./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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_test5_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 7619b94c95edf7a1d85f42db59dce2bf3c10f3b9 ............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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_test5_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 7619b94c95edf7a1d85f42db59dce2bf3c10f3b9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:13:00,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:13:00,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:13:00,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:13:00,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:13:00,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:13:00,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:13:00,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:13:00,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:13:00,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:13:00,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:13:00,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:13:00,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:13:00,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:13:00,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:13:00,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:13:00,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:13:00,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:13:00,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:13:00,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:13:00,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:13:00,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:13:00,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:13:00,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:13:00,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:13:00,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:13:00,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:13:00,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:13:00,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:13:00,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:13:00,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:13:00,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:13:00,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:13:00,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:13:00,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:13:00,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:13:00,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:13:00,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:13:00,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:13:01,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:13:01,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:13:01,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-28 20:13:01,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:13:01,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:13:01,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:13:01,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:13:01,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:13:01,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:13:01,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:13:01,035 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:13:01,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:13:01,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:13:01,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:13:01,036 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:13:01,036 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:13:01,037 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:13:01,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:13:01,037 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:13:01,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:13:01,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:13:01,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:13:01,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:13:01,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:13:01,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:13:01,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:13:01,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:13:01,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:13:01,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:13:01,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 20:13:01,041 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:13:01,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 7619b94c95edf7a1d85f42db59dce2bf3c10f3b9 [2019-11-28 20:13:01,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:13:01,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:13:01,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:13:01,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:13:01,365 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:13:01,366 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2019-11-28 20:13:01,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/173c5aa42/3ca9107b3b984835adb0ff870a6481cc/FLAG8fd0f6741 [2019-11-28 20:13:02,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:13:02,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2019-11-28 20:13:02,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/173c5aa42/3ca9107b3b984835adb0ff870a6481cc/FLAG8fd0f6741 [2019-11-28 20:13:02,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/173c5aa42/3ca9107b3b984835adb0ff870a6481cc [2019-11-28 20:13:02,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:13:02,273 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:13:02,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:13:02,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:13:02,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:13:02,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:13:02" (1/1) ... [2019-11-28 20:13:02,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9da52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:02, skipping insertion in model container [2019-11-28 20:13:02,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:13:02" (1/1) ... [2019-11-28 20:13:02,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:13:02,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:13:02,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:13:02,920 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) [2019-11-28 20:13:02,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ab6714 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:02, skipping insertion in model container [2019-11-28 20:13:02,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:13:02,922 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 20:13:02,925 INFO L168 Benchmark]: Toolchain (without parser) took 650.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -177.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:13:02,926 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:13:02,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -183.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-11-28 20:13:02,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 647.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -183.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * 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... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-11-28 20:13:04,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:13:04,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:13:04,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:13:04,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:13:04,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:13:04,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:13:04,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:13:04,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:13:04,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:13:04,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:13:04,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:13:04,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:13:04,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:13:04,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:13:04,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:13:04,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:13:04,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:13:04,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:13:04,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:13:04,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:13:04,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:13:04,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:13:04,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:13:04,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:13:04,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:13:04,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:13:04,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:13:04,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:13:04,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:13:04,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:13:04,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:13:04,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:13:04,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:13:04,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:13:04,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:13:04,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:13:04,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:13:04,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:13:04,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:13:04,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:13:04,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-28 