./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD --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 a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 .................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD --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 a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:41:26,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:41:26,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:41:26,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:41:26,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:41:26,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:41:26,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:41:26,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:41:26,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:41:26,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:41:26,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:41:26,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:41:26,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:41:26,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:41:26,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:41:26,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:41:26,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:41:26,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:41:26,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:41:26,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:41:26,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:41:26,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:41:26,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:41:26,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:41:26,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:41:26,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:41:26,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:41:26,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:41:26,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:41:26,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:41:26,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:41:26,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:41:26,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:41:26,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:41:26,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:41:26,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:41:26,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:41:26,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:41:26,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:41:26,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:41:26,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:41:26,910 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-28 23:41:26,941 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:41:26,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:41:26,942 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:41:26,942 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:41:26,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:41:26,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:41:26,944 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:41:26,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:41:26,945 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:41:26,945 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:41:26,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:41:26,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:41:26,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:41:26,946 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:41:26,946 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:41:26,946 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:41:26,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:41:26,947 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:41:26,947 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:41:26,947 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:41:26,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:41:26,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:41:26,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:41:26,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:41:26,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:41:26,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:41:26,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:41:26,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:41:26,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:41:26,950 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 [2021-10-28 23:41:27,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:41:27,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:41:27,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:41:27,320 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:41:27,322 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:41:27,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-28 23:41:27,430 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data/4a769c33d/1786b01d618b4df9a28a1762945fab1f/FLAG48bf5fcd0 [2021-10-28 23:41:28,116 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:41:28,117 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-28 23:41:28,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data/4a769c33d/1786b01d618b4df9a28a1762945fab1f/FLAG48bf5fcd0 [2021-10-28 23:41:28,337 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data/4a769c33d/1786b01d618b4df9a28a1762945fab1f [2021-10-28 23:41:28,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:41:28,349 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:41:28,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:41:28,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:41:28,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:41:28,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:41:28" (1/1) ... [2021-10-28 23:41:28,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac3ec6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:28, skipping insertion in model container [2021-10-28 23:41:28,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:41:28" (1/1) ... [2021-10-28 23:41:28,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:41:28,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:41:29,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:41:29,059 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) [2021-10-28 23:41:29,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a63e15f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:29, skipping insertion in model container [2021-10-28 23:41:29,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:41:29,061 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:41:29,064 INFO L168 Benchmark]: Toolchain (without parser) took 712.78 ms. Allocated memory is still 127.9 MB. Free memory was 86.9 MB in the beginning and 98.6 MB in the end (delta: -11.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:29,066 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 127.9 MB. Free memory was 105.4 MB in the beginning and 105.3 MB in the end (delta: 134.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:41:29,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.44 ms. Allocated memory is still 127.9 MB. Free memory was 86.7 MB in the beginning and 98.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:29,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 127.9 MB. Free memory was 105.4 MB in the beginning and 105.3 MB in the end (delta: 134.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 702.44 ms. Allocated memory is still 127.9 MB. Free memory was 86.7 MB in the beginning and 98.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 8.4 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-b2eff8b [2021-10-28 23:41:31,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:41:31,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:41:31,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:41:31,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:41:31,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:41:31,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:41:31,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:41:31,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:41:31,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:41:31,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:41:31,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:41:31,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:41:31,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:41:31,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:41:31,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:41:31,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:41:31,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:41:31,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:41:31,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:41:31,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:41:31,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:41:31,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:41:31,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:41:31,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:41:31,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:41:31,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:41:31,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:41:31,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:41:31,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:41:31,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:41:31,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:41:31,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:41:31,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:41:31,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:41:31,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:41:31,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:41:31,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:41:31,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:41:31,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:41:31,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:41:31,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-28 