./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7619b94c95edf7a1d85f42db59dce2bf3c10f3b9 ................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7619b94c95edf7a1d85f42db59dce2bf3c10f3b9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:21:55,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:21:55,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:21:55,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:21:55,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:21:55,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:21:55,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:21:55,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:21:55,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:21:55,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:21:55,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:21:55,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:21:55,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:21:55,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:21:55,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:21:55,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:21:55,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:21:55,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:21:55,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:21:55,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:21:55,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:21:55,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:21:55,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:21:55,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:21:55,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:21:55,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:21:55,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:21:55,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:21:55,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:21:55,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:21:55,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:21:55,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:21:55,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:21:55,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:21:55,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:21:55,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:21:55,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:21:55,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:21:55,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:21:55,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:21:55,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:21:55,869 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-11 00:21:55,894 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:21:55,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:21:55,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:21:55,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:21:55,898 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:21:55,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:21:55,898 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:21:55,899 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:21:55,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:21:55,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:21:55,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:21:55,904 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 00:21:55,904 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 00:21:55,905 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 00:21:55,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:21:55,905 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 00:21:55,905 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:21:55,905 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:21:55,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:21:55,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:21:55,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:21:55,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:55,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:21:55,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:21:55,907 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:21:55,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:21:55,908 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:21:55,908 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_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7619b94c95edf7a1d85f42db59dce2bf3c10f3b9 [2021-10-11 00:21:56,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:21:56,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:21:56,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:21:56,219 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:21:56,220 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:21:56,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2021-10-11 00:21:56,299 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data/03aceca6d/b3e5dc3fac0b43d1b8a62a14f3fd3b73/FLAGc3a369100 [2021-10-11 00:21:56,992 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:21:56,993 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2021-10-11 00:21:57,013 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data/03aceca6d/b3e5dc3fac0b43d1b8a62a14f3fd3b73/FLAGc3a369100 [2021-10-11 00:21:57,206 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data/03aceca6d/b3e5dc3fac0b43d1b8a62a14f3fd3b73 [2021-10-11 00:21:57,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:21:57,210 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-11 00:21:57,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:57,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:21:57,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:21:57,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1722b022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57, skipping insertion in model container [2021-10-11 00:21:57,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:21:57,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:21:57,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:57,923 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) [2021-10-11 00:21:57,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b827b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57, skipping insertion in model container [2021-10-11 00:21:57,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:57,926 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-11 00:21:57,929 INFO L168 Benchmark]: Toolchain (without parser) took 716.90 ms. Allocated memory is still 107.0 MB. Free memory was 66.7 MB in the beginning and 79.4 MB in the end (delta: -12.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:57,931 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 107.0 MB. Free memory is still 84.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:21:57,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 710.51 ms. Allocated memory is still 107.0 MB. Free memory was 66.5 MB in the beginning and 79.4 MB in the end (delta: -13.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:57,935 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 107.0 MB. Free memory is still 84.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 710.51 ms. Allocated memory is still 107.0 MB. Free memory was 66.5 MB in the beginning and 79.4 MB in the end (delta: -13.0 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 0.2.0-7b2dab5 [2021-10-11 00:22:00,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:22:00,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:22:00,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:22:00,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:22:00,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:22:00,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:22:00,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:22:00,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:22:00,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:22:00,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:22:00,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:22:00,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:22:00,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:22:00,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:22:00,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:22:00,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:22:00,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:22:00,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:22:00,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:22:00,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:22:00,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:22:00,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:22:00,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:22:00,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:22:00,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:22:00,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:22:00,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:22:00,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:22:00,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:22:00,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:22:00,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:22:00,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:22:00,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:22:00,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:22:00,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:22:00,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:22:00,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:22:00,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:22:00,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:22:00,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:22:00,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-11 00:22:00,470 