./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30f4e4ab 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_test16_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 ea1fbe157ea6ed0e661f632bb00aba6515b6f780 ............................................................................................................................ 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_test16_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 ea1fbe157ea6ed0e661f632bb00aba6515b6f780 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 02:38:45,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:38:45,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:38:45,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:38:45,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:38:45,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:38:45,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:38:45,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:38:45,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:38:45,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:38:45,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:38:45,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:38:45,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:38:45,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:38:45,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:38:45,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:38:45,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:38:45,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:38:45,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:38:45,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:38:45,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:38:45,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:38:45,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:38:45,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:38:45,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:38:45,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:38:45,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:38:45,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:38:45,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:38:45,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:38:45,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:38:45,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:38:45,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:38:45,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:38:45,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:38:45,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:38:45,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:38:45,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:38:45,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:38:45,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:38:45,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:38:45,280 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-28 02:38:45,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:38:45,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:38:45,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:38:45,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:38:45,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:38:45,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:38:45,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 02:38:45,299 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:38:45,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:38:45,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 02:38:45,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:38:45,300 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 02:38:45,300 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 02:38:45,300 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 02:38:45,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:38:45,301 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 02:38:45,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 02:38:45,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:38:45,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:38:45,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:38:45,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:38:45,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:38:45,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:38:45,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:38:45,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:38:45,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:38:45,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 02:38:45,305 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 -> ea1fbe157ea6ed0e661f632bb00aba6515b6f780 [2019-11-28 02:38:45,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:38:45,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:38:45,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:38:45,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:38:45,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:38:45,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2.i [2019-11-28 02:38:45,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/653683aba/2e2ad53bb02445478955ba49230991b6/FLAGd982ab588 [2019-11-28 02:38:46,275 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:38:46,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test16_2.i [2019-11-28 02:38:46,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/653683aba/2e2ad53bb02445478955ba49230991b6/FLAGd982ab588 [2019-11-28 02:38:46,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/653683aba/2e2ad53bb02445478955ba49230991b6 [2019-11-28 02:38:46,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:38:46,538 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 02:38:46,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:38:46,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:38:46,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:38:46,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:38:46" (1/1) ... [2019-11-28 02:38:46,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6373eea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:46, skipping insertion in model container [2019-11-28 02:38:46,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:38:46" (1/1) ... [2019-11-28 02:38:46,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:38:46,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:38:47,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:38:47,172 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 02:38:47,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25b3ff25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:47, skipping insertion in model container [2019-11-28 02:38:47,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:38:47,174 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 02:38:47,176 INFO L168 Benchmark]: Toolchain (without parser) took 637.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -177.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-11-28 02:38:47,176 INFO L168 Benchmark]: CDTParser took 0.63 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 02:38:47,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2019-11-28 02:38:47,180 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 634.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 26.3 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 0.1.24-30f4e4a [2019-11-28 02:38:48,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:38:48,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:38:48,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:38:48,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:38:48,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:38:48,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:38:48,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:38:48,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:38:48,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:38:48,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:38:48,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:38:48,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:38:48,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:38:48,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:38:48,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:38:48,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:38:48,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:38:48,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:38:48,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:38:48,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:38:48,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:38:48,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:38:48,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:38:48,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:38:48,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:38:48,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:38:48,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:38:48,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:38:48,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:38:48,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:38:48,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:38:48,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:38:48,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:38:48,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:38:48,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:38:48,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:38:48,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:38:48,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:38:48,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:38:48,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:38:48,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-28 