./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 a31fd051 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-?-a31fd05 [2023-02-15 13:04:46,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:04:46,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:04:46,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:04:47,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:04:47,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:04:47,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:04:47,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:04:47,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:04:47,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:04:47,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:04:47,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:04:47,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:04:47,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:04:47,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:04:47,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:04:47,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:04:47,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:04:47,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:04:47,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:04:47,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:04:47,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:04:47,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:04:47,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:04:47,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:04:47,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:04:47,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:04:47,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:04:47,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:04:47,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:04:47,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:04:47,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:04:47,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:04:47,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:04:47,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:04:47,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:04:47,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:04:47,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:04:47,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:04:47,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:04:47,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:04:47,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-02-15 13:04:47,084 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:04:47,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:04:47,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:04:47,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:04:47,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:04:47,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:04:47,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:04:47,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:04:47,087 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:04:47,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:04:47,088 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-15 13:04:47,088 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:04:47,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:04:47,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-15 13:04:47,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:04:47,089 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:04:47,089 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:04:47,089 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:04:47,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:04:47,089 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:04:47,090 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-15 13:04:47,090 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:04:47,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:04:47,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:04:47,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:04:47,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:04:47,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:04:47,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:04:47,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:04:47,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:04:47,092 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:04:47,092 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:04:47,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:04:47,093 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:04:47,093 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2023-02-15 13:04:47,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:04:47,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:04:47,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:04:47,381 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:04:47,382 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:04:47,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2023-02-15 13:04:48,563 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:04:48,912 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:04:48,912 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2023-02-15 13:04:48,923 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386b26af3/2976c624a0f949fda1d6aaab583c41f1/FLAG8e40a2ec5 [2023-02-15 13:04:48,936 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386b26af3/2976c624a0f949fda1d6aaab583c41f1 [2023-02-15 13:04:48,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:04:48,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:04:48,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:04:48,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:04:48,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:04:48,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:04:48" (1/1) ... [2023-02-15 13:04:48,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e8f07a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:48, skipping insertion in model container [2023-02-15 13:04:48,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:04:48" (1/1) ... [2023-02-15 13:04:48,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:04:49,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:04:49,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 13:04:49,349 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) [2023-02-15 13:04:49,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26b516e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:49, skipping insertion in model container [2023-02-15 13:04:49,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:04:49,350 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:04:49,352 INFO L158 Benchmark]: Toolchain (without parser) took 410.71ms. Allocated memory is still 151.0MB. Free memory was 113.8MB in the beginning and 100.4MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-15 13:04:49,352 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 99.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:04:49,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.81ms. Allocated memory is still 151.0MB. Free memory was 113.8MB in the beginning and 100.4MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-15 13:04:49,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 99.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.81ms. Allocated memory is still 151.0MB. Free memory was 113.8MB in the beginning and 100.4MB 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_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-?-a31fd05 [2023-02-15 13:04:51,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:04:51,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:04:51,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:04:51,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:04:51,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:04:51,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:04:51,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:04:51,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:04:51,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:04:51,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:04:51,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:04:51,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:04:51,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:04:51,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:04:51,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:04:51,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:04:51,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:04:51,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:04:51,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:04:51,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:04:51,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:04:51,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:04:51,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:04:51,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:04:51,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:04:51,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:04:51,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:04:51,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:04:51,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:04:51,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:04:51,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:04:51,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:04:51,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:04:51,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:04:51,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:04:51,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:04:51,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:04:51,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:04:51,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:04:51,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:04:51,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-02-15 13:04:51,643 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:04:51,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:04:51,644 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:04:51,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:04:51,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:04:51,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:04:51,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:04:51,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:04:51,647 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:04:51,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:04:51,648 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-15 13:04:51,648 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:04:51,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:04:51,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-15 13:04:51,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:04:51,649 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:04:51,649 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:04:51,649 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:04:51,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:04:51,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:04:51,650 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 13:04:51,650 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 13:04:51,650 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-15 13:04:51,650 