./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef ..................................................................................................................................... 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 -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 06:17:57,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 06:17:57,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 06:17:57,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 06:17:57,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 06:17:57,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 06:17:57,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 06:17:57,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 06:17:57,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 06:17:57,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 06:17:57,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 06:17:57,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 06:17:57,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 06:17:57,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 06:17:57,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 06:17:57,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 06:17:57,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 06:17:57,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 06:17:57,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 06:17:57,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 06:17:57,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 06:17:57,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 06:17:57,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 06:17:57,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 06:17:57,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 06:17:57,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 06:17:57,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 06:17:57,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 06:17:57,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 06:17:57,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 06:17:57,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 06:17:57,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 06:17:57,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 06:17:57,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 06:17:57,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 06:17:57,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 06:17:57,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 06:17:57,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 06:17:57,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 06:17:57,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 06:17:57,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 06:17:57,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-08-27 06:17:57,824 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 06:17:57,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 06:17:57,825 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 06:17:57,825 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 06:17:57,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 06:17:57,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 06:17:57,828 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 06:17:57,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 06:17:57,829 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 06:17:57,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 06:17:57,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 06:17:57,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 06:17:57,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 06:17:57,830 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 06:17:57,831 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 06:17:57,831 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 06:17:57,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 06:17:57,831 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 06:17:57,831 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 06:17:57,832 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 06:17:57,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 06:17:57,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 06:17:57,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 06:17:57,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 06:17:57,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 06:17:57,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 06:17:57,833 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 06:17:57,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 06:17:57,833 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 06:17:57,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef [2021-08-27 06:17:58,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 06:17:58,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 06:17:58,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 06:17:58,190 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 06:17:58,191 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 06:17:58,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-08-27 06:17:58,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08c7cc319/348b8fc82a2e424a96b4deef2fcbd4af/FLAG911a59dfc [2021-08-27 06:17:58,713 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 06:17:58,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-08-27 06:17:58,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08c7cc319/348b8fc82a2e424a96b4deef2fcbd4af/FLAG911a59dfc [2021-08-27 06:17:59,226 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08c7cc319/348b8fc82a2e424a96b4deef2fcbd4af [2021-08-27 06:17:59,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 06:17:59,229 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 06:17:59,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 06:17:59,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 06:17:59,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 06:17:59,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 06:17:59" (1/1) ... [2021-08-27 06:17:59,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12c8aa20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:17:59, skipping insertion in model container [2021-08-27 06:17:59,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 06:17:59" (1/1) ... [2021-08-27 06:17:59,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 06:17:59,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 06:17:59,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 06:17:59,583 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-08-27 06:17:59,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6587c6e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:17:59, skipping insertion in model container [2021-08-27 06:17:59,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 06:17:59,585 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 06:17:59,586 INFO L168 Benchmark]: Toolchain (without parser) took 355.97 ms. Allocated memory is still 56.6 MB. Free memory was 34.0 MB in the beginning and 36.9 MB in the end (delta: -2.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-27 06:17:59,587 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 56.6 MB. Free memory was 39.0 MB in the beginning and 38.9 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 06:17:59,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.88 ms. Allocated memory is still 56.6 MB. Free memory was 33.8 MB in the beginning and 36.9 MB in the end (delta: -3.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-27 06:17:59,589 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 56.6 MB. Free memory was 39.0 MB in the beginning and 38.9 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 353.88 ms. Allocated memory is still 56.6 MB. Free memory was 33.8 MB in the beginning and 36.9 MB in the end (delta: -3.