20:13:04,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:13:04,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:13:04,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:13:04,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:13:04,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:13:04,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:13:04,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:13:04,883 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:13:04,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:13:04,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:13:04,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:13:04,884 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:13:04,884 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:13:04,884 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:13:04,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:13:04,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:13:04,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 20:13:04,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 20:13:04,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:13:04,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:13:04,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:13:04,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:13:04,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:13:04,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:13:04,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:13:04,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:13:04,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:13:04,888 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 20:13:04,889 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 20:13:04,889 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:13:04,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 20:13:04,889 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 7619b94c95edf7a1d85f42db59dce2bf3c10f3b9 [2019-11-28 20:13:05,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:13:05,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:13:05,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:13:05,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:13:05,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:13:05,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2019-11-28 20:13:05,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e71f917c3/828656fd54644989808c0fbaac6d8795/FLAGef63469d4 [2019-11-28 20:13:05,783 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:13:05,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2019-11-28 20:13:05,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e71f917c3/828656fd54644989808c0fbaac6d8795/FLAGef63469d4 [2019-11-28 20:13:06,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e71f917c3/828656fd54644989808c0fbaac6d8795 [2019-11-28 20:13:06,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:13:06,108 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:13:06,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:13:06,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:13:06,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:13:06,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:13:06" (1/1) ... [2019-11-28 20:13:06,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40be7b54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:06, skipping insertion in model container [2019-11-28 20:13:06,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:13:06" (1/1) ... [2019-11-28 20:13:06,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:13:06,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:13:06,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:13:06,746 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-28 20:13:06,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:13:06,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:13:06,855 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:13:06,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:13:07,020 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:13:07,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07 WrapperNode [2019-11-28 20:13:07,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:13:07,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:13:07,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:13:07,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:13:07,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (1/1) ... [2019-11-28 20:13:07,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (1/1) ... [2019-11-28 20:13:07,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (1/1) ... [2019-11-28 20:13:07,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (1/1) ... [2019-11-28 20:13:07,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (1/1) ... [2019-11-28 20:13:07,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (1/1) ... [2019-11-28 20:13:07,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (1/1) ... [2019-11-28 20:13:07,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:13:07,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:13:07,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:13:07,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:13:07,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:13:07,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-28 20:13:07,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:13:07,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-28 20:13:07,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-11-28 20:13:07,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-28 20:13:07,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-28 20:13:07,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-28 20:13:07,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-28 20:13:07,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-28 20:13:07,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-28 20:13:07,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-28 20:13:07,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-28 20:13:07,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-28 20:13:07,193 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-28 20:13:07,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-28 20:13:07,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-28 20:13:07,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-28 20:13:07,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-28 20:13:07,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-28 20:13:07,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-28 20:13:07,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-28 20:13:07,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-28 20:13:07,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-28 20:13:07,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-28 20:13:07,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-28 20:13:07,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-28 20:13:07,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-28 20:13:07,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-28 20:13:07,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-28 20:13:07,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-28 20:13:07,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-28 20:13:07,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-28 20:13:07,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-28 20:13:07,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-28 20:13:07,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-28 20:13:07,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-28 20:13:07,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-28 20:13:07,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-28 20:13:07,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-28 20:13:07,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-28 20:13:07,200 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-28 20:13:07,200 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-28 20:13:07,200 INFO L138 BoogieDeclarations]: Found implementation of procedure f5 [2019-11-28 20:13:07,200 INFO L138 BoogieDeclarations]: Found implementation of procedure g5 [2019-11-28 20:13:07,200 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-28 20:13:07,201 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-28 20:13:07,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-28 20:13:07,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-28 20:13:07,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-28 20:13:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-28 20:13:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-28 20:13:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-28 20:13:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-28 20:13:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-28 20:13:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-28 20:13:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-28 20:13:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-28 20:13:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-28 20:13:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-28 20:13:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-28 20:13:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-28 20:13:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-28 20:13:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-28 20:13:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-28 20:13:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-28 20:13:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-28 20:13:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-28 20:13:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-28 20:13:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-28 