23:41:31,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:41:31,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:41:31,978 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:41:31,979 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:41:31,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:41:31,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:41:31,981 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:41:31,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:41:31,981 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:41:31,981 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:41:31,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:41:31,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:41:31,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:41:31,982 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:41:31,983 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:41:31,983 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:41:31,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:41:31,983 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:41:31,983 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:41:31,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:41:31,984 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:41:31,984 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:41:31,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:41:31,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:41:31,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:41:31,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:41:31,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:41:31,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:41:31,986 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:41:31,986 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:41:31,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:41:31,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:41:31,987 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 [2021-10-28 23:41:32,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:41:32,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:41:32,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:41:32,514 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:41:32,515 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:41:32,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-28 23:41:32,621 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data/346f2bd87/e962bd2432ad452285a3dbc7421228e8/FLAG1e2970b7f [2021-10-28 23:41:33,505 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:41:33,512 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-28 23:41:33,539 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data/346f2bd87/e962bd2432ad452285a3dbc7421228e8/FLAG1e2970b7f [2021-10-28 23:41:33,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/data/346f2bd87/e962bd2432ad452285a3dbc7421228e8 [2021-10-28 23:41:33,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:41:33,750 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:41:33,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:41:33,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:41:33,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:41:33,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:41:33" (1/1) ... [2021-10-28 23:41:33,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37e042db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:33, skipping insertion in model container [2021-10-28 23:41:33,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:41:33" (1/1) ... [2021-10-28 23:41:33,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:41:33,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:41:34,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:41:34,403 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-28 23:41:34,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:41:34,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:41:34,538 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:41:34,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:41:34,686 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:41:34,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34 WrapperNode [2021-10-28 23:41:34,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:41:34,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:41:34,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:41:34,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:41:34,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (1/1) ... [2021-10-28 23:41:34,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (1/1) ... [2021-10-28 23:41:34,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (1/1) ... [2021-10-28 23:41:34,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (1/1) ... [2021-10-28 23:41:34,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (1/1) ... [2021-10-28 23:41:34,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (1/1) ... [2021-10-28 23:41:34,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (1/1) ... [2021-10-28 23:41:34,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:41:34,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:41:34,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:41:34,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:41:34,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (1/1) ... [2021-10-28 23:41:34,910 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:41:34,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:34,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:34,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:41:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-28 23:41:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:41:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-28 23:41:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2021-10-28 23:41:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-10-28 23:41:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-10-28 23:41:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-10-28 23:41:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-10-28 23:41:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-10-28 23:41:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2021-10-28 23:41:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2021-10-28 23:41:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-28 23:41:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-10-28 23:41:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2021-10-28 23:41:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2021-10-28 23:41:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2021-10-28 23:41:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2021-10-28 23:41:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2021-10-28 23:41:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2021-10-28 23:41:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2021-10-28 23:41:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2021-10-28 23:41:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2021-10-28 23:41:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2021-10-28 23:41:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2021-10-28 23:41:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-10-28 23:41:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-10-28 23:41:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2021-10-28 23:41:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2021-10-28 23:41:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2021-10-28 23:41:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2021-10-28 23:41:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2021-10-28 23:41:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2021-10-28 23:41:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2021-10-28 23:41:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2021-10-28 23:41:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2021-10-28 23:41:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2021-10-28 23:41:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2021-10-28 23:41:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2021-10-28 23:41:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2021-10-28 23:41:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2021-10-28 23:41:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-28 23:41:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-28 23:41:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2021-10-28 23:41:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2021-10-28 23:41:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-28 23:41:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-10-28 23:41:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-10-28 23:41:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-10-28 23:41:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-10-28 23:41:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-10-28 23:41:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-10-28 23:41:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-10-28 23:41:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-10-28 23:41:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-10-28 23:41:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-10-28 23:41:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-10-28 23:41:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-10-28 23:41:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-10-28 23:41:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-10-28 23:41:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-10-28 23:41:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-10-28 23:41:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-10-28 23:41:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-10-28 23:41:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-10-28 23:41:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-10-28 23:41:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-10-28 23:41:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-10-28 