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 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 0.2.1-dev-20ed64e [2021-08-27 06:18:01,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 06:18:01,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 06:18:01,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 06:18:01,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 06:18:01,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 06:18:01,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 06:18:01,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 06:18:01,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 06:18:01,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 06:18:01,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 06:18:01,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 06:18:01,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 06:18:01,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 06:18:01,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 06:18:01,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 06:18:01,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 06:18:01,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 06:18:01,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 06:18:01,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 06:18:01,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 06:18:01,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 06:18:01,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 06:18:01,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 06:18:01,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 06:18:01,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 06:18:01,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 06:18:01,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 06:18:01,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 06:18:01,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 06:18:01,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 06:18:01,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 06:18:01,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 06:18:01,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 06:18:01,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 06:18:01,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 06:18:01,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 06:18:01,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 06:18:01,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 06:18:01,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 06:18:01,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 06:18:01,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-08-27 06:18:01,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 06:18:01,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 06:18:01,306 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 06:18:01,306 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 06:18:01,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 06:18:01,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 06:18:01,308 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 06:18:01,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 06:18:01,308 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 06:18:01,309 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 06:18:01,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 06:18:01,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 06:18:01,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 06:18:01,310 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 06:18:01,310 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 06:18:01,310 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 06:18:01,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 06:18:01,311 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 06:18:01,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 06:18:01,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 06:18:01,311 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 06:18:01,311 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 06:18:01,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 06:18:01,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 06:18:01,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 06:18:01,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 06:18:01,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 06:18:01,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 06:18:01,313 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 06:18:01,313 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 06:18:01,313 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 06:18:01,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 06:18:01,314 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef [2021-08-27 06:18:01,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 06:18:01,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 06:18:01,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 06:18:01,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 06:18:01,660 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 06:18:01,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-08-27 06:18:01,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087b59328/4ba477ccc6ea49b88667482bff77300a/FLAG001636106 [2021-08-27 06:18:02,241 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 06:18:02,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-08-27 06:18:02,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087b59328/4ba477ccc6ea49b88667482bff77300a/FLAG001636106 [2021-08-27 06:18:02,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087b59328/4ba477ccc6ea49b88667482bff77300a [2021-08-27 06:18:02,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 06:18:02,707 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 06:18:02,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 06:18:02,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 06:18:02,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 06:18:02,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 06:18:02" (1/1) ... [2021-08-27 06:18:02,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18fce233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:02, skipping insertion in model container [2021-08-27 06:18:02,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 06:18:02" (1/1) ... [2021-08-27 06:18:02,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 06:18:02,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 06:18:03,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 06:18:03,119 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-08-27 06:18:03,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 06:18:03,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 06:18:03,218 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 06:18:03,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 06:18:03,311 INFO L208 MainTranslator]: Completed translation [2021-08-27 06:18:03,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03 WrapperNode [2021-08-27 06:18:03,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 06:18:03,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 06:18:03,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 06:18:03,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 06:18:03,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (1/1) ... [2021-08-27 06:18:03,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (1/1) ... [2021-08-27 06:18:03,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (1/1) ... [2021-08-27 06:18:03,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (1/1) ... [2021-08-27 06:18:03,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (1/1) ... [2021-08-27 06:18:03,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (1/1) ... [2021-08-27 06:18:03,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (1/1) ... [2021-08-27 06:18:03,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 06:18:03,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 06:18:03,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 06:18:03,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 06:18:03,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (1/1) ... [2021-08-27 06:18:03,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 06:18:03,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 06:18:03,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-27 06:18:03,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-27 06:18:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-08-27 06:18:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 06:18:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-08-27 06:18:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2021-08-27 06:18:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-08-27 06:18:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-08-27 06:18:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-08-27 06:18:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-08-27 06:18:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-08-27 06:18:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2021-08-27 06:18:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2021-08-27 06:18:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-08-27 06:18:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-08-27 06:18:03,466 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2021-08-27 06:18:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2021-08-27 06:18:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2021-08-27 06:18:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2021-08-27 06:18:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2021-08-27 06:18:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2021-08-27 