./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be --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_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be --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-e943c26 [2021-10-21 19:56:53,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:56:53,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:56:53,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:56:53,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:56:53,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:56:53,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:56:53,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:56:53,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:56:53,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:56:53,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:56:53,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:56:53,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:56:53,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:56:53,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:56:53,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:56:53,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:56:53,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:56:53,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:56:53,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:56:53,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:56:53,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:56:53,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:56:53,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:56:53,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:56:53,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:56:53,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:56:53,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:56:53,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:56:53,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:56:53,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:56:53,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:56:53,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:56:53,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:56:53,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:56:53,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:56:53,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:56:53,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:56:53,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:56:53,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:56:53,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:56:53,833 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-21 19:56:53,884 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:56:53,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:56:53,890 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:56:53,890 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:56:53,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:56:53,901 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:56:53,901 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:56:53,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:56:53,902 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:56:53,902 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:56:53,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:56:53,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:56:53,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:56:53,904 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:56:53,905 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:56:53,905 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:56:53,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:56:53,906 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:56:53,906 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:56:53,906 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:56:53,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:56:53,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:56:53,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:56:53,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:56:53,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:56:53,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:56:53,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:56:53,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:56:53,909 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:56:53,909 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_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 [2021-10-21 19:56:54,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:56:54,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:56:54,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:56:54,310 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:56:54,312 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:56:54,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-21 19:56:54,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data/1255c9441/62ffbae7f9f44baf9719a4d4dcdf3ccf/FLAG1d970b1a7 [2021-10-21 19:56:55,098 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:56:55,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-21 19:56:55,152 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data/1255c9441/62ffbae7f9f44baf9719a4d4dcdf3ccf/FLAG1d970b1a7 [2021-10-21 19:56:55,320 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data/1255c9441/62ffbae7f9f44baf9719a4d4dcdf3ccf [2021-10-21 19:56:55,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:56:55,325 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:56:55,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:56:55,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:56:55,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:56:55,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:56:55" (1/1) ... [2021-10-21 19:56:55,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e76e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:56:55, skipping insertion in model container [2021-10-21 19:56:55,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:56:55" (1/1) ... [2021-10-21 19:56:55,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:56:55,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:56:56,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:56:56,074 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) [2021-10-21 19:56:56,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31031cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:56:56, skipping insertion in model container [2021-10-21 19:56:56,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:56:56,076 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:56:56,079 INFO L168 Benchmark]: Toolchain (without parser) took 752.01 ms. Allocated memory is still 113.2 MB. Free memory was 73.9 MB in the beginning and 84.1 MB in the end (delta: -10.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:56:56,080 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 113.2 MB. Free memory is still 91.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:56:56,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.36 ms. Allocated memory is still 113.2 MB. Free memory was 73.7 MB in the beginning and 84.1 MB in the end (delta: -10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:56:56,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 113.2 MB. Free memory is still 91.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 744.36 ms. Allocated memory is still 113.2 MB. Free memory was 73.7 MB in the beginning and 84.1 MB in the end (delta: -10.5 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-e943c26 [2021-10-21 19:56:59,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:56:59,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:56:59,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:56:59,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:56:59,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:56:59,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:56:59,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:56:59,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:56:59,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:56:59,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:56:59,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:56:59,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:56:59,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:56:59,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:56:59,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:56:59,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:56:59,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:56:59,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:56:59,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:56:59,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:56:59,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:56:59,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:56:59,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:56:59,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:56:59,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:56:59,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:56:59,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:56:59,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:56:59,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:56:59,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:56:59,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:56:59,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:56:59,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:56:59,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:56:59,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:56:59,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:56:59,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:56:59,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:56:59,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:56:59,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:56:59,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-21 