23:41:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-10-28 23:41:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-10-28 23:41:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-10-28 23:41:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-10-28 23:41:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-10-28 23:41:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-10-28 23:41:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-10-28 23:41:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-10-28 23:41:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-10-28 23:41:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-10-28 23:41:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-10-28 23:41:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-10-28 23:41:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-10-28 23:41:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-10-28 23:41:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-10-28 23:41:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-10-28 23:41:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-10-28 23:41:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-10-28 23:41:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-10-28 23:41:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-10-28 23:41:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-10-28 23:41:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-10-28 23:41:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-10-28 23:41:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-10-28 23:41:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-10-28 23:41:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-10-28 23:41:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-10-28 23:41:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-10-28 23:41:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-10-28 23:41:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-10-28 23:41:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-10-28 23:41:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-10-28 23:41:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-10-28 23:41:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-10-28 23:41:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-10-28 23:41:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-10-28 23:41:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-10-28 23:41:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-10-28 23:41:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-10-28 23:41:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-10-28 23:41:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-10-28 23:41:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-10-28 23:41:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-10-28 23:41:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-10-28 23:41:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-28 23:41:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-10-28 23:41:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-10-28 23:41:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-10-28 23:41:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-10-28 23:41:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-10-28 23:41:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-10-28 23:41:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-10-28 23:41:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-10-28 23:41:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-10-28 23:41:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-10-28 23:41:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-10-28 23:41:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-10-28 23:41:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-10-28 23:41:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-10-28 23:41:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-10-28 23:41:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-10-28 23:41:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-10-28 23:41:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-10-28 23:41:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-10-28 23:41:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-10-28 23:41:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-10-28 23:41:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-10-28 23:41:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-10-28 23:41:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-10-28 23:41:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-10-28 23:41:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-10-28 23:41:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-10-28 23:41:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-10-28 23:41:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-10-28 23:41:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-10-28 23:41:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-10-28 23:41:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-10-28 23:41:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-10-28 23:41:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-10-28 23:41:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-10-28 23:41:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-10-28 23:41:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-10-28 23:41:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-10-28 23:41:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-10-28 23:41:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-10-28 23:41:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-10-28 23:41:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-10-28 23:41:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-10-28 23:41:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-10-28 23:41:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-28 23:41:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2021-10-28 23:41:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2021-10-28 23:41:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-10-28 23:41:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-10-28 23:41:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-28 23:41:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:41:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-10-28 23:41:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-10-28 23:41:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2021-10-28 23:41:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:41:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2021-10-28 23:41:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2021-10-28 23:41:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2021-10-28 23:41:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:41:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2021-10-28 23:41:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2021-10-28 23:41:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2021-10-28 23:41:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2021-10-28 23:41:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-10-28 23:41:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2021-10-28 23:41:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:41:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2021-10-28 23:41:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2021-10-28 23:41:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-10-28 23:41:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-10-28 23:41:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2021-10-28 23:41:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-28 23:41:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-28 23:41:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2021-10-28 23:41:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2021-10-28 23:41:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-28 23:41:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2021-10-28 23:41:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2021-10-28 23:41:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2021-10-28 23:41:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2021-10-28 23:41:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2021-10-28 23:41:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2021-10-28 23:41:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2021-10-28 23:41:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2021-10-28 23:41:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2021-10-28 23:41:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2021-10-28 23:41:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2021-10-28 23:41:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-10-28 23:41:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-28 23:41:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-28 23:41:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2021-10-28 23:41:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2021-10-28 23:41:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-28 23:41:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-28 23:41:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:41:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:41:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:41:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2021-10-28 23:41:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 23:41:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-28 23:41:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-28 23:41:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-28 23:41:35,882 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 23:41:36,311 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 23:41:36,717 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:41:36,717 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-10-28 23:41:36,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:41:36 BoogieIcfgContainer [2021-10-28 23:41:36,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:41:36,727 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:41:36,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:41:36,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:41:36,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:41:33" (1/3) ... [2021-10-28 