./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 00:11:12,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 00:11:12,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 00:11:12,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 00:11:12,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 00:11:12,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 00:11:12,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 00:11:12,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 00:11:12,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 00:11:12,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 00:11:12,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 00:11:12,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 00:11:12,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 00:11:12,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 00:11:12,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 00:11:12,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 00:11:12,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 00:11:12,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 00:11:12,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 00:11:12,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 00:11:12,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 00:11:12,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 00:11:12,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 00:11:12,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 00:11:12,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 00:11:12,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 00:11:12,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 00:11:12,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 00:11:12,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 00:11:12,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 00:11:12,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 00:11:12,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 00:11:12,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 00:11:12,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 00:11:12,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 00:11:12,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 00:11:12,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 00:11:12,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 00:11:12,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 00:11:12,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 00:11:12,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 00:11:12,639 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-12-22 00:11:12,666 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 00:11:12,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 00:11:12,667 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 00:11:12,667 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 00:11:12,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 00:11:12,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 00:11:12,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 00:11:12,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 00:11:12,669 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 00:11:12,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 00:11:12,670 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 00:11:12,670 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 00:11:12,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 00:11:12,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 00:11:12,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 00:11:12,671 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 00:11:12,671 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 00:11:12,671 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 00:11:12,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 00:11:12,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 00:11:12,672 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 00:11:12,672 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 00:11:12,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 00:11:12,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 00:11:12,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 00:11:12,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 00:11:12,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 00:11:12,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 00:11:12,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 00:11:12,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 00:11:12,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 00:11:12,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 [2021-12-22 00:11:12,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 00:11:12,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 00:11:12,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 00:11:12,908 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 00:11:12,908 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 00:11:12,909 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2021-12-22 00:11:12,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57facc260/5d735f0fe1744577997e0417ebadad49/FLAG8b9490f7b [2021-12-22 00:11:13,411 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 00:11:13,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2021-12-22 00:11:13,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57facc260/5d735f0fe1744577997e0417ebadad49/FLAG8b9490f7b [2021-12-22 00:11:13,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57facc260/5d735f0fe1744577997e0417ebadad49 [2021-12-22 00:11:13,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 00:11:13,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 00:11:13,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 00:11:13,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 00:11:13,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 00:11:13,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 12:11:13" (1/1) ... [2021-12-22 00:11:13,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e0bca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:13, skipping insertion in model container [2021-12-22 00:11:13,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 12:11:13" (1/1) ... [2021-12-22 00:11:13,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 00:11:13,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 00:11:14,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 00:11:14,209 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-12-22 00:11:14,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@358ac9c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:14, skipping insertion in model container [2021-12-22 00:11:14,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 00:11:14,210 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 00:11:14,213 INFO L158 Benchmark]: Toolchain (without parser) took 422.45ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 54.5MB in the beginning and 76.4MB in the end (delta: -21.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-22 00:11:14,214 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 00:11:14,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.48ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 54.3MB in the beginning and 76.4MB in the end (delta: -22.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-22 00:11:14,217 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.48ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 54.3MB in the beginning and 76.4MB in the end (delta: -22.1MB). Peak memory consumption was 8.4MB. 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 where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 00:11:15,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 00:11:15,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 00:11:16,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 00:11:16,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 00:11:16,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 00:11:16,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 00:11:16,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 00:11:16,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 00:11:16,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 00:11:16,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 00:11:16,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 00:11:16,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 00:11:16,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 00:11:16,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 00:11:16,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 00:11:16,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 00:11:16,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 00:11:16,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 00:11:16,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 00:11:16,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 00:11:16,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 00:11:16,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 00:11:16,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 00:11:16,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 00:11:16,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 00:11:16,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 00:11:16,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 00:11:16,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 00:11:16,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 00:11:16,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 00:11:16,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 00:11:16,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 00:11:16,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 00:11:16,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 00:11:16,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 00:11:16,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 00:11:16,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 00:11:16,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 00:11:16,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 00:11:16,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 00:11:16,075 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-12-22 00:11:16,111 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 00:11:16,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 00:11:16,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 00:11:16,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 00:11:16,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 00:11:16,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 00:11:16,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 00:11:16,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 00:11:16,116 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 00:11:16,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 00:11:16,117 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 00:11:16,117 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 00:11:16,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 00:11:16,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 00:11:16,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 00:11:16,117 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 00:11:16,118 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 00:11:16,118 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 00:11:16,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 00:11:16,118 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 00:11:16,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 00:11:16,119 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 00:11:16,119 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 00:11:16,119 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 00:11:16,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 00:11:16,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 00:11:16,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 