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:22:00,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:22:00,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:22:00,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:22:00,472 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:22:00,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:22:00,473 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:22:00,473 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:22:00,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:22:00,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:22:00,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:22:00,474 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 00:22:00,474 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 00:22:00,474 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 00:22:00,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:22:00,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 00:22:00,475 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:22:00,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:22:00,475 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:22:00,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:22:00,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:22:00,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:22:00,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:22:00,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:22:00,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:22:00,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:22:00,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:22:00,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:22:00,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:22:00,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:22:00,478 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_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7619b94c95edf7a1d85f42db59dce2bf3c10f3b9 [2021-10-11 00:22:00,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:22:00,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:22:00,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:22:00,857 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:22:00,858 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:22:00,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2021-10-11 00:22:00,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data/798154a35/88e058262d484f6eaea8085b780ea0aa/FLAGa2e7d2877 [2021-10-11 00:22:01,684 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:22:01,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2021-10-11 00:22:01,700 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data/798154a35/88e058262d484f6eaea8085b780ea0aa/FLAGa2e7d2877 [2021-10-11 00:22:01,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/data/798154a35/88e058262d484f6eaea8085b780ea0aa [2021-10-11 00:22:01,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:22:01,938 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-11 00:22:01,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:01,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:22:01,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:22:01,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:01" (1/1) ... [2021-10-11 00:22:01,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c0fe0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:01, skipping insertion in model container [2021-10-11 00:22:01,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:01" (1/1) ... [2021-10-11 00:22:01,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:22:02,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:22:02,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:02,424 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 00:22:02,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:22:02,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:02,549 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:22:02,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:02,745 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:22:02,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02 WrapperNode [2021-10-11 00:22:02,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:02,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:22:02,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:22:02,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:22:02,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (1/1) ... [2021-10-11 00:22:02,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (1/1) ... [2021-10-11 00:22:02,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (1/1) ... [2021-10-11 00:22:02,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (1/1) ... [2021-10-11 00:22:02,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (1/1) ... [2021-10-11 00:22:02,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (1/1) ... [2021-10-11 00:22:02,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (1/1) ... [2021-10-11 00:22:02,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:22:02,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:22:02,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:22:02,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:22:02,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:22:03,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-11 00:22:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:22:03,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-11 00:22:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2021-10-11 00:22:03,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-10-11 00:22:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-10-11 00:22:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-10-11 00:22:03,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-10-11 00:22:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-10-11 00:22:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2021-10-11 00:22:03,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2021-10-11 00:22:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-11 00:22:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-10-11 00:22:03,040 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2021-10-11 00:22:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2021-10-11 00:22:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2021-10-11 00:22:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2021-10-11 00:22:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2021-10-11 00:22:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2021-10-11 00:22:03,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2021-10-11 00:22:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2021-10-11 00:22:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2021-10-11 00:22:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2021-10-11 00:22:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2021-10-11 00:22:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-10-11 00:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-10-11 00:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2021-10-11 00:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2021-10-11 00:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2021-10-11 00:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2021-10-11 00:22:03,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2021-10-11 00:22:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2021-10-11 00:22:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2021-10-11 00:22:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2021-10-11 00:22:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2021-10-11 00:22:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2021-10-11 00:22:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2021-10-11 00:22:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2021-10-11 00:22:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2021-10-11 00:22:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2021-10-11 00:22:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-11 00:22:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-11 00:22:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure f5 [2021-10-11 00:22:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure g5 [2021-10-11 00:22:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2021-10-11 00:22:03,046 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-11 00:22:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-10-11 00:22:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-10-11 00:22:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-10-11 00:22:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-10-11 00:22:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-10-11 00:22:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-10-11 00:22:03,048 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-10-11 00:22:03,049 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-10-11 00:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-10-11 00:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-10-11 00:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-10-11 00:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-10-11 00:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-10-11 00:22:03,050 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-10-11 00:22:03,051 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-10-11 00:22:03,051 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-10-11 00:22:03,051 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-10-11 00:22:03,051 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-10-11 00:22:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-10-11 00:22:03,052 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-10-11 00:22:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-10-11 00:22:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-10-11 00:22:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-10-11 00:22:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-10-11 00:22:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-10-11 