./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_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_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/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_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/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_b3d09e77-54d2-491b-9481-32030c7cb65d/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 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead ................................................................................................................................... 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_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/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_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/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_b3d09e77-54d2-491b-9481-32030c7cb65d/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 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:23:57,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:23:57,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:23:57,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:23:57,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:23:57,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:23:57,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:23:57,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:23:57,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:23:57,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:23:57,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:23:57,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:23:57,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:23:58,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:23:58,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:23:58,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:23:58,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:23:58,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:23:58,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:23:58,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:23:58,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:23:58,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:23:58,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:23:58,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:23:58,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:23:58,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:23:58,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:23:58,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:23:58,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:23:58,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:23:58,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:23:58,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:23:58,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:23:58,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:23:58,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:23:58,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:23:58,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:23:58,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:23:58,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:23:58,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:23:58,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:23:58,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-21 19:23:58,098 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:23:58,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:23:58,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:23:58,100 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:23:58,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:23:58,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:23:58,101 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:23:58,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:23:58,102 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:23:58,102 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:23:58,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:23:58,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:23:58,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:23:58,104 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:23:58,104 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:23:58,104 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:23:58,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:23:58,105 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:23:58,105 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:23:58,105 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:23:58,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:23:58,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:23:58,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:23:58,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:23:58,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:23:58,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:23:58,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:23:58,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:23:58,107 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:23:58,107 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_b3d09e77-54d2-491b-9481-32030c7cb65d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead [2021-10-21 19:23:58,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:23:58,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:23:58,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:23:58,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:23:58,420 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:23:58,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2021-10-21 19:23:58,483 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data/2c22ee0a2/1dafce4485b944219c6ea5f29bdf8db2/FLAG13ad6afdc [2021-10-21 19:23:59,052 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:23:59,053 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2021-10-21 19:23:59,068 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data/2c22ee0a2/1dafce4485b944219c6ea5f29bdf8db2/FLAG13ad6afdc [2021-10-21 19:23:59,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data/2c22ee0a2/1dafce4485b944219c6ea5f29bdf8db2 [2021-10-21 19:23:59,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:23:59,334 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:23:59,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:23:59,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:23:59,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:23:59,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:23:59" (1/1) ... [2021-10-21 19:23:59,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@134506a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:23:59, skipping insertion in model container [2021-10-21 19:23:59,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:23:59" (1/1) ... [2021-10-21 19:23:59,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:23:59,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:23:59,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:23:59,891 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 19:23:59,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@435de095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:23:59, skipping insertion in model container [2021-10-21 19:23:59,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:23:59,894 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 19:23:59,897 INFO L168 Benchmark]: Toolchain (without parser) took 560.66 ms. Allocated memory is still 88.1 MB. Free memory was 67.1 MB in the beginning and 61.1 MB in the end (delta: 6.1 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:23:59,897 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 88.1 MB. Free memory is still 64.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:23:59,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.96 ms. Allocated memory is still 88.1 MB. Free memory was 67.0 MB in the beginning and 61.1 MB in the end (delta: 5.9 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:23:59,901 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 88.1 MB. Free memory is still 64.