02:38:48,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:38:48,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:38:48,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:38:48,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:38:48,996 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:38:48,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:38:48,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 02:38:48,997 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:38:48,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:38:48,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 02:38:48,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:38:48,998 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 02:38:48,998 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 02:38:48,998 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 02:38:48,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:38:48,999 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 02:38:48,999 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 02:38:48,999 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 02:38:49,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 02:38:49,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:38:49,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:38:49,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:38:49,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:38:49,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:38:49,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:38:49,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:38:49,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:38:49,002 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 02:38:49,003 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 02:38:49,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 02:38:49,003 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 -> ea1fbe157ea6ed0e661f632bb00aba6515b6f780 [2019-11-28 02:38:49,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:38:49,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:38:49,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:38:49,315 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:38:49,316 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:38:49,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test16_2.i [2019-11-28 02:38:49,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9744396d/f357e632bab44b4a98c51195abbd049b/FLAGbfcb15e19 [2019-11-28 02:38:49,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:38:49,897 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test16_2.i [2019-11-28 02:38:49,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9744396d/f357e632bab44b4a98c51195abbd049b/FLAGbfcb15e19 [2019-11-28 02:38:50,188 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9744396d/f357e632bab44b4a98c51195abbd049b [2019-11-28 02:38:50,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:38:50,194 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 02:38:50,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:38:50,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:38:50,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:38:50,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:38:50" (1/1) ... [2019-11-28 02:38:50,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de10b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:50, skipping insertion in model container [2019-11-28 02:38:50,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:38:50" (1/1) ... [2019-11-28 02:38:50,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:38:50,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:38:50,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:38:50,794 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-28 02:38:50,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:38:50,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:38:50,906 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 02:38:50,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:38:51,062 INFO L208 MainTranslator]: Completed translation [2019-11-28 02:38:51,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51 WrapperNode [2019-11-28 02:38:51,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:38:51,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 02:38:51,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 02:38:51,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 02:38:51,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (1/1) ... [2019-11-28 02:38:51,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (1/1) ... [2019-11-28 02:38:51,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (1/1) ... [2019-11-28 02:38:51,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (1/1) ... [2019-11-28 02:38:51,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (1/1) ... [2019-11-28 02:38:51,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (1/1) ... [2019-11-28 02:38:51,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (1/1) ... [2019-11-28 02:38:51,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 02:38:51,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 02:38:51,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 02:38:51,170 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 02:38:51,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (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 02:38:51,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-28 02:38:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 02:38:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-28 02:38:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-11-28 02:38:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-28 02:38:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-28 02:38:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-28 02:38:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-28 02:38:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-28 02:38:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-28 02:38:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-28 02:38:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-28 02:38:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-28 02:38:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-28 02:38:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-28 02:38:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-28 02:38:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-28 02:38:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-28 02:38:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-28 02:38:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-28 02:38:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-28 02:38:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-28 02:38:51,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-28 02:38:51,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-28 02:38:51,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-28 02:38:51,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-28 02:38:51,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-28 02:38:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-28 02:38:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-28 02:38:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-28 02:38:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-28 02:38:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-28 02:38:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-28 02:38:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-28 02:38:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-28 02:38:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-28 02:38:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-28 02:38:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-28 02:38:51,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-28 02:38:51,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-28 02:38:51,263 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-28 02:38:51,264 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-28 02:38:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_16 [2019-11-28 02:38:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-28 02:38:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-28 02:38:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-28 02:38:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-28 02:38:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-28 02:38:51,266 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-28 02:38:51,266 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-28 02:38:51,267 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-28 02:38:51,267 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-28 02:38:51,267 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-28 02:38:51,267 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-28 02:38:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-28 02:38:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-28 02:38:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-28 02:38:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-28 02:38:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-28 02:38:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-28 02:38:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-28 02:38:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-28 02:38:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-28 02:38:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-28 02:38:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-28 02:38:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-28 02:38:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-28 02:38:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-28 02:38:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-28 02:38:51,273 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-28 02:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-28 02:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-28 02:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-28 02:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-28 02:38:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-28 02:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-28 02:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-28 02:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-28 02:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-28 02:38:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-28 02:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-28 02:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-28 02:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-28 02:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-28 02:38:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-28 02:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-28 02:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-28 02:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-28 02:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-28 02:38:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-28 02:38:51,278 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-28 02:38:51,278 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-28 02:38:51,278 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-28 02:38:51,278 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-28 02:38:51,278 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-28 02:38:51,279 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-28 02:38:51,279 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-28 02:38:51,279 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-28 02:38:51,279 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-28 02:38:51,279 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-28 02:38:51,280 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-28 02:38:51,280 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-28 02:38:51,280 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-28 02:38:51,280 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-28 02:38:51,280 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-28 02:38:51,280 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-28 02:38:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-28 02:38:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-28 02:38:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-28 02:38:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-28 02:38:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-28 02:38:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-28 02:38:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-28 02:38:51,282 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-28 02:38:51,283 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-28 02:38:51,283 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-28 02:38:51,283 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-28 02:38:51,284 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-28 02:38:51,284 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-28 02:38:51,284 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-28 02:38:51,285 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-28 02:38:51,285 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-28 02:38:51,285 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-28 02:38:51,285 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-28 02:38:51,285 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-28 02:38:51,286 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-28 02:38:51,287 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-28 02:38:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-28 02:38:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-28 02:38:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-28 02:38:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-28 02:38:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-28 02:38:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-28 02:38:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-28 02:38:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-28 02:38:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-28 02:38:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-28 02:38:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-28 02:38:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-28 02:38:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-28 02:38:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-28 02:38:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-28 02:38:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-28 02:38:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-28 02:38:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-28 02:38:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-28 02:38:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-28 02:38:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-28 02:38:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-28 02:38:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-28 02:38:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-28 02:38:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-28 02:38:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-28 02:38:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-28 02:38:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-28 02:38:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-28 02:38:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-28 02:38:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-28 02:38:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-28 02:38:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-28 02:38:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-28 02:38:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-28 02:38:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 02:38:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-28 02:38:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-28 02:38:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-28 02:38:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-28 02:38:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-28 02:38:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-28 02:38:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-28 02:38:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-28 02:38:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-28 02:38:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-28 02:38:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-28 02:38:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-28 02:38:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-28 02:38:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-28 02:38:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 02:38:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-28 02:38:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-28 02:38:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-28 02:38:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-28 02:38:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-28 02:38:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 02:38:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 02:38:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-28 02:38:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-28 02:38:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-28 02:38:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-28 02:38:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-28 02:38:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-28 02:38:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-28 02:38:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-28 02:38:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-28 02:38:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-28 02:38:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-28 02:38:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-28 02:38:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-28 02:38:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-28 02:38:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-28 02:38:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-28 02:38:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-28 02:38:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_16 [2019-11-28 02:38:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-28 02:38:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-28 02:38:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-28 02:38:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 02:38:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-28 02:38:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 02:38:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-11-28 02:38:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-28 02:38:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-28 02:38:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-28 02:38:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-11-28 02:38:52,027 WARN L759 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 02:38:52,423 WARN L759 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 02:38:52,795 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 02:38:52,795 INFO L297 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-28 02:38:52,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:38:52 BoogieIcfgContainer [2019-11-28 02:38:52,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 02:38:52,798 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 02:38:52,798 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 02:38:52,801 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 02:38:52,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:38:50" (1/3) ... [2019-11-28 