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:04:51,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:04:51,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:04:51,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:04:51,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:04:51,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:04:51,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:04:51,652 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 13:04:51,652 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 13:04:51,653 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:04:51,653 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:04:51,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:04:51,653 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 13:04:51,653 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:04:51,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2023-02-15 13:04:52,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:04:52,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:04:52,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:04:52,028 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:04:52,029 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:04:52,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2023-02-15 13:04:53,215 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:04:53,530 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:04:53,531 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2023-02-15 13:04:53,555 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c55fbe1b2/acbafeeb39b54799b8adfd5030bcd078/FLAG12a4b6612 [2023-02-15 13:04:53,575 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c55fbe1b2/acbafeeb39b54799b8adfd5030bcd078 [2023-02-15 13:04:53,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:04:53,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:04:53,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:04:53,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:04:53,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:04:53,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:04:53" (1/1) ... [2023-02-15 13:04:53,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e0dd253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:53, skipping insertion in model container [2023-02-15 13:04:53,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:04:53" (1/1) ... [2023-02-15 13:04:53,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:04:53,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:04:54,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 13:04:54,081 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-02-15 13:04:54,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:04:54,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 13:04:54,225 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 13:04:54,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 13:04:54,334 INFO L208 MainTranslator]: Completed translation [2023-02-15 13:04:54,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54 WrapperNode [2023-02-15 13:04:54,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:04:54,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 13:04:54,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 13:04:54,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 13:04:54,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,403 INFO L138 Inliner]: procedures = 165, calls = 68, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 14 [2023-02-15 13:04:54,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 13:04:54,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 13:04:54,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 13:04:54,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 13:04:54,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,440 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 13:04:54,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 13:04:54,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 13:04:54,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 13:04:54,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (1/1) ... [2023-02-15 13:04:54,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:04:54,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 13:04:54,494 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) [2023-02-15 13:04:54,525 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 [2023-02-15 13:04:54,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-02-15 13:04:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-02-15 13:04:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-02-15 13:04:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-15 13:04:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-02-15 13:04:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 13:04:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 13:04:54,702 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 13:04:54,703 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 13:04:54,803 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 13:04:54,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 13:04:54,812 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-02-15 13:04:54,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:04:54 BoogieIcfgContainer [2023-02-15 13:04:54,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 13:04:54,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-15 13:04:54,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-15 13:04:54,820 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-15 13:04:54,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 01:04:53" (1/3) ... [2023-02-15 13:04:54,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b7abb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:04:54, skipping insertion in model container [2023-02-15 13:04:54,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:04:54" (2/3) ... [2023-02-15 13:04:54,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b7abb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:04:54, skipping insertion in model container [2023-02-15 13:04:54,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:04:54" (3/3) ... [2023-02-15 13:04:54,823 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test1-1.i [2023-02-15 13:04:54,841 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-15 13:04:54,841 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-15 13:04:54,877 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-15 13:04:54,882 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;@7605c47f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-15 13:04:54,883 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-15 13:04:54,886 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) [2023-02-15 13:04:54,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-02-15 13:04:54,893 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 13:04:54,893 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 13:04:54,895 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2023-02-15 13:04:54,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 13:04:54,901 INFO L85 PathProgramCache]: Analyzing trace with hash -601742994, now seen corresponding path program 1 times [2023-02-15 13:04:54,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-02-15 13:04:54,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [627717676] [2023-02-15 13:04:54,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 13:04:54,913 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 [2023-02-15 13:04:54,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-02-15 13:04:54,914 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) [2023-02-15 13:04:54,916 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 [2023-02-15 13:04:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 13:04:55,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 13:04:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 13:04:55,072 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-02-15 13:04:55,074 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-02-15 13:04:55,076 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2023-02-15 13:04:55,093 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 [2023-02-15 13:04:55,288 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 [2023-02-15 13:04:55,291 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-02-15 13:04:55,295 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-15 13:04:55,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 01:04:55 BoogieIcfgContainer [2023-02-15 13:04:55,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-15 13:04:55,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-15 13:04:55,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-15 13:04:55,314 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-15 13:04:55,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:04:54" (3/4) ... [2023-02-15 13:04:55,323 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-15 13:04:55,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-15 13:04:55,324 INFO L158 Benchmark]: Toolchain (without parser) took 1744.81ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 42.8MB in the end (delta: 12.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-02-15 13:04:55,325 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:04:55,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 755.03ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 48.7MB in the end (delta: 6.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-15 13:04:55,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.69ms. Allocated memory is still 79.7MB. Free memory was 48.7MB in the beginning and 46.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-15 13:04:55,326 INFO L158 Benchmark]: Boogie Preprocessor took 43.94ms. Allocated memory is still 79.7MB. Free memory was 46.6MB in the beginning and 45.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:04:55,326 INFO L158 Benchmark]: RCFGBuilder took 365.38ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 56.7MB in the end (delta: -11.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-02-15 13:04:55,328 INFO L158 Benchmark]: TraceAbstraction took 496.62ms. Allocated memory is still 79.7MB. Free memory was 56.3MB in the beginning and 43.2MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-02-15 13:04:55,331 INFO L158 Benchmark]: Witness Printer took 8.97ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 42.8MB in the end (delta: 361.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:04:55,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 755.03ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 48.7MB in the end (delta: 6.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.69ms. Allocated memory is still 79.7MB. Free memory was 48.7MB in the beginning and 46.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.94ms. Allocated memory is still 79.7MB. Free memory was 46.6MB in the beginning and 45.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 365.38ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 56.7MB in the end (delta: -11.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * TraceAbstraction took 496.62ms. Allocated memory is still 79.7MB. Free memory was 56.3MB in the beginning and 43.2MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.97ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 42.8MB in the end (delta: 361.8kB). 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: 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 [2023-02-15 13:04:55,351 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