20:13:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-28 20:13:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-28 20:13:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-28 20:13:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-28 20:13:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-28 20:13:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-28 20:13:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-28 20:13:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-28 20:13:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-28 20:13:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-28 20:13:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-28 20:13:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-28 20:13:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-28 20:13:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-28 20:13:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-28 20:13:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-28 20:13:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-28 20:13:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-28 20:13:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-28 20:13:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-28 20:13:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-28 20:13:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-28 20:13:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-28 20:13:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-28 20:13:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-28 20:13:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-28 20:13:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-28 20:13:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-28 20:13:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-28 20:13:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-28 20:13:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-28 20:13:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-28 20:13:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-28 20:13:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-28 20:13:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-28 20:13:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-28 20:13:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-28 20:13:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-28 20:13:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-28 20:13:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-28 20:13:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-28 20:13:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-28 20:13:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-28 20:13:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-28 20:13:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-28 20:13:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-28 20:13:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-28 20:13:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-28 20:13:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-28 20:13:07,216 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-28 20:13:07,216 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-28 20:13:07,216 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-28 20:13:07,216 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-28 20:13:07,216 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-28 20:13:07,217 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-28 20:13:07,217 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-28 20:13:07,217 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-28 20:13:07,217 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-28 20:13:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-28 20:13:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-28 20:13:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-28 20:13:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-28 20:13:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-28 20:13:07,219 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-28 20:13:07,219 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-28 20:13:07,219 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-28 20:13:07,219 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-28 20:13:07,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-28 20:13:07,220 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-28 20:13:07,220 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-28 20:13:07,220 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-28 20:13:07,220 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-28 20:13:07,221 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-28 20:13:07,221 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-28 20:13:07,221 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-28 20:13:07,221 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-28 20:13:07,221 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-28 20:13:07,222 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-28 20:13:07,222 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-28 20:13:07,222 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-28 20:13:07,222 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-28 20:13:07,222 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-28 20:13:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-28 20:13:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-28 20:13:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-28 20:13:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-28 20:13:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-28 20:13:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-28 20:13:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-28 20:13:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-28 20:13:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-28 20:13:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-28 20:13:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-28 20:13:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-28 20:13:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 20:13:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-28 20:13:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-28 20:13:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-28 20:13:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 20:13:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-28 20:13:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-28 20:13:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-28 20:13:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-28 20:13:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-28 20:13:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-28 20:13:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-28 20:13:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-28 20:13:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-28 20:13:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-28 20:13:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 20:13:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-28 20:13:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-28 20:13:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-28 20:13:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-28 20:13:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-28 20:13:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 20:13:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 20:13:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-28 20:13:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-28 20:13:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-28 20:13:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-28 20:13:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-28 20:13:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-28 20:13:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-28 20:13:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-28 20:13:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-28 20:13:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-28 20:13:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-28 20:13:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-28 20:13:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-28 20:13:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-28 20:13:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-28 20:13:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-28 20:13:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-28 20:13:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure f5 [2019-11-28 20:13:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure g5 [2019-11-28 20:13:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-28 20:13:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-28 20:13:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-28 20:13:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 20:13:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-28 20:13:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:13:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-11-28 20:13:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-28 20:13:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-28 20:13:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-28 20:13:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-11-28 20:13:07,928 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:13:08,327 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:13:08,684 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:13:08,685 INFO L287 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-28 20:13:08,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:13:08 BoogieIcfgContainer [2019-11-28 20:13:08,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:13:08,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 20:13:08,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 