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 557.96 ms. Allocated memory is still 88.1 MB. Free memory was 67.0 MB in the beginning and 61.1 MB in the end (delta: 5.9 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:24:02,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:24:02,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:24:02,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:24:02,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:24:02,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:24:02,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:24:02,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:24:02,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:24:02,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:24:02,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:24:02,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:24:02,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:24:02,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:24:02,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:24:02,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:24:02,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:24:02,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:24:02,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:24:02,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:24:02,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:24:02,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:24:02,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:24:02,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:24:02,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:24:02,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:24:02,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:24:02,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:24:02,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:24:02,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:24:02,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:24:02,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:24:02,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:24:02,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:24:02,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:24:02,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:24:02,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:24:02,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:24:02,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:24:02,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:24:02,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:24:02,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-21 19:24:02,307 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:24:02,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:24:02,308 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:24:02,308 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:24:02,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:24:02,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:24:02,310 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:24:02,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:24:02,311 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:24:02,311 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:24:02,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:24:02,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:24:02,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:24:02,312 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 19:24:02,312 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 19:24:02,313 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 19:24:02,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:24:02,313 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 19:24:02,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:24:02,313 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:24:02,314 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:24:02,314 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:24:02,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:24:02,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:24:02,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:24:02,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:24:02,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:24:02,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:24:02,315 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:24:02,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:24:02,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:24:02,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:24:02,316 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_b3d09e77-54d2-491b-9481-32030c7cb65d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead [2021-10-21 19:24:02,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:24:02,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:24:02,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:24:02,765 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:24:02,765 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:24:02,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2021-10-21 19:24:02,838 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data/61e2b7a00/740dac8a294f46aaa44f1d95db88d0ac/FLAGfd16c9976 [2021-10-21 19:24:03,483 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:24:03,484 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2021-10-21 19:24:03,504 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data/61e2b7a00/740dac8a294f46aaa44f1d95db88d0ac/FLAGfd16c9976 [2021-10-21 19:24:03,779 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/data/61e2b7a00/740dac8a294f46aaa44f1d95db88d0ac [2021-10-21 19:24:03,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:24:03,786 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 19:24:03,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:24:03,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:24:03,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:24:03,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:24:03" (1/1) ... [2021-10-21 19:24:03,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d70057c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:03, skipping insertion in model container [2021-10-21 19:24:03,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:24:03" (1/1) ... [2021-10-21 19:24:03,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:24:03,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:24:04,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:24:04,458 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-21 19:24:04,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:24:04,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:24:04,559 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:24:04,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:24:04,695 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:24:04,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04 WrapperNode [2021-10-21 19:24:04,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:24:04,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:24:04,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:24:04,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:24:04,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (1/1) ... [2021-10-21 19:24:04,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (1/1) ... [2021-10-21 19:24:04,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (1/1) ... [2021-10-21 19:24:04,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (1/1) ... [2021-10-21 19:24:04,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (1/1) ... [2021-10-21 19:24:04,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (1/1) ... [2021-10-21 19:24:04,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (1/1) ... [2021-10-21 19:24:04,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:24:04,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:24:04,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:24:04,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:24:04,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (1/1) ... [2021-10-21 19:24:04,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:24:04,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:24:04,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:24:04,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:24:04,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-21 19:24:04,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:24:04,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-21 19:24:04,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2021-10-21 19:24:04,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-10-21 19:24:04,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-10-21 19:24:04,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-10-21 19:24:04,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-10-21 19:24:04,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-10-21 19:24:04,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2021-10-21 19:24:04,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2021-10-21 19:24:04,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-21 19:24:04,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-10-21 19:24:04,899 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2021-10-21 19:24:04,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2021-10-21 19:24:04,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2021-10-21 19:24:04,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2021-10-21 19:24:04,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2021-10-21 19:24:04,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2021-10-21 