00:22:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-10-11 00:22:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-10-11 00:22:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-10-11 00:22:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-10-11 00:22:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-10-11 00:22:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-10-11 00:22:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-10-11 00:22:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-10-11 00:22:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-10-11 00:22:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-10-11 00:22:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-10-11 00:22:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-10-11 00:22:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-10-11 00:22:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-10-11 00:22:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-10-11 00:22:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-10-11 00:22:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-10-11 00:22:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-10-11 00:22:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-10-11 00:22:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-10-11 00:22:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-10-11 00:22:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-10-11 00:22:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-10-11 00:22:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-10-11 00:22:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-10-11 00:22:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-10-11 00:22:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-10-11 00:22:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-10-11 00:22:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-10-11 00:22:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-10-11 00:22:03,061 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-10-11 00:22:03,061 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-10-11 00:22:03,061 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-10-11 00:22:03,061 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-10-11 00:22:03,061 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-10-11 00:22:03,062 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-10-11 00:22:03,062 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-10-11 00:22:03,062 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-10-11 00:22:03,062 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-10-11 00:22:03,062 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-10-11 00:22:03,063 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-10-11 00:22:03,063 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-11 00:22:03,064 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-10-11 00:22:03,064 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-10-11 00:22:03,064 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-10-11 00:22:03,064 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-10-11 00:22:03,065 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-10-11 00:22:03,065 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-10-11 00:22:03,065 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-10-11 00:22:03,065 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-10-11 00:22:03,065 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-10-11 00:22:03,065 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-10-11 00:22:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-10-11 00:22:03,066 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-10-11 00:22:03,067 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-10-11 00:22:03,068 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-10-11 00:22:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-10-11 00:22:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-10-11 00:22:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-10-11 00:22:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-10-11 00:22:03,071 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-10-11 00:22:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-10-11 00:22:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-10-11 00:22:03,072 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-10-11 00:22:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-10-11 00:22:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-10-11 00:22:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-10-11 00:22:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-10-11 00:22:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-10-11 00:22:03,081 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-10-11 00:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-10-11 00:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-10-11 00:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-10-11 00:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-10-11 00:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-10-11 00:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-10-11 00:22:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-10-11 00:22:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-10-11 00:22:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-10-11 00:22:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-10-11 00:22:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-10-11 00:22:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-10-11 00:22:03,083 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-10-11 00:22:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-10-11 00:22:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-10-11 00:22:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-10-11 00:22:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-11 00:22:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2021-10-11 00:22:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2021-10-11 00:22:03,084 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-10-11 00:22:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-10-11 00:22:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-11 00:22:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 00:22:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-10-11 00:22:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-10-11 00:22:03,085 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2021-10-11 00:22:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-11 00:22:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2021-10-11 00:22:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2021-10-11 00:22:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2021-10-11 00:22:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-11 00:22:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2021-10-11 00:22:03,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2021-10-11 00:22:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2021-10-11 00:22:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2021-10-11 00:22:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-10-11 00:22:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2021-10-11 00:22:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:22:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2021-10-11 00:22:03,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2021-10-11 00:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-10-11 00:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-10-11 00:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2021-10-11 00:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 00:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 00:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2021-10-11 00:22:03,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2021-10-11 00:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-11 00:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2021-10-11 00:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2021-10-11 00:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2021-10-11 00:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2021-10-11 00:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2021-10-11 00:22:03,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2021-10-11 00:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2021-10-11 00:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2021-10-11 00:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2021-10-11 00:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2021-10-11 00:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2021-10-11 00:22:03,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-10-11 00:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-11 00:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-11 00:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure f5 [2021-10-11 00:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure g5 [2021-10-11 00:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2021-10-11 00:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-11 00:22:03,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-11 00:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-11 00:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2021-10-11 00:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-11 00:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-11 00:22:03,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-11 00:22:03,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-11 00:22:04,035 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-11 00:22:04,517 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-11 00:22:04,923 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:22:04,924 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-10-11 00:22:04,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:04 BoogieIcfgContainer [2021-10-11 00:22:04,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:22:04,930 