./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 574ddb4e 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_test1-1.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 d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-18 21:07:34,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 21:07:34,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 21:07:34,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 21:07:34,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 21:07:34,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 21:07:34,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 21:07:34,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 21:07:34,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 21:07:34,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 21:07:34,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 21:07:34,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 21:07:34,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 21:07:34,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 21:07:34,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 21:07:34,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 21:07:34,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 21:07:34,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 21:07:34,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 21:07:34,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 21:07:34,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 21:07:34,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 21:07:34,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 21:07:34,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 21:07:34,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 21:07:34,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 21:07:34,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 21:07:34,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 21:07:34,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 21:07:34,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 21:07:34,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 21:07:34,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 21:07:34,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 21:07:34,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 21:07:34,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 21:07:34,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 21:07:34,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 21:07:34,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 21:07:34,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 21:07:34,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 21:07:34,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 21:07:34,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-02-18 21:07:34,726 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 21:07:34,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 21:07:34,729 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 21:07:34,729 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 21:07:34,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 21:07:34,730 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 21:07:34,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 21:07:34,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 21:07:34,731 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 21:07:34,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 21:07:34,731 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-18 21:07:34,732 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 21:07:34,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 21:07:34,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-18 21:07:34,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 21:07:34,732 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 21:07:34,732 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 21:07:34,732 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 21:07:34,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 21:07:34,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 21:07:34,733 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-18 21:07:34,733 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 21:07:34,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 21:07:34,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 21:07:34,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 21:07:34,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 21:07:34,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 21:07:34,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 21:07:34,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 21:07:34,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 21:07:34,735 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 21:07:34,735 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 21:07:34,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 21:07:34,735 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 21:07:34,735 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2023-02-18 21:07:34,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 21:07:34,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 21:07:34,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 21:07:34,964 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 21:07:34,965 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 21:07:34,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2023-02-18 21:07:35,887 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 21:07:36,064 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 21:07:36,065 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2023-02-18 21:07:36,078 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c89d2d3b/cab699a98c39443e916f1822e627f448/FLAG8e66474fb [2023-02-18 21:07:36,093 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c89d2d3b/cab699a98c39443e916f1822e627f448 [2023-02-18 21:07:36,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 21:07:36,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 21:07:36,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 21:07:36,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 21:07:36,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 21:07:36,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 09:07:36" (1/1) ... [2023-02-18 21:07:36,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e26b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:36, skipping insertion in model container [2023-02-18 21:07:36,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 09:07:36" (1/1) ... [2023-02-18 21:07:36,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 21:07:36,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 21:07:36,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 21:07:36,429 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) [2023-02-18 21:07:36,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d4c4a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:36, skipping insertion in model container [2023-02-18 21:07:36,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 21:07:36,431 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 21:07:36,433 INFO L158 Benchmark]: Toolchain (without parser) took 336.51ms. Allocated memory is still 161.5MB. Free memory was 122.0MB in the beginning and 108.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-18 21:07:36,433 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 21:07:36,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.00ms. Allocated memory is still 161.5MB. Free memory was 122.0MB in the beginning and 108.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-18 21:07:36,435 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.00ms. Allocated memory is still 161.5MB. Free memory was 122.0MB in the beginning and 108.4MB in the end (delta: 13.5MB). 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_test1-1.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 d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-18 21:07:38,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 21:07:38,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 21:07:38,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 21:07:38,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 21:07:38,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 21:07:38,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 21:07:38,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 21:07:38,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 21:07:38,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 21:07:38,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 21:07:38,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 21:07:38,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 21:07:38,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 21:07:38,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 21:07:38,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 21:07:38,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 21:07:38,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 21:07:38,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 21:07:38,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 21:07:38,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 21:07:38,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 21:07:38,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 21:07:38,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 21:07:38,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 21:07:38,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 21:07:38,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 21:07:38,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 21:07:38,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 21:07:38,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 21:07:38,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 21:07:38,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 21:07:38,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 21:07:38,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 21:07:38,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 21:07:38,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 21:07:38,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 21:07:38,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 21:07:38,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 21:07:38,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 21:07:38,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 21:07:38,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-02-18 21:07:38,159 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 21:07:38,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 21:07:38,161 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 21:07:38,161 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 21:07:38,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 21:07:38,162 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 21:07:38,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 21:07:38,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 21:07:38,163 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 21:07:38,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 21:07:38,163 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-18 21:07:38,164 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 21:07:38,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 21:07:38,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-18 21:07:38,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 21:07:38,164 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 21:07:38,164 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 21:07:38,165 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 21:07:38,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 21:07:38,165 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 21:07:38,165 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 21:07:38,165 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 21:07:38,165 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-18 21:07:38,165 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 21:07:38,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 21:07:38,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 21:07:38,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 