19:56:59,392 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:56:59,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:56:59,396 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:56:59,396 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:56:59,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:56:59,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:56:59,399 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:56:59,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:56:59,400 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:56:59,400 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:56:59,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:56:59,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:56:59,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:56:59,403 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:56:59,403 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:56:59,403 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:56:59,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:56:59,404 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:56:59,404 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:56:59,404 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:56:59,405 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:56:59,405 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:56:59,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:56:59,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:56:59,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:56:59,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:56:59,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:56:59,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:56:59,407 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:56:59,408 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:56:59,408 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:56:59,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:56:59,409 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_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 [2021-10-21 19:56:59,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:57:00,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:57:00,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:57:00,020 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:57:00,021 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:57:00,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-21 19:57:00,115 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data/e769edd75/6828699396b740cc92349fcdd4b46bee/FLAGe0a283498 [2021-10-21 19:57:00,984 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:57:00,984 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-21 19:57:01,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data/e769edd75/6828699396b740cc92349fcdd4b46bee/FLAGe0a283498 [2021-10-21 19:57:01,198 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/data/e769edd75/6828699396b740cc92349fcdd4b46bee [2021-10-21 19:57:01,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:57:01,202 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:57:01,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:57:01,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:57:01,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:57:01,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:57:01" (1/1) ... [2021-10-21 19:57:01,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ccebc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:01, skipping insertion in model container [2021-10-21 19:57:01,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:57:01" (1/1) ... [2021-10-21 19:57:01,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:57:01,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:57:01,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:57:02,022 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-21 19:57:02,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:57:02,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:57:02,170 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:57:02,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:57:02,390 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:57:02,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02 WrapperNode [2021-10-21 19:57:02,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:57:02,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:57:02,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:57:02,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:57:02,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (1/1) ... [2021-10-21 19:57:02,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (1/1) ... [2021-10-21 19:57:02,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (1/1) ... [2021-10-21 19:57:02,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (1/1) ... [2021-10-21 19:57:02,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (1/1) ... [2021-10-21 19:57:02,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (1/1) ... [2021-10-21 19:57:02,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (1/1) ... [2021-10-21 19:57:02,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:57:02,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:57:02,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:57:02,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:57:02,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (1/1) ... [2021-10-21 19:57:02,617 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:57:02,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:57:02,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:57:02,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:57:02,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-21 19:57:02,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:57:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-21 19:57:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2021-10-21 19:57:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-10-21 19:57:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-10-21 19:57:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-10-21 19:57:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-10-21 19:57:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-10-21 19:57:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2021-10-21 19:57:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2021-10-21 19:57:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-21 19:57:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-10-21 19:57:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2021-10-21 19:57:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2021-10-21 19:57:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2021-10-21 19:57:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2021-10-21 19:57:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2021-10-21 19:57:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2021-10-21 19:57:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2021-10-21 19:57:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2021-10-21 19:57:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2021-10-21 19:57:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2021-10-21 19:57:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2021-10-21 19:57:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-10-21 19:57:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-10-21 19:57:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2021-10-21 19:57:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2021-10-21 19:57:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2021-10-21 19:57:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2021-10-21 19:57:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2021-10-21 