19:24:04,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2021-10-21 19:24:04,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2021-10-21 19:24:04,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2021-10-21 19:24:04,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2021-10-21 19:24:04,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2021-10-21 19:24:04,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-10-21 19:24:04,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-10-21 19:24:04,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2021-10-21 19:24:04,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2021-10-21 19:24:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2021-10-21 19:24:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2021-10-21 19:24:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2021-10-21 19:24:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2021-10-21 19:24:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2021-10-21 19:24:04,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2021-10-21 19:24:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2021-10-21 19:24:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2021-10-21 19:24:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2021-10-21 19:24:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2021-10-21 19:24:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2021-10-21 19:24:04,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2021-10-21 19:24:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-21 19:24:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-21 19:24:04,904 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_8 [2021-10-21 19:24:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure free_8 [2021-10-21 19:24:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2021-10-21 19:24:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-21 19:24:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-10-21 19:24:04,906 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-10-21 19:24:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-10-21 19:24:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-10-21 19:24:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-10-21 19:24:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-10-21 19:24:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-10-21 19:24:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-10-21 19:24:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-10-21 19:24:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-10-21 19:24:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-10-21 19:24:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-10-21 19:24:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-10-21 19:24:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-10-21 19:24:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-10-21 19:24:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-10-21 19:24:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-10-21 19:24:04,911 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-10-21 19:24:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-10-21 19:24:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-10-21 19:24:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-10-21 19:24:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-10-21 19:24:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-10-21 19:24:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-10-21 19:24:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-10-21 19:24:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-10-21 19:24:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-10-21 19:24:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-10-21 19:24:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-10-21 19:24:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-10-21 19:24:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-10-21 19:24:04,914 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-10-21 19:24:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-10-21 19:24:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-10-21 19:24:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-10-21 19:24:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-10-21 19:24:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-10-21 19:24:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-10-21 19:24:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-10-21 19:24:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-10-21 19:24:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-10-21 19:24:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-10-21 19:24:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-10-21 19:24:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-10-21 19:24:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-10-21 19:24:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-10-21 19:24:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-10-21 19:24:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-10-21 19:24:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-10-21 19:24:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-10-21 19:24:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-10-21 19:24:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-10-21 19:24:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-10-21 19:24:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-10-21 19:24:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-10-21 19:24:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-10-21 19:24:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-10-21 19:24:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-10-21 19:24:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-10-21 19:24:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-10-21 19:24:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-10-21 19:24:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-10-21 19:24:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-10-21 19:24:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-10-21 19:24:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-10-21 19:24:04,922 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-10-21 19:24:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-21 19:24:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-10-21 19:24:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-10-21 19:24:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-10-21 19:24:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-10-21 19:24:04,923 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-10-21 19:24:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-10-21 19:24:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-10-21 19:24:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-10-21 19:24:04,924 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-10-21 19:24:04,925 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-10-21 19:24:04,926 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-10-21 19:24:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-10-21 19:24:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-10-21 19:24:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-10-21 19:24:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-10-21 19:24:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-10-21 19:24:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-10-21 19:24:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-10-21 19:24:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-10-21 19:24:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-10-21 19:24:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-10-21 19:24:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-10-21 19:24:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-10-21 19:24:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-10-21 19:24:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-10-21 19:24:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-10-21 19:24:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-10-21 19:24:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-10-21 19:24:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-10-21 19:24:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-10-21 19:24:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-10-21 19:24:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-10-21 19:24:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-10-21 19:24:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-10-21 19:24:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-10-21 19:24:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-10-21 19:24:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-10-21 19:24:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-10-21 19:24:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-10-21 19:24:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-10-21 