21:07:38,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 21:07:38,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 21:07:38,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 21:07:38,167 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 21:07:38,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 21:07:38,167 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 21:07:38,167 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 21:07:38,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 21:07:38,167 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 21:07:38,168 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 21:07:38,168 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2023-02-18 21:07:38,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 21:07:38,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 21:07:38,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 21:07:38,433 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 21:07:38,433 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 21:07:38,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2023-02-18 21:07:39,385 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 21:07:39,646 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 21:07:39,646 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2023-02-18 21:07:39,662 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b29b64a/5802cedf0f4a44c496d1e2c18b1da694/FLAG9c57eeaf1 [2023-02-18 21:07:39,672 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b29b64a/5802cedf0f4a44c496d1e2c18b1da694 [2023-02-18 21:07:39,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 21:07:39,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 21:07:39,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 21:07:39,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 21:07:39,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 21:07:39,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 09:07:39" (1/1) ... [2023-02-18 21:07:39,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a07e552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:39, skipping insertion in model container [2023-02-18 21:07:39,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 09:07:39" (1/1) ... [2023-02-18 21:07:39,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 21:07:39,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 21:07:40,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 21:07:40,029 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-02-18 21:07:40,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 21:07:40,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 21:07:40,086 INFO L203 MainTranslator]: Completed pre-run [2023-02-18 21:07:40,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 21:07:40,164 INFO L208 MainTranslator]: Completed translation [2023-02-18 21:07:40,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40 WrapperNode [2023-02-18 21:07:40,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 21:07:40,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-18 21:07:40,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-18 21:07:40,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-18 21:07:40,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,204 INFO L138 Inliner]: procedures = 165, calls = 68, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 14 [2023-02-18 21:07:40,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-18 21:07:40,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-18 21:07:40,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-18 21:07:40,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-18 21:07:40,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-18 21:07:40,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-18 21:07:40,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-18 21:07:40,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-18 21:07:40,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (1/1) ... [2023-02-18 21:07:40,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 21:07:40,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 21:07:40,270 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) [2023-02-18 21:07:40,288 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 [2023-02-18 21:07:40,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-02-18 21:07:40,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-02-18 21:07:40,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-02-18 21:07:40,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-18 21:07:40,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-02-18 21:07:40,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-18 21:07:40,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-18 21:07:40,408 INFO L235 CfgBuilder]: Building ICFG [2023-02-18 21:07:40,410 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-18 21:07:40,498 INFO L276 CfgBuilder]: Performing block encoding [2023-02-18 21:07:40,502 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-18 21:07:40,502 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-02-18 21:07:40,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 09:07:40 BoogieIcfgContainer [2023-02-18 21:07:40,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-18 21:07:40,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-18 21:07:40,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-18 21:07:40,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-18 21:07:40,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 09:07:39" (1/3) ... [2023-02-18 21:07:40,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b4bd0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 09:07:40, skipping insertion in model container [2023-02-18 21:07:40,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:07:40" (2/3) ... [2023-02-18 21:07:40,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b4bd0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 09:07:40, skipping insertion in model container [2023-02-18 21:07:40,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 09:07:40" (3/3) ... [2023-02-18 21:07:40,509 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test1-1.i [2023-02-18 21:07:40,521 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-18 21:07:40,522 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-18 21:07:40,562 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-18 21:07:40,567 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;@bee9ce1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-18 21:07:40,568 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-18 21:07:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 10 states have internal predecessors, (11), 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) [2023-02-18 21:07:40,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-02-18 21:07:40,576 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 21:07:40,576 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 21:07:40,577 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-02-18 21:07:40,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 21:07:40,582 INFO L85 PathProgramCache]: Analyzing trace with hash -601742994, now seen corresponding path program 1 times [2023-02-18 21:07:40,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-02-18 21:07:40,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1610591112] [2023-02-18 21:07:40,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 21:07:40,592 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 [2023-02-18 21:07:40,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-02-18 21:07:40,595 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) [2023-02-18 21:07:40,624 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 [2023-02-18 21:07:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-18 21:07:40,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-18 21:07:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-18 21:07:40,717 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-02-18 21:07:40,718 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-02-18 21:07:40,719 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2023-02-18 21:07:40,733 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 [2023-02-18 21:07:40,930 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 [2023-02-18 21:07:40,933 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-02-18 21:07:40,936 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-18 21:07:40,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 09:07:40 BoogieIcfgContainer [2023-02-18 21:07:40,950 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-18 21:07:40,951 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-18 21:07:40,951 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-18 21:07:40,951 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-18 21:07:40,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 09:07:40" (3/4) ... [2023-02-18 21:07:40,953 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-18 21:07:40,954 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-18 21:07:40,954 INFO L158 Benchmark]: Toolchain (without parser) took 1279.41ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 50.2MB in the end (delta: 24.1MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-02-18 21:07:40,955 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 21:07:40,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.34ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 46.3MB in the end (delta: 27.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-02-18 21:07:40,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.89ms. Allocated memory is still 98.6MB. Free memory was 46.3MB in the beginning and 76.8MB in the end (delta: -30.5MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-02-18 21:07:40,958 INFO L158 Benchmark]: Boogie Preprocessor took 26.24ms. Allocated memory is still 98.6MB. Free memory was 76.8MB in the beginning and 75.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 21:07:40,959 INFO L158 Benchmark]: RCFGBuilder took 264.32ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 65.7MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-18 21:07:40,959 INFO L158 Benchmark]: TraceAbstraction took 445.63ms. Allocated memory is still 98.6MB. Free memory was 65.1MB in the beginning and 50.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-02-18 21:07:40,960 INFO L158 Benchmark]: Witness Printer took 3.04ms. Allocated memory is still 98.6MB. Free memory was 50.2MB in the beginning and 50.2MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 21:07:40,962 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 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.34ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 46.3MB in the end (delta: 27.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.89ms. Allocated memory is still 98.6MB. Free memory was 46.3MB in the beginning and 76.8MB in the end (delta: -30.5MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.24ms. Allocated memory is still 98.6MB. Free memory was 76.8MB in the beginning and 75.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 264.32ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 65.7MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 445.63ms. Allocated memory is still 98.6MB. Free memory was 65.1MB in the beginning and 50.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 3.04ms. Allocated memory is still 98.6MB. Free memory was 50.2MB in the beginning and 50.2MB in the end (delta: 2.7kB). 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: 760]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 760. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [ldv_global_msg_list={1:0}] [L761] CALL entry_point() [L758] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L758] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={1:0}, ldv_malloc(sizeof(int))={2:0}] [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L761] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 13 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=13occurred 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, 10 NumberOfCodeBlocks, 10 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 [2023-02-18 21:07:40,981 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: UNKNOWN: Overapproximated counterexample