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:22:04,930 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:22:04,933 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:22:04,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:22:01" (1/3) ... [2021-10-11 00:22:04,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf8ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:22:04, skipping insertion in model container [2021-10-11 00:22:04,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:02" (2/3) ... [2021-10-11 00:22:04,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf8ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:22:04, skipping insertion in model container [2021-10-11 00:22:04,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:04" (3/3) ... [2021-10-11 00:22:04,938 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test5_2.i [2021-10-11 00:22:04,955 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:22:04,960 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2021-10-11 00:22:04,973 INFO L253 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2021-10-11 00:22:04,998 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:22:04,999 INFO L378 AbstractCegarLoop]: Hoare is false [2021-10-11 00:22:04,999 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:22:04,999 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:22:04,999 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:22:04,999 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:22:05,000 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:22:05,000 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:22:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2021-10-11 00:22:05,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 00:22:05,029 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:05,030 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:05,031 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2021-10-11 00:22:05,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:05,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1865659629, now seen corresponding path program 1 times [2021-10-11 00:22:05,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:22:05,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [134167323] [2021-10-11 00:22:05,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 00:22:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:05,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-11 00:22:05,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:05,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:05,603 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:22:05,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [134167323] [2021-10-11 00:22:05,605 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:05,605 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 00:22:05,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953082202] [2021-10-11 00:22:05,611 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 00:22:05,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:22:05,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:22:05,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:22:05,634 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 7 states. [2021-10-11 00:22:05,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:05,735 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2021-10-11 00:22:05,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:22:05,737 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2021-10-11 00:22:05,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:05,749 INFO L225 Difference]: With dead ends: 28 [2021-10-11 00:22:05,749 INFO L226 Difference]: Without dead ends: 25 [2021-10-11 00:22:05,752 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:22:05,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-10-11 00:22:05,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-10-11 00:22:05,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-10-11 00:22:05,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2021-10-11 00:22:05,791 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 20 [2021-10-11 00:22:05,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:05,791 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2021-10-11 00:22:05,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 00:22:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2021-10-11 00:22:05,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:22:05,793 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:05,793 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:06,013 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 00:22:06,014 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2021-10-11 00:22:06,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:06,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1573100356, now seen corresponding path program 1 times [2021-10-11 00:22:06,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:22:06,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [836973804] [2021-10-11 00:22:06,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e585568b-3aaa-48e0-92f7-805bc759f1b6/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 00:22:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:06,261 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:06,297 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:06,329 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-11 00:22:06,330 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:22:06,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 00:22:06,564 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2021-10-11 00:22:06,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:22:06 BoogieIcfgContainer [2021-10-11 00:22:06,586 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:22:06,587 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:22:06,587 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:22:06,587 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:22:06,588 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:04" (3/4) ... [2021-10-11 00:22:06,592 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:22:06,592 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:22:06,594 INFO L168 Benchmark]: Toolchain (without parser) took 4654.95 ms. Allocated memory was 58.7 MB in the beginning and 98.6 MB in the end (delta: 39.8 MB). Free memory was 35.5 MB in the beginning and 63.6 MB in the end (delta: -28.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:06,595 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 58.7 MB. Free memory was 39.6 MB in the beginning and 39.6 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:06,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 807.40 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.3 MB in the beginning and 55.8 MB in the end (delta: -20.5 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:06,596 INFO L168 Benchmark]: Boogie Preprocessor took 169.59 ms. Allocated memory is still 75.5 MB. Free memory was 55.8 MB in the beginning and 51.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:06,597 INFO L168 Benchmark]: RCFGBuilder took 2010.25 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 50.7 MB in the beginning and 65.8 MB in the end (delta: -15.0 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:06,598 INFO L168 Benchmark]: TraceAbstraction took 1656.83 ms. Allocated memory is still 98.6 MB. Free memory was 65.2 MB in the beginning and 63.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:06,599 INFO L168 Benchmark]: Witness Printer took 4.92 ms. Allocated memory is still 98.6 MB. Free memory is still 63.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:06,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 58.7 MB. Free memory was 39.6 MB in the beginning and 39.6 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 807.40 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 35.3 MB in the beginning and 55.8 MB in the end (delta: -20.5 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 169.59 ms. Allocated memory is still 75.5 MB. Free memory was 55.8 MB in the beginning and 51.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2010.25 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 50.7 MB in the beginning and 65.8 MB in the end (delta: -15.0 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1656.83 ms. Allocated memory is still 98.6 MB. Free memory was 65.2 MB in the beginning and 63.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.92 ms. Allocated memory is still 98.6 MB. Free memory is still 63.6 MB. 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: - UnprovableResult [Line: 770]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 770. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={3:0}] [L771] CALL entry_point() VAL [ldv_global_msg_list={3:0}] [L767] CALL, EXPR f5() VAL [ldv_global_msg_list={3:0}] [L758] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={3:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); VAL [\old(size)=4, \result={1:0}, ldv_global_msg_list={3:0}, malloc(size)={1:0}, size=4] [L758] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={3:0}, ldv_malloc(sizeof(int))={1:0}] [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L759] return 0; VAL [\result={0:0}, ldv_global_msg_list={3:0}, p={1:0}] [L767] RET, EXPR f5() VAL [f5()={0:0}, ldv_global_msg_list={3:0}] [L767] int *p = f5(); [L768] CALL g5(p) VAL [ldv_global_msg_list={3:0}, p={0:0}] [L762] COND FALSE !(\read(*p)) VAL [ldv_global_msg_list={3:0}, p={0:0}, p={0:0}] [L768] RET g5(p) VAL [ldv_global_msg_list={3:0}, p={0:0}] [L771] RET entry_point() VAL [ldv_global_msg_list={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 344 locations, 74 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 24 SDtfs, 6 SDslu, 113 SDs, 0 SdLazy, 18 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 1045 SizeOfPredicates, 2 NumberOfNonLiveVariables, 83 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 Received shutdown request...