06:18:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2021-08-27 06:18:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2021-08-27 06:18:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2021-08-27 06:18:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2021-08-27 06:18:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2021-08-27 06:18:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-08-27 06:18:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-08-27 06:18:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2021-08-27 06:18:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2021-08-27 06:18:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2021-08-27 06:18:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2021-08-27 06:18:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2021-08-27 06:18:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2021-08-27 06:18:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2021-08-27 06:18:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2021-08-27 06:18:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2021-08-27 06:18:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2021-08-27 06:18:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2021-08-27 06:18:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2021-08-27 06:18:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2021-08-27 06:18:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2021-08-27 06:18:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-08-27 06:18:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-08-27 06:18:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2021-08-27 06:18:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2021-08-27 06:18:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-08-27 06:18:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-08-27 06:18:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-08-27 06:18:03,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-08-27 06:18:03,471 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-08-27 06:18:03,472 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-08-27 06:18:03,472 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-08-27 06:18:03,472 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-08-27 06:18:03,472 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-08-27 06:18:03,472 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-08-27 06:18:03,472 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-08-27 06:18:03,472 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-08-27 06:18:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-08-27 06:18:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-08-27 06:18:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-08-27 06:18:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-08-27 06:18:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-08-27 06:18:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-08-27 06:18:03,473 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-08-27 06:18:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-08-27 06:18:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-08-27 06:18:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-08-27 06:18:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-08-27 06:18:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-08-27 06:18:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-08-27 06:18:03,474 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-08-27 06:18:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-08-27 06:18:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-08-27 06:18:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-08-27 06:18:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-08-27 06:18:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-08-27 06:18:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-08-27 06:18:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-08-27 06:18:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-08-27 06:18:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-08-27 06:18:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-08-27 06:18:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-08-27 06:18:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-08-27 06:18:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-08-27 06:18:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-08-27 06:18:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-08-27 06:18:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-08-27 06:18:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-08-27 06:18:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-08-27 06:18:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-08-27 06:18:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-08-27 06:18:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-08-27 06:18:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-08-27 06:18:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-08-27 06:18:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-08-27 06:18:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-08-27 06:18:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-08-27 06:18:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-08-27 06:18:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-08-27 06:18:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-08-27 06:18:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-08-27 06:18:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-08-27 06:18:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-08-27 06:18:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-08-27 06:18:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-08-27 06:18:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-08-27 06:18:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-08-27 06:18:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-08-27 06:18:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-08-27 06:18:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-08-27 06:18:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-08-27 06:18:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-08-27 06:18:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-08-27 06:18:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-08-27 06:18:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-08-27 06:18:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-08-27 06:18:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-08-27 06:18:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-08-27 06:18:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-08-27 06:18:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-08-27 06:18:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-08-27 06:18:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-08-27 06:18:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-08-27 06:18:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-08-27 06:18:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-08-27 06:18:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-08-27 06:18:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-08-27 06:18:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-08-27 06:18:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-08-27 06:18:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-08-27 06:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-08-27 06:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-08-27 06:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-08-27 06:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-08-27 06:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-08-27 06:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-08-27 06:18:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-08-27 06:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-08-27 06:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-08-27 06:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-08-27 06:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-08-27 06:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-08-27 06:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-08-27 06:18:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-08-27 06:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-08-27 06:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-08-27 06:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-08-27 06:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-08-27 06:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-08-27 06:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-08-27 06:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-08-27 06:18:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-08-27 06:18:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-08-27 06:18:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-08-27 