00:11:16,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 00:11:16,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 00:11:16,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 00:11:16,120 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 00:11:16,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 00:11:16,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 00:11:16,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 00:11:16,121 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2c0c3bb235b3cb9b743b5348761a25c330a62218c7855ae61dc6807c2962177 [2021-12-22 00:11:16,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 00:11:16,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 00:11:16,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 00:11:16,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 00:11:16,475 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 00:11:16,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2021-12-22 00:11:16,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/537c18495/dcb1c56fc86b4df4b82837582139d4f5/FLAGd3e95c34f [2021-12-22 00:11:17,099 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 00:11:17,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test9_2.i [2021-12-22 00:11:17,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/537c18495/dcb1c56fc86b4df4b82837582139d4f5/FLAGd3e95c34f [2021-12-22 00:11:17,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/537c18495/dcb1c56fc86b4df4b82837582139d4f5 [2021-12-22 00:11:17,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 00:11:17,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 00:11:17,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 00:11:17,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 00:11:17,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 00:11:17,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 12:11:17" (1/1) ... [2021-12-22 00:11:17,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da8e7d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:17, skipping insertion in model container [2021-12-22 00:11:17,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 12:11:17" (1/1) ... [2021-12-22 00:11:17,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 00:11:17,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 00:11:17,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 00:11:17,974 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-22 00:11:17,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 00:11:18,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 00:11:18,061 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 00:11:18,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 00:11:18,159 INFO L208 MainTranslator]: Completed translation [2021-12-22 00:11:18,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18 WrapperNode [2021-12-22 00:11:18,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 00:11:18,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 00:11:18,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 00:11:18,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 00:11:18,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,215 INFO L137 Inliner]: procedures = 166, calls = 69, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 23 [2021-12-22 00:11:18,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 00:11:18,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 00:11:18,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 00:11:18,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 00:11:18,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 00:11:18,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 00:11:18,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 00:11:18,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 00:11:18,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (1/1) ... [2021-12-22 00:11:18,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 00:11:18,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 00:11:18,263 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) [2021-12-22 00:11:18,272 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 [2021-12-22 00:11:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 00:11:18,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 00:11:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 00:11:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 00:11:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 00:11:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 00:11:18,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 00:11:18,443 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 00:11:18,445 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 00:11:18,569 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 00:11:18,575 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 00:11:18,575 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 00:11:18,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 12:11:18 BoogieIcfgContainer [2021-12-22 00:11:18,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 00:11:18,579 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 00:11:18,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 00:11:18,582 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 00:11:18,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 12:11:17" (1/3) ... [2021-12-22 00:11:18,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a89869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 12:11:18, skipping insertion in model container [2021-12-22 00:11:18,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:11:18" (2/3) ... [2021-12-22 00:11:18,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a89869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 12:11:18, skipping insertion in model container [2021-12-22 00:11:18,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 12:11:18" (3/3) ... [2021-12-22 00:11:18,586 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test9_2.i [2021-12-22 00:11:18,590 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 00:11:18,590 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 00:11:18,640 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 00:11:18,648 INFO L339 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=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 00:11:18,648 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 00:11:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-22 00:11:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-12-22 00:11:18,677 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 00:11:18,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 00:11:18,678 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2021-12-22 00:11:18,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 00:11:18,683 INFO L85 PathProgramCache]: Analyzing trace with hash 370410532, now seen corresponding path program 1 times [2021-12-22 00:11:18,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 00:11:18,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1722868696] [2021-12-22 00:11:18,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 00:11:18,701 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 00:11:18,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 00:11:18,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 00:11:18,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-22 00:11:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 00:11:18,812 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 00:11:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 00:11:18,869 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-12-22 00:11:18,870 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-22 00:11:18,871 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2021-12-22 00:11:18,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-22 00:11:19,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 00:11:19,088 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-12-22 00:11:19,090 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-22 00:11:19,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 12:11:19 BoogieIcfgContainer [2021-12-22 00:11:19,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 00:11:19,114 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 00:11:19,115 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 00:11:19,116 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 00:11:19,116 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 12:11:18" (3/4) ... [2021-12-22 00:11:19,119 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-22 00:11:19,120 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 00:11:19,122 INFO L158 Benchmark]: Toolchain (without parser) took 1565.16ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 33.4MB in the beginning and 49.0MB in the end (delta: -15.6MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2021-12-22 00:11:19,123 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 00:11:19,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 603.05ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 33.2MB in the beginning and 55.4MB in the end (delta: -22.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-12-22 00:11:19,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.98ms. Allocated memory is still 75.5MB. Free memory was 55.4MB in the beginning and 53.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 00:11:19,125 INFO L158 Benchmark]: Boogie Preprocessor took 16.56ms. Allocated memory is still 75.5MB. Free memory was 53.2MB in the beginning and 52.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 00:11:19,125 INFO L158 Benchmark]: RCFGBuilder took 344.04ms. Allocated memory is still 75.5MB. Free memory was 52.0MB in the beginning and 42.1MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-22 00:11:19,125 INFO L158 Benchmark]: TraceAbstraction took 531.85ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 49.4MB in the end (delta: -7.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 00:11:19,126 INFO L158 Benchmark]: Witness Printer took 5.67ms. Allocated memory is still 75.5MB. Free memory was 49.4MB in the beginning and 49.0MB in the end (delta: 360.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 00:11:19,128 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 603.05ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 33.2MB in the beginning and 55.4MB in the end (delta: -22.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.98ms. Allocated memory is still 75.5MB. Free memory was 55.4MB in the beginning and 53.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.56ms. Allocated memory is still 75.5MB. Free memory was 53.2MB in the beginning and 52.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 344.04ms. Allocated memory is still 75.5MB. Free memory was 52.0MB in the beginning and 42.1MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 531.85ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 49.4MB in the end (delta: -7.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.67ms. Allocated memory is still 75.5MB. Free memory was 49.4MB in the beginning and 49.0MB in the end (delta: 360.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 769]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 769. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a9; VAL [a9={0:0}, ldv_global_msg_list={1:0}] [L770] CALL entry_point() [L766] CALL probe_9() [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, a9={0:0}, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [a9={0:0}, ldv_global_msg_list={1:0}, ldv_malloc(sizeof(int))={2:0}] [L759] a9 = (int *)ldv_malloc(sizeof(int)) [L760] COND TRUE \read(*a9) [L761] return 0; VAL [\result=0, a9={2:0}, ldv_global_msg_list={1:0}] [L766] RET probe_9() [L767] a9 = 0 VAL [a9={0:0}, ldv_global_msg_list={1:0}] [L770] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-22 00:11:19,169 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