02:38:52,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c49db0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:38:52, skipping insertion in model container [2019-11-28 02:38:52,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:38:51" (2/3) ... [2019-11-28 02:38:52,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c49db0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:38:52, skipping insertion in model container [2019-11-28 02:38:52,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:38:52" (3/3) ... [2019-11-28 02:38:52,804 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test16_2.i [2019-11-28 02:38:52,813 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 02:38:52,819 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-11-28 02:38:52,828 INFO L249 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-11-28 02:38:52,844 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 02:38:52,844 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-28 02:38:52,844 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 02:38:52,844 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 02:38:52,845 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 02:38:52,845 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 02:38:52,845 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 02:38:52,845 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 02:38:52,860 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2019-11-28 02:38:52,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 02:38:52,869 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:38:52,870 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 02:38:52,871 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, __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 02:38:52,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:38:52,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1104597720, now seen corresponding path program 1 times [2019-11-28 02:38:52,885 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 02:38:52,885 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [814786569] [2019-11-28 02:38:52,885 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 02:38:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:38:53,090 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-28 02:38:53,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:38:53,165 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 02:38:53,167 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 02:38:53,293 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 02:38:53,295 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [814786569] [2019-11-28 02:38:53,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 02:38:53,300 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-28 02:38:53,302 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467652644] [2019-11-28 02:38:53,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 02:38:53,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 02:38:53,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 02:38:53,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 02:38:53,337 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 3 states. [2019-11-28 02:38:53,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 02:38:53,448 INFO L93 Difference]: Finished difference Result 35 states and 36 transitions. [2019-11-28 02:38:53,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 02:38:53,453 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-11-28 02:38:53,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 02:38:53,469 INFO L225 Difference]: With dead ends: 35 [2019-11-28 02:38:53,469 INFO L226 Difference]: Without dead ends: 23 [2019-11-28 02:38:53,472 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 02:38:53,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-11-28 02:38:53,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-11-28 02:38:53,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-11-28 02:38:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2019-11-28 02:38:53,539 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 16 [2019-11-28 02:38:53,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 02:38:53,540 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2019-11-28 02:38:53,540 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 02:38:53,540 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2019-11-28 02:38:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 02:38:53,542 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 02:38:53,542 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] [2019-11-28 02:38:53,756 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-28 02:38:53,759 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, __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 02:38:53,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:38:53,760 INFO L82 PathProgramCache]: Analyzing trace with hash -295878751, now seen corresponding path program 1 times [2019-11-28 02:38:53,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 02:38:53,764 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1096135804] [2019-11-28 02:38:53,764 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 02:38:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:38:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:38:54,018 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-28 02:38:54,022 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 02:38:54,224 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-28 02:38:54,245 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-11-28 02:38:54,251 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 02:38:54,252 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 02:38:54,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:38:54 BoogieIcfgContainer [2019-11-28 02:38:54,263 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 02:38:54,264 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 02:38:54,264 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 02:38:54,264 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 02:38:54,265 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:38:52" (3/4) ... [2019-11-28 02:38:54,269 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 02:38:54,269 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 02:38:54,273 INFO L168 Benchmark]: Toolchain (without parser) took 4077.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 951.0 MB in the beginning and 878.3 MB in the end (delta: 72.7 MB). Peak memory consumption was 222.6 MB. Max. memory is 11.5 GB. [2019-11-28 02:38:54,274 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:38:54,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 865.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-11-28 02:38:54,276 INFO L168 Benchmark]: Boogie Preprocessor took 105.28 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 02:38:54,278 INFO L168 Benchmark]: RCFGBuilder took 1626.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.9 MB in the end (delta: 111.1 MB). Peak memory consumption was 111.1 MB. Max. memory is 11.5 GB. [2019-11-28 02:38:54,283 INFO L168 Benchmark]: TraceAbstraction took 1465.37 ms. Allocated memory is still 1.2 GB. Free memory was 993.9 MB in the beginning and 878.3 MB in the end (delta: 115.6 MB). Peak memory consumption was 115.6 MB. Max. memory is 11.5 GB. [2019-11-28 02:38:54,284 INFO L168 Benchmark]: Witness Printer took 5.53 ms. Allocated memory is still 1.2 GB. Free memory is still 878.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:38:54,293 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 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 865.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.28 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 1626.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.9 MB in the end (delta: 111.1 MB). Peak memory consumption was 111.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1465.37 ms. Allocated memory is still 1.2 GB. Free memory was 993.9 MB in the beginning and 878.3 MB in the end (delta: 115.6 MB). Peak memory consumption was 115.6 MB. Max. memory is 11.5 GB. * Witness Printer took 5.53 ms. Allocated memory is still 1.2 GB. Free memory is still 878.3 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: 771]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 771. 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}] [L772] CALL entry_point() VAL [ldv_global_msg_list={3:0}] [L768] int condition = __VERIFIER_nondet_int(); [L769] CALL, EXPR alloc_16(condition) VAL [\old(condition)=2147483648, ldv_global_msg_list={3:0}] [L761] COND TRUE \read(condition) VAL [\old(condition)=2147483648, condition=2147483648, ldv_global_msg_list={3:0}] [L762] CALL, EXPR ldv_malloc(sizeof(struct A16)) 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] [L762] RET, EXPR ldv_malloc(sizeof(struct A16)) VAL [\old(condition)=2147483648, condition=2147483648, ldv_global_msg_list={3:0}, ldv_malloc(sizeof(struct A16))={1:0}] [L762] struct A16 *p = (struct A16 *)ldv_malloc(sizeof(struct A16)); [L763] return p; VAL [\old(condition)=2147483648, \result={1:0}, condition=2147483648, ldv_global_msg_list={3:0}, p={1:0}] [L769] RET, EXPR alloc_16(condition) VAL [alloc_16(condition)={1:0}, condition=2147483648, ldv_global_msg_list={3:0}] [L769] struct A16 *p = alloc_16(condition); [L772] RET entry_point() VAL [ldv_global_msg_list={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 336 locations, 71 error locations. Result: UNSAFE, OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 24 SDtfs, 6 SDslu, 8 SDs, 0 SdLazy, 13 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred 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, 0.2s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 1110 SizeOfPredicates, 0 NumberOfNonLiveVariables, 61 ConjunctsInSsa, 6 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...