06:18:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-08-27 06:18:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-08-27 06:18:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-08-27 06:18:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-08-27 06:18:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2021-08-27 06:18:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2021-08-27 06:18:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-08-27 06:18:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-08-27 06:18:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-08-27 06:18:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-27 06:18:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-08-27 06:18:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-08-27 06:18:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2021-08-27 06:18:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-27 06:18:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2021-08-27 06:18:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2021-08-27 06:18:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2021-08-27 06:18:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-27 06:18:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2021-08-27 06:18:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2021-08-27 06:18:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2021-08-27 06:18:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2021-08-27 06:18:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-08-27 06:18:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2021-08-27 06:18:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-27 06:18:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2021-08-27 06:18:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2021-08-27 06:18:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-08-27 06:18:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-08-27 06:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2021-08-27 06:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-08-27 06:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-08-27 06:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2021-08-27 06:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2021-08-27 06:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-08-27 06:18:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2021-08-27 06:18:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2021-08-27 06:18:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2021-08-27 06:18:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2021-08-27 06:18:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2021-08-27 06:18:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2021-08-27 06:18:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2021-08-27 06:18:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2021-08-27 06:18:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2021-08-27 06:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2021-08-27 06:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2021-08-27 06:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-08-27 06:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-08-27 06:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-08-27 06:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2021-08-27 06:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2021-08-27 06:18:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-08-27 06:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-08-27 06:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 06:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-08-27 06:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 06:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2021-08-27 06:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-08-27 06:18:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-08-27 06:18:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-08-27 06:18:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-08-27 06:18:04,242 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-08-27 06:18:04,547 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-08-27 06:18:04,780 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 06:18:04,781 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-08-27 06:18:04,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 06:18:04 BoogieIcfgContainer [2021-08-27 06:18:04,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 06:18:04,784 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-27 06:18:04,784 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-27 06:18:04,787 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-27 06:18:04,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 06:18:02" (1/3) ... [2021-08-27 06:18:04,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e235a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 06:18:04, skipping insertion in model container [2021-08-27 06:18:04,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 06:18:03" (2/3) ... [2021-08-27 06:18:04,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e235a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 06:18:04, skipping insertion in model container [2021-08-27 06:18:04,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 06:18:04" (3/3) ... [2021-08-27 06:18:04,789 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test21-1.i [2021-08-27 06:18:04,793 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-27 06:18:04,793 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2021-08-27 06:18:04,827 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-27 06:18:04,832 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-27 06:18:04,832 INFO L340 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2021-08-27 06:18:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 70 states have internal predecessors, (77), 12 states have call successors, (12), 11 states have call predecessors, (12), 11 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-08-27 06:18:04,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-27 06:18:04,851 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 06:18:04,851 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 06:18:04,852 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ENSURES_VIOLATIONMEMORY_LEAK === [ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION (and 67 more)] === [2021-08-27 06:18:04,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 06:18:04,856 INFO L82 PathProgramCache]: Analyzing trace with hash -1349539649, now seen corresponding path program 1 times [2021-08-27 06:18:04,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-27 06:18:04,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1315487262] [2021-08-27 06:18:04,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 06:18:04,867 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-27 06:18:04,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-27 06:18:04,873 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-08-27 06:18:04,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-08-27 06:18:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 06:18:05,062 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 06:18:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 06:18:05,142 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-08-27 06:18:05,146 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-27 06:18:05,147 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ENSURES_VIOLATIONMEMORY_LEAK [2021-08-27 06:18:05,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,149 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,150 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr2REQUIRES_VIOLATION [2021-08-27 06:18:05,154 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr3REQUIRES_VIOLATION [2021-08-27 06:18:05,154 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,155 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,155 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION [2021-08-27 06:18:05,155 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION [2021-08-27 06:18:05,156 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,156 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,156 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr2REQUIRES_VIOLATION [2021-08-27 06:18:05,156 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr3REQUIRES_VIOLATION [2021-08-27 06:18:05,156 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr4REQUIRES_VIOLATION [2021-08-27 06:18:05,157 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr5REQUIRES_VIOLATION [2021-08-27 06:18:05,157 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr6REQUIRES_VIOLATION [2021-08-27 06:18:05,158 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr7REQUIRES_VIOLATION [2021-08-27 06:18:05,158 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,158 