,310 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: UNKNOWN: Overapproximated counterexample