19:57:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2021-10-21 19:57:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2021-10-21 19:57:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2021-10-21 19:57:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2021-10-21 19:57:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2021-10-21 19:57:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2021-10-21 19:57:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2021-10-21 19:57:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2021-10-21 19:57:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2021-10-21 19:57:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-21 19:57:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-21 19:57:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2021-10-21 19:57:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2021-10-21 19:57:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-21 19:57:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-10-21 19:57:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-10-21 19:57:02,725 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-10-21 19:57:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-10-21 19:57:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-10-21 19:57:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-10-21 19:57:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-10-21 19:57:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-10-21 19:57:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-10-21 19:57:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-10-21 19:57:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-10-21 19:57:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-10-21 19:57:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-10-21 19:57:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-10-21 19:57:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-10-21 19:57:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-10-21 19:57:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-10-21 19:57:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-10-21 19:57:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-10-21 19:57:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-10-21 19:57:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-10-21 19:57:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-10-21 19:57:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-10-21 19:57:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-10-21 19:57:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-10-21 19:57:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-10-21 19:57:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-10-21 19:57:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-10-21 19:57:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-10-21 19:57:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-10-21 19:57:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-10-21 19:57:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-10-21 19:57:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-10-21 19:57:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-10-21 19:57:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-10-21 19:57:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-10-21 19:57:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-10-21 19:57:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-10-21 19:57:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-10-21 19:57:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-10-21 19:57:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-10-21 19:57:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-10-21 19:57:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-10-21 19:57:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-10-21 19:57:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-10-21 19:57:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-10-21 19:57:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-10-21 19:57:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-10-21 19:57:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-10-21 19:57:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-10-21 19:57:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-10-21 19:57:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-10-21 19:57:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-10-21 19:57:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-10-21 19:57:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-10-21 19:57:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-10-21 19:57:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-10-21 19:57:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-10-21 19:57:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-10-21 19:57:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-10-21 19:57:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-10-21 19:57:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-10-21 19:57:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-10-21 19:57:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-10-21 19:57:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-10-21 19:57:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-10-21 19:57:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-21 19:57:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-10-21 19:57:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-10-21 19:57:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-10-21 19:57:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-10-21 19:57:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-10-21 19:57:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-10-21 19:57:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-10-21 19:57:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-10-21 19:57:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-10-21 19:57:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-10-21 19:57:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-10-21 19:57:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-10-21 19:57:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-10-21 19:57:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-10-21 19:57:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-10-21 19:57:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-10-21 19:57:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-10-21 19:57:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-10-21 19:57:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-10-21 19:57:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-10-21 19:57:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-10-21 19:57:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-10-21 19:57:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-10-21 19:57:02,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-10-21 19:57:02,758 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-10-21 19:57:02,758 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-10-21 19:57:02,758 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-10-21 19:57:02,758 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-10-21 19:57:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-10-21 19:57:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-10-21 19:57:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-10-21 19:57:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-10-21 19:57:02,760 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-10-21 19:57:02,760 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-10-21 19:57:02,760 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-10-21 19:57:02,760 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-10-21 19:57:02,760 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-10-21 19:57:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-10-21 19:57:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-10-21 19:57:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-10-21 19:57:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-10-21 19:57:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-10-21 19:57:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-10-21 19:57:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-10-21 19:57:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-21 19:57:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2021-10-21 19:57:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2021-10-21 19:57:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-10-21 19:57:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-10-21 19:57:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-21 19:57:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-21 19:57:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-10-21 19:57:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-10-21 19:57:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2021-10-21 