23:41:36,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6937c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:41:36, skipping insertion in model container [2021-10-28 23:41:36,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:41:34" (2/3) ... [2021-10-28 23:41:36,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6937c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:41:36, skipping insertion in model container [2021-10-28 23:41:36,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:41:36" (3/3) ... [2021-10-28 23:41:36,737 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test21-1.i [2021-10-28 23:41:36,743 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:41:36,744 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2021-10-28 23:41:36,816 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:41:36,825 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:41:36,825 INFO L340 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2021-10-28 23:41:36,850 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) [2021-10-28 23:41:36,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 23:41:36,881 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:41:36,882 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:36,882 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)] === [2021-10-28 23:41:36,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:36,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1349539649, now seen corresponding path program 1 times [2021-10-28 23:41:36,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:41:36,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1538436909] [2021-10-28 23:41:36,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:36,907 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:41:36,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:41:36,917 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:41:36,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 23:41:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:41:37,147 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:41:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:41:37,240 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-28 23:41:37,243 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 23:41:37,245 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ENSURES_VIOLATIONMEMORY_LEAK [2021-10-28 23:41:37,247 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,248 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,249 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr2REQUIRES_VIOLATION [2021-10-28 23:41:37,250 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr3REQUIRES_VIOLATION [2021-10-28 23:41:37,250 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,250 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION [2021-10-28 23:41:37,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION [2021-10-28 23:41:37,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr2REQUIRES_VIOLATION [2021-10-28 23:41:37,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr3REQUIRES_VIOLATION [2021-10-28 23:41:37,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr4REQUIRES_VIOLATION [2021-10-28 23:41:37,253 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr5REQUIRES_VIOLATION [2021-10-28 23:41:37,253 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr6REQUIRES_VIOLATION [2021-10-28 23:41:37,253 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr7REQUIRES_VIOLATION [2021-10-28 23:41:37,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,255 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,255 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr2REQUIRES_VIOLATION [2021-10-28 23:41:37,255 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr3REQUIRES_VIOLATION [2021-10-28 23:41:37,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr2REQUIRES_VIOLATION [2021-10-28 23:41:37,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr3REQUIRES_VIOLATION [2021-10-28 23:41:37,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,258 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,258 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr2REQUIRES_VIOLATION [2021-10-28 23:41:37,258 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr3REQUIRES_VIOLATION [2021-10-28 23:41:37,259 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr4REQUIRES_VIOLATION [2021-10-28 23:41:37,259 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr5REQUIRES_VIOLATION [2021-10-28 23:41:37,259 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,260 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,260 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,260 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,260 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,262 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,262 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,262 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr2REQUIRES_VIOLATION [2021-10-28 23:41:37,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr3REQUIRES_VIOLATION [2021-10-28 23:41:37,264 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr4REQUIRES_VIOLATION [2021-10-28 23:41:37,264 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr5REQUIRES_VIOLATION [2021-10-28 23:41:37,264 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,264 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,265 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,265 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,266 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,266 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,266 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,266 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 23:41:37,267 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,267 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,267 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,268 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,268 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr2REQUIRES_VIOLATION [2021-10-28 23:41:37,268 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr3REQUIRES_VIOLATION [2021-10-28 23:41:37,269 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr0REQUIRES_VIOLATION [2021-10-28 23:41:37,269 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr1REQUIRES_VIOLATION [2021-10-28 23:41:37,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:41:37,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:41:37,487 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-10-28 23:41:37,491 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:41:37,509 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2021-10-28 23:41:37,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:41:37 BoogieIcfgContainer [2021-10-28 23:41:37,524 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:41:37,525 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:41:37,525 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:41:37,525 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:41:37,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:41:36" (3/4) ... [2021-10-28 23:41:37,530 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:41:37,530 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:41:37,533 INFO L168 Benchmark]: Toolchain (without parser) took 3780.91 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 36.7 MB in the beginning and 44.8 MB in the end (delta: -8.1 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:37,533 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 60.8 MB. Free memory was 40.6 MB in the beginning and 40.5 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:41:37,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 935.09 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 36.6 MB in the beginning and 56.6 MB in the end (delta: -20.0 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:37,535 INFO L168 Benchmark]: Boogie Preprocessor took 202.88 ms. Allocated memory is still 77.6 MB. Free memory was 56.6 MB in the beginning and 51.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:37,536 INFO L168 Benchmark]: RCFGBuilder took 1829.78 ms. Allocated memory is still 77.6 MB. Free memory was 51.9 MB in the beginning and 46.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:37,537 INFO L168 Benchmark]: TraceAbstraction took 796.80 ms. Allocated memory is still 77.6 MB. Free memory was 46.5 MB in the beginning and 45.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:37,538 INFO L168 Benchmark]: Witness Printer took 5.18 ms. Allocated memory is still 77.6 MB. Free memory was 45.4 MB in the beginning and 44.8 MB in the end (delta: 593.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:41:37,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 60.8 MB. Free memory was 40.6 MB in the beginning and 40.5 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 935.09 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 36.6 MB in the beginning and 56.6 MB in the end (delta: -20.0 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 202.88 ms. Allocated memory is still 77.6 MB. Free memory was 56.6 MB in the beginning and 51.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1829.78 ms. Allocated memory is still 77.6 MB. Free memory was 51.9 MB in the beginning and 46.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 796.80 ms. Allocated memory is still 77.6 MB. Free memory was 46.5 MB in the beginning and 45.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.2 MB. Max. memory is 16.1 GB. * Witness Printer took 5.18 ms. Allocated memory is still 77.6 MB. Free memory was 45.4 MB in the beginning and 44.8 MB in the end (delta: 593.9 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s 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, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s 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 [2021-10-28 23:41:37,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24efa0-a6bf-4f54-a3b1-8e6c1619ab37/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...