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,158 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,158 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr2REQUIRES_VIOLATION [2021-08-27 06:18:05,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr3REQUIRES_VIOLATION [2021-08-27 06:18:05,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr2REQUIRES_VIOLATION [2021-08-27 06:18:05,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr3REQUIRES_VIOLATION [2021-08-27 06:18:05,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,161 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,161 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,161 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr2REQUIRES_VIOLATION [2021-08-27 06:18:05,162 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr3REQUIRES_VIOLATION [2021-08-27 06:18:05,162 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr4REQUIRES_VIOLATION [2021-08-27 06:18:05,162 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr5REQUIRES_VIOLATION [2021-08-27 06:18:05,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,164 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr2REQUIRES_VIOLATION [2021-08-27 06:18:05,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr3REQUIRES_VIOLATION [2021-08-27 06:18:05,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr4REQUIRES_VIOLATION [2021-08-27 06:18:05,165 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr5REQUIRES_VIOLATION [2021-08-27 06:18:05,166 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,166 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,166 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,166 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,167 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,167 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,167 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE [2021-08-27 06:18:05,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,168 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,169 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr2REQUIRES_VIOLATION [2021-08-27 06:18:05,169 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr3REQUIRES_VIOLATION [2021-08-27 06:18:05,169 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr0REQUIRES_VIOLATION [2021-08-27 06:18:05,176 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr1REQUIRES_VIOLATION [2021-08-27 06:18:05,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-08-27 06:18:05,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-27 06:18:05,392 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-27 06:18:05,403 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2021-08-27 06:18:05,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 06:18:05 BoogieIcfgContainer [2021-08-27 06:18:05,414 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-27 06:18:05,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 06:18:05,417 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 06:18:05,417 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 06:18:05,418 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 06:18:04" (3/4) ... [2021-08-27 06:18:05,420 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 06:18:05,420 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 06:18:05,422 INFO L168 Benchmark]: Toolchain (without parser) took 2714.12 ms. Allocated memory was 54.5 MB in the beginning and 88.1 MB in the end (delta: 33.6 MB). Free memory was 29.3 MB in the beginning and 61.7 MB in the end (delta: -32.4 MB). Peak memory consumption was 733.7 kB. Max. memory is 16.1 GB. [2021-08-27 06:18:05,423 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 06:18:05,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.35 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 29.1 MB in the beginning and 34.3 MB in the end (delta: -5.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-08-27 06:18:05,428 INFO L168 Benchmark]: Boogie Preprocessor took 73.09 ms. Allocated memory is still 69.2 MB. Free memory was 34.3 MB in the beginning and 48.8 MB in the end (delta: -14.6 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-08-27 06:18:05,428 INFO L168 Benchmark]: RCFGBuilder took 1395.43 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 48.8 MB in the beginning and 54.3 MB in the end (delta: -5.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2021-08-27 06:18:05,429 INFO L168 Benchmark]: TraceAbstraction took 629.83 ms. Allocated memory is still 88.1 MB. Free memory was 53.7 MB in the beginning and 62.4 MB in the end (delta: -8.7 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2021-08-27 06:18:05,430 INFO L168 Benchmark]: Witness Printer took 4.09 ms. Allocated memory is still 88.1 MB. Free memory was 62.4 MB in the beginning and 61.7 MB in the end (delta: 680.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 06:18:05,434 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 602.35 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 29.1 MB in the beginning and 34.3 MB in the end (delta: -5.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.09 ms. Allocated memory is still 69.2 MB. Free memory was 34.3 MB in the beginning and 48.8 MB in the end (delta: -14.6 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1395.43 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 48.8 MB in the beginning and 54.3 MB in the end (delta: -5.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 629.83 ms. Allocated memory is still 88.1 MB. Free memory was 53.7 MB in the beginning and 62.4 MB in the end (delta: -8.7 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.09 ms. Allocated memory is still 88.1 MB. Free memory was 62.4 MB in the beginning and 61.7 MB in the end (delta: 680.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 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 The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 772]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 772. 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={-2147483648:0}] [L773] CALL entry_point() VAL [ldv_global_msg_list={-2147483648:0}] [L770] CALL, EXPR alloc_21() VAL [ldv_global_msg_list={-2147483648:0}] [L762] CALL, EXPR ldv_malloc(sizeof(struct A21)) VAL [\old(size)=16, ldv_global_msg_list={-2147483648:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L762] RET, EXPR ldv_malloc(sizeof(struct A21)) VAL [ldv_global_msg_list={-2147483648:0}, ldv_malloc(sizeof(struct A21))={1:0}] [L762] struct A21 *p = (struct A21*)ldv_malloc(sizeof(struct A21)); [L763] COND TRUE \read(*p) [L764] return &p->dev; VAL [\result={1:4}, ldv_global_msg_list={-2147483648:0}, p={1:0}] [L770] RET, EXPR alloc_21() VAL [alloc_21()={1:4}, ldv_global_msg_list={-2147483648:0}] [L770] struct ldv_device *dev = alloc_21(); [L773] RET entry_point() VAL [ldv_global_msg_list={-2147483648:0}] - UnprovableResult [Line: 578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 658]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 658]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 660]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 660]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 540]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 540]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 541]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 541]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 548]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 548]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 549]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 549]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 550]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 550]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 623]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 623]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 666]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 666]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 668]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 668]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 559]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 559]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 619]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 619]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 588]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 588]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 563]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 563]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 334 locations, 71 error locations. Started 1 CEGAR loops. OverallTime: 565.1ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 9.5ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 17.7ms SsaConstructionTime, 27.7ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-08-27 06:18:05,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...