19:57:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-21 19:57:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2021-10-21 19:57:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2021-10-21 19:57:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2021-10-21 19:57:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-21 19:57:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2021-10-21 19:57:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2021-10-21 19:57:02,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2021-10-21 19:57:02,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2021-10-21 19:57:02,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-10-21 19:57:02,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2021-10-21 19:57:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:57:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2021-10-21 19:57:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2021-10-21 19:57:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-10-21 19:57:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-10-21 19:57:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2021-10-21 19:57:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-21 19:57:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-21 19:57:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2021-10-21 19:57:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2021-10-21 19:57:02,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-21 19:57:02,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2021-10-21 19:57:02,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2021-10-21 19:57:02,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2021-10-21 19:57:02,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2021-10-21 19:57:02,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2021-10-21 19:57:02,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2021-10-21 19:57:02,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2021-10-21 19:57:02,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2021-10-21 19:57:02,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2021-10-21 19:57:02,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2021-10-21 19:57:02,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2021-10-21 19:57:02,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-10-21 19:57:02,774 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-21 19:57:02,774 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-21 19:57:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2021-10-21 19:57:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2021-10-21 19:57:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-21 19:57:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-21 19:57:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:57:02,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-21 19:57:02,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:57:02,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2021-10-21 19:57:02,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-21 19:57:02,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-21 19:57:02,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-21 19:57:02,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-21 19:57:03,512 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-21 19:57:03,964 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-21 19:57:04,358 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:57:04,358 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-10-21 19:57:04,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:57:04 BoogieIcfgContainer [2021-10-21 19:57:04,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:57:04,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:57:04,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:57:04,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:57:04,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:57:01" (1/3) ... [2021-10-21 19:57:04,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a48d57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:57:04, skipping insertion in model container [2021-10-21 19:57:04,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:57:02" (2/3) ... [2021-10-21 19:57:04,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a48d57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:57:04, skipping insertion in model container [2021-10-21 19:57:04,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:57:04" (3/3) ... [2021-10-21 19:57:04,380 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test21-1.i [2021-10-21 19:57:04,388 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:57:04,388 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2021-10-21 19:57:04,463 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:57:04,473 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 [2021-10-21 19:57:04,473 INFO L340 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2021-10-21 19:57:04,499 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) [2021-10-21 19:57:04,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-21 19:57:04,523 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:57:04,523 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:57:04,524 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)] === [2021-10-21 19:57:04,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:57:04,530 INFO L82 PathProgramCache]: Analyzing trace with hash -1349539649, now seen corresponding path program 1 times [2021-10-21 19:57:04,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-21 19:57:04,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [637991114] [2021-10-21 19:57:04,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:57:04,547 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-21 19:57:04,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/mathsat [2021-10-21 19:57:04,552 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-21 19:57:04,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-21 19:57:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:57:04,798 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:57:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:57:04,874 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-21 19:57:04,876 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-21 19:57:04,878 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ENSURES_VIOLATIONMEMORY_LEAK [2021-10-21 19:57:04,881 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,881 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,882 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,882 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,882 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,883 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,883 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr2REQUIRES_VIOLATION [2021-10-21 19:57:04,883 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr3REQUIRES_VIOLATION [2021-10-21 19:57:04,884 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,884 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,884 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION [2021-10-21 19:57:04,885 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION [2021-10-21 19:57:04,885 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,885 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,886 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr2REQUIRES_VIOLATION [2021-10-21 19:57:04,886 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr3REQUIRES_VIOLATION [2021-10-21 19:57:04,886 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr4REQUIRES_VIOLATION [2021-10-21 19:57:04,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr5REQUIRES_VIOLATION [2021-10-21 19:57:04,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr6REQUIRES_VIOLATION [2021-10-21 19:57:04,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr7REQUIRES_VIOLATION [2021-10-21 19:57:04,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,888 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,888 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,888 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,889 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr2REQUIRES_VIOLATION [2021-10-21 19:57:04,889 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr3REQUIRES_VIOLATION [2021-10-21 19:57:04,889 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,890 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,890 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr2REQUIRES_VIOLATION [2021-10-21 19:57:04,890 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr3REQUIRES_VIOLATION [2021-10-21 19:57:04,890 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,891 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,891 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,891 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,892 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr2REQUIRES_VIOLATION [2021-10-21 19:57:04,892 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr3REQUIRES_VIOLATION [2021-10-21 19:57:04,892 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr4REQUIRES_VIOLATION [2021-10-21 19:57:04,893 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr5REQUIRES_VIOLATION [2021-10-21 19:57:04,893 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,893 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,893 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,894 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,894 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,894 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,895 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,895 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,896 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,896 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,896 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,896 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,897 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr2REQUIRES_VIOLATION [2021-10-21 19:57:04,897 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr3REQUIRES_VIOLATION [2021-10-21 19:57:04,897 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr4REQUIRES_VIOLATION [2021-10-21 19:57:04,898 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr5REQUIRES_VIOLATION [2021-10-21 19:57:04,898 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,898 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,899 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,899 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,899 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,900 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,900 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,900 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:57:04,901 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,901 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,901 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,902 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,902 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr2REQUIRES_VIOLATION [2021-10-21 19:57:04,902 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr3REQUIRES_VIOLATION [2021-10-21 19:57:04,902 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr0REQUIRES_VIOLATION [2021-10-21 19:57:04,903 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr1REQUIRES_VIOLATION [2021-10-21 19:57:04,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-21 19:57:05,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 [2021-10-21 19:57:05,123 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:57:05,134 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2021-10-21 19:57:05,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:57:05 BoogieIcfgContainer [2021-10-21 19:57:05,165 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:57:05,166 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:57:05,167 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:57:05,167 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:57:05,168 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:57:04" (3/4) ... [2021-10-21 19:57:05,173 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:57:05,173 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:57:05,176 INFO L168 Benchmark]: Toolchain (without parser) took 3972.14 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 33.1 MB in the beginning and 34.0 MB in the end (delta: -942.8 kB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:57:05,177 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 56.6 MB. Free memory was 37.8 MB in the beginning and 37.8 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:57:05,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1176.38 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 33.0 MB in the beginning and 61.9 MB in the end (delta: -28.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:57:05,180 INFO L168 Benchmark]: Boogie Preprocessor took 206.83 ms. Allocated memory is still 81.8 MB. Free memory was 61.9 MB in the beginning and 57.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:57:05,181 INFO L168 Benchmark]: RCFGBuilder took 1764.19 ms. Allocated memory is still 81.8 MB. Free memory was 57.0 MB in the beginning and 58.0 MB in the end (delta: -942.2 kB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:57:05,182 INFO L168 Benchmark]: TraceAbstraction took 794.34 ms. Allocated memory is still 81.8 MB. Free memory was 57.6 MB in the beginning and 34.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:57:05,182 INFO L168 Benchmark]: Witness Printer took 7.19 ms. Allocated memory is still 81.8 MB. Free memory was 34.4 MB in the beginning and 34.0 MB in the end (delta: 427.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:57:05,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 56.6 MB. Free memory was 37.8 MB in the beginning and 37.8 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1176.38 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 33.0 MB in the beginning and 61.9 MB in the end (delta: -28.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 206.83 ms. Allocated memory is still 81.8 MB. Free memory was 61.9 MB in the beginning and 57.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1764.19 ms. Allocated memory is still 81.8 MB. Free memory was 57.0 MB in the beginning and 58.0 MB in the end (delta: -942.2 kB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 794.34 ms. Allocated memory is still 81.8 MB. Free memory was 57.6 MB in the beginning and 34.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Witness Printer took 7.19 ms. Allocated memory is still 81.8 MB. Free memory was 34.4 MB in the beginning and 34.0 MB in the end (delta: 427.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 772]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 772. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-2147483648:0}] [L773] CALL entry_point() VAL [ldv_global_msg_list={-2147483648:0}] [L770] CALL, EXPR alloc_21() VAL [ldv_global_msg_list={-2147483648:0}] [L762] CALL, EXPR ldv_malloc(sizeof(struct A21)) VAL [\old(size)=16, ldv_global_msg_list={-2147483648:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L762] RET, EXPR ldv_malloc(sizeof(struct A21)) VAL [ldv_global_msg_list={-2147483648:0}, ldv_malloc(sizeof(struct A21))={1:0}] [L762] struct A21 *p = (struct A21*)ldv_malloc(sizeof(struct A21)); [L763] COND TRUE \read(*p) [L764] return &p->dev; VAL [\result={1:4}, ldv_global_msg_list={-2147483648:0}, p={1:0}] [L770] RET, EXPR alloc_21() VAL [alloc_21()={1:4}, ldv_global_msg_list={-2147483648:0}] [L770] struct ldv_device *dev = alloc_21(); [L773] RET entry_point() VAL [ldv_global_msg_list={-2147483648:0}] - UnprovableResult [Line: 578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 658]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 658]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 660]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 660]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 540]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 540]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 541]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 541]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 548]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 548]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 549]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 549]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 550]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 550]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 623]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 623]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 666]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 666]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 668]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 668]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 559]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 559]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 619]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 619]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 588]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 588]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 563]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 563]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 334 locations, 71 error locations. Started 1 CEGAR loops. OverallTime: 661.0ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 28.6ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 20.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 26.2ms SsaConstructionTime, 48.1ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-21 19:57:05,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf7de5dd-e61a-4824-813c-f1f62854f278/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...