20:13:08,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 20:13:08,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:13:06" (1/3) ... [2019-11-28 20:13:08,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78556b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:13:08, skipping insertion in model container [2019-11-28 20:13:08,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:13:07" (2/3) ... [2019-11-28 20:13:08,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78556b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:13:08, skipping insertion in model container [2019-11-28 20:13:08,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:13:08" (3/3) ... [2019-11-28 20:13:08,695 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test5_2.i [2019-11-28 20:13:08,706 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 20:13:08,714 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-11-28 20:13:08,728 INFO L249 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-11-28 20:13:08,749 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 20:13:08,750 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-28 20:13:08,750 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 20:13:08,750 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:13:08,750 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:13:08,750 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 20:13:08,751 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:13:08,751 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 20:13:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2019-11-28 20:13:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 20:13:08,777 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:13:08,778 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:13:08,779 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-28 20:13:08,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:13:08,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1865659629, now seen corresponding path program 1 times [2019-11-28 20:13:08,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 20:13:08,796 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1074333748] [2019-11-28 20:13:08,797 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-28 20:13:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:13:09,083 INFO L264 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-28 20:13:09,096 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:13:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:13:09,269 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 20:13:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:13:09,395 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1074333748] [2019-11-28 20:13:09,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:13:09,397 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7 [2019-11-28 20:13:09,398 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106273835] [2019-11-28 20:13:09,406 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 20:13:09,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 20:13:09,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 20:13:09,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 20:13:09,445 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 7 states. [2019-11-28 20:13:09,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:13:09,555 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2019-11-28 20:13:09,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 20:13:09,558 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-11-28 20:13:09,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 20:13:09,571 INFO L225 Difference]: With dead ends: 28 [2019-11-28 20:13:09,571 INFO L226 Difference]: Without dead ends: 25 [2019-11-28 20:13:09,574 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-28 20:13:09,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-11-28 20:13:09,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-11-28 20:13:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-11-28 20:13:09,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2019-11-28 20:13:09,628 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 20 [2019-11-28 20:13:09,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 20:13:09,628 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2019-11-28 20:13:09,629 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 20:13:09,629 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2019-11-28 20:13:09,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 20:13:09,630 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:13:09,630 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:13:09,843 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-28 20:13:09,844 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-28 20:13:09,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:13:09,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1573100356, now seen corresponding path program 1 times [2019-11-28 20:13:09,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 20:13:09,847 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2020929812] [2019-11-28 20:13:09,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-28 20:13:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:13:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:13:10,099 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-28 20:13:10,099 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 20:13:10,301 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-28 20:13:10,316 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-11-28 20:13:10,322 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 7bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-28 20:13:10,323 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 5bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-28 20:13:10,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 08:13:10 BoogieIcfgContainer [2019-11-28 20:13:10,336 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 20:13:10,337 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:13:10,337 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:13:10,337 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:13:10,338 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:13:08" (3/4) ... [2019-11-28 20:13:10,343 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 20:13:10,343 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:13:10,347 INFO L168 Benchmark]: Toolchain (without parser) took 4237.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 952.3 MB in the beginning and 864.2 MB in the end (delta: 88.1 MB). Peak memory consumption was 233.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:13:10,349 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:13:10,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 911.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:13:10,353 INFO L168 Benchmark]: Boogie Preprocessor took 109.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:13:10,354 INFO L168 Benchmark]: RCFGBuilder took 1551.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 987.5 MB in the end (delta: 112.3 MB). Peak memory consumption was 112.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:13:10,363 INFO L168 Benchmark]: TraceAbstraction took 1648.79 ms. Allocated memory is still 1.2 GB. Free memory was 987.5 MB in the beginning and 864.2 MB in the end (delta: 123.3 MB). Peak memory consumption was 123.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:13:10,363 INFO L168 Benchmark]: Witness Printer took 6.31 ms. Allocated memory is still 1.2 GB. Free memory is still 864.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:13:10,374 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 911.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1551.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 987.5 MB in the end (delta: 112.3 MB). Peak memory consumption was 112.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1648.79 ms. Allocated memory is still 1.2 GB. Free memory was 987.5 MB in the beginning and 864.2 MB in the end (delta: 123.3 MB). Peak memory consumption was 123.3 MB. Max. memory is 11.5 GB. * Witness Printer took 6.31 ms. Allocated memory is still 1.2 GB. Free memory is still 864.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 7bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 5bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 770]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 770. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={3:0}] [L771] CALL entry_point() VAL [ldv_global_msg_list={3:0}] [L767] CALL, EXPR f5() VAL [ldv_global_msg_list={3:0}] [L758] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={3:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); VAL [\old(size)=4, \result={1:0}, ldv_global_msg_list={3:0}, malloc(size)={1:0}, size=4] [L758] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={3:0}, ldv_malloc(sizeof(int))={1:0}] [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L759] return 0; VAL [\result={0:0}, ldv_global_msg_list={3:0}, p={1:0}] [L767] RET, EXPR f5() VAL [f5()={0:0}, ldv_global_msg_list={3:0}] [L767] int *p = f5(); [L768] CALL g5(p) VAL [ldv_global_msg_list={3:0}, p={0:0}] [L762] COND FALSE !(\read(*p)) VAL [ldv_global_msg_list={3:0}, p={0:0}, p={0:0}] [L768] RET g5(p) VAL [ldv_global_msg_list={3:0}, p={0:0}] [L771] RET entry_point() VAL [ldv_global_msg_list={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 344 locations, 74 error locations. Result: UNSAFE, OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 24 SDtfs, 6 SDslu, 113 SDs, 0 SdLazy, 18 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 2090 SizeOfPredicates, 4 NumberOfNonLiveVariables, 83 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: 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 Received shutdown request...