19:24:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-10-21 19:24:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-10-21 19:24:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-10-21 19:24:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-10-21 19:24:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-21 19:24:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2021-10-21 19:24:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2021-10-21 19:24:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-10-21 19:24:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-10-21 19:24:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-21 19:24:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-21 19:24:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-10-21 19:24:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-10-21 19:24:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2021-10-21 19:24:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-21 19:24:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2021-10-21 19:24:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2021-10-21 19:24:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2021-10-21 19:24:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-21 19:24:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2021-10-21 19:24:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2021-10-21 19:24:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2021-10-21 19:24:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2021-10-21 19:24:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-10-21 19:24:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2021-10-21 19:24:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:24:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2021-10-21 19:24:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2021-10-21 19:24:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-10-21 19:24:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-10-21 19:24:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2021-10-21 19:24:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-21 19:24:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-21 19:24:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2021-10-21 19:24:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2021-10-21 19:24:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-21 19:24:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2021-10-21 19:24:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2021-10-21 19:24:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2021-10-21 19:24:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2021-10-21 19:24:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2021-10-21 19:24:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2021-10-21 19:24:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2021-10-21 19:24:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2021-10-21 19:24:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2021-10-21 19:24:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2021-10-21 19:24:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2021-10-21 19:24:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-10-21 19:24:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-21 19:24:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-21 19:24:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_8 [2021-10-21 19:24:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure free_8 [2021-10-21 19:24:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2021-10-21 19:24:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-21 19:24:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-21 19:24:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:24:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-21 19:24:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:24:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2021-10-21 19:24:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-21 19:24:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-21 19:24:04,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-21 19:24:04,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-21 19:24:05,509 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-21 19:24:05,847 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-21 19:24:06,176 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:24:06,178 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-10-21 19:24:06,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:24:06 BoogieIcfgContainer [2021-10-21 19:24:06,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:24:06,185 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:24:06,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:24:06,189 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:24:06,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:24:03" (1/3) ... [2021-10-21 19:24:06,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24255ac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:24:06, skipping insertion in model container [2021-10-21 19:24:06,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:24:04" (2/3) ... [2021-10-21 19:24:06,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24255ac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:24:06, skipping insertion in model container [2021-10-21 19:24:06,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:24:06" (3/3) ... [2021-10-21 19:24:06,193 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test8_1.i [2021-10-21 19:24:06,199 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:24:06,199 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 74 error locations. [2021-10-21 19:24:06,251 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:24:06,257 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 19:24:06,257 INFO L340 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2021-10-21 19:24:06,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 69 states have internal predecessors, (75), 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 19:24:06,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 19:24:06,280 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:24:06,281 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:24:06,281 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 70 more)] === [2021-10-21 19:24:06,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:24:06,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1139396502, now seen corresponding path program 1 times [2021-10-21 19:24:06,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-21 19:24:06,312 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1391885367] [2021-10-21 19:24:06,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:24:06,313 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-21 19:24:06,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/mathsat [2021-10-21 19:24:06,319 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-21 19:24:06,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-21 19:24:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:24:06,597 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:24:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:24:06,667 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-21 19:24:06,668 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-21 19:24:06,670 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ENSURES_VIOLATIONMEMORY_LEAK [2021-10-21 19:24:06,671 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,672 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,672 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,672 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,673 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,675 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,675 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr2REQUIRES_VIOLATION [2021-10-21 19:24:06,676 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr3REQUIRES_VIOLATION [2021-10-21 19:24:06,676 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,677 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,677 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION [2021-10-21 19:24:06,677 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION [2021-10-21 19:24:06,677 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,678 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,678 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr2REQUIRES_VIOLATION [2021-10-21 19:24:06,678 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr3REQUIRES_VIOLATION [2021-10-21 19:24:06,678 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr4REQUIRES_VIOLATION [2021-10-21 19:24:06,678 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr5REQUIRES_VIOLATION [2021-10-21 19:24:06,680 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr6REQUIRES_VIOLATION [2021-10-21 19:24:06,680 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr7REQUIRES_VIOLATION [2021-10-21 19:24:06,680 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,680 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,681 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,681 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,681 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr2REQUIRES_VIOLATION [2021-10-21 19:24:06,682 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr3REQUIRES_VIOLATION [2021-10-21 19:24:06,682 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,682 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,683 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr2REQUIRES_VIOLATION [2021-10-21 19:24:06,683 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr3REQUIRES_VIOLATION [2021-10-21 19:24:06,683 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,683 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,684 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,684 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,685 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr2REQUIRES_VIOLATION [2021-10-21 19:24:06,688 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr3REQUIRES_VIOLATION [2021-10-21 19:24:06,689 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr4REQUIRES_VIOLATION [2021-10-21 19:24:06,689 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr5REQUIRES_VIOLATION [2021-10-21 19:24:06,689 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,689 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,690 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,690 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,690 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,690 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,691 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,691 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,691 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,691 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,692 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location free_8Err0ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,692 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location free_8Err1ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,692 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location free_8Err2ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,692 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,693 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,693 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr2REQUIRES_VIOLATION [2021-10-21 19:24:06,693 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr3REQUIRES_VIOLATION [2021-10-21 19:24:06,693 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr4REQUIRES_VIOLATION [2021-10-21 19:24:06,693 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr5REQUIRES_VIOLATION [2021-10-21 19:24:06,694 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,694 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,694 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,694 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,695 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,695 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,695 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,695 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE [2021-10-21 19:24:06,696 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,696 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,696 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,696 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,696 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr2REQUIRES_VIOLATION [2021-10-21 19:24:06,697 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr3REQUIRES_VIOLATION [2021-10-21 19:24:06,697 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr0REQUIRES_VIOLATION [2021-10-21 19:24:06,698 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr1REQUIRES_VIOLATION [2021-10-21 19:24:06,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:24:06,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/mathsat -unsat_core_generation=3 [2021-10-21 19:24:06,918 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:24:06,938 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2021-10-21 19:24:06,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:24:06 BoogieIcfgContainer [2021-10-21 19:24:06,960 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:24:06,961 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:24:06,961 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:24:06,962 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:24:06,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:24:06" (3/4) ... [2021-10-21 19:24:06,967 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:24:06,967 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:24:06,969 INFO L168 Benchmark]: Toolchain (without parser) took 3181.77 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 29.8 MB in the beginning and 42.2 MB in the end (delta: -12.4 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:24:06,970 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.0 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:24:06,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 904.27 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.6 MB in the beginning and 47.5 MB in the end (delta: -17.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2021-10-21 19:24:06,978 INFO L168 Benchmark]: Boogie Preprocessor took 92.32 ms. Allocated memory is still 67.1 MB. Free memory was 47.5 MB in the beginning and 42.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:24:06,979 INFO L168 Benchmark]: RCFGBuilder took 1393.56 ms. Allocated memory is still 67.1 MB. Free memory was 42.8 MB in the beginning and 32.4 MB in the end (delta: 10.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-21 19:24:06,979 INFO L168 Benchmark]: TraceAbstraction took 775.19 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 31.7 MB in the beginning and 42.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:24:06,981 INFO L168 Benchmark]: Witness Printer took 5.64 ms. Allocated memory is still 81.8 MB. Free memory was 42.6 MB in the beginning and 42.2 MB in the end (delta: 361.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:24:06,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.0 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 904.27 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.6 MB in the beginning and 47.5 MB in the end (delta: -17.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.32 ms. Allocated memory is still 67.1 MB. Free memory was 47.5 MB in the beginning and 42.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1393.56 ms. Allocated memory is still 67.1 MB. Free memory was 42.8 MB in the beginning and 32.4 MB in the end (delta: 10.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 775.19 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 31.7 MB in the beginning and 42.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. * Witness Printer took 5.64 ms. Allocated memory is still 81.8 MB. Free memory was 42.6 MB in the beginning and 42.2 MB in the end (delta: 361.7 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: 768]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 768. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a8; VAL [\old(a8)=null, \old(a8)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a8={0:0}, ldv_global_msg_list={-2147483648:0}] [L769] CALL entry_point() VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={-2147483648:0}] [L765] CALL alloc_8() VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={-2147483648:0}] [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a8)=null, \old(a8)=null, \old(size)=4, a8={0:0}, ldv_global_msg_list={-2147483648:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={-2147483648:0}, ldv_malloc(sizeof(int))={1:0}] [L759] a8 = (int *)ldv_malloc(sizeof(int)) [L765] RET alloc_8() VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={-2147483648:0}] [L766] a8 = 0 VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={-2147483648:0}] [L769] RET entry_point() VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, 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: 762]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 762]: 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 49 procedures, 342 locations, 74 error locations. Started 1 CEGAR loops. OverallTime: 665.8ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 11.8ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred 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: 24.1ms SsaConstructionTime, 45.9ms SatisfiabilityAnalysisTime, 0.0ms InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 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 19:24:07,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d09e77-54d2-491b-9481-32030c7cb65d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...