./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef ................................................................................................................................. 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_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:21:44,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:21:44,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:21:44,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:21:44,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:21:44,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:21:44,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:21:44,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:21:44,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:21:44,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:21:44,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:21:44,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:21:44,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:21:44,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:21:44,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:21:44,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:21:44,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:21:44,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:21:44,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:21:44,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:21:44,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:21:44,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:21:44,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:21:44,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:21:44,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:21:44,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:21:44,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:21:44,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:21:44,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:21:44,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:21:44,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:21:44,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:21:44,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:21:44,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:21:44,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:21:44,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:21:44,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:21:44,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:21:44,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:21:44,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:21:44,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:21:44,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-11 00:21:44,516 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:21:44,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:21:44,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:21:44,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:21:44,519 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:21:44,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:21:44,520 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:21:44,520 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:21:44,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:21:44,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:21:44,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:21:44,522 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 00:21:44,522 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 00:21:44,522 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 00:21:44,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:21:44,523 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 00:21:44,524 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:21:44,524 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:21:44,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:21:44,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:21:44,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:21:44,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:44,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:21:44,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:21:44,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:21:44,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:21:44,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:21:44,527 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_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef [2021-10-11 00:21:44,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:21:44,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:21:44,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:21:44,925 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:21:44,926 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:21:44,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-11 00:21:45,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data/0609032d4/43771d68d68d4c3db81cd0dc66be2438/FLAG8aa5a2649 [2021-10-11 00:21:45,654 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:21:45,655 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-11 00:21:45,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data/0609032d4/43771d68d68d4c3db81cd0dc66be2438/FLAG8aa5a2649 [2021-10-11 00:21:45,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data/0609032d4/43771d68d68d4c3db81cd0dc66be2438 [2021-10-11 00:21:45,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:21:45,920 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-11 00:21:45,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:45,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:21:45,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:21:45,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727b3b31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45, skipping insertion in model container [2021-10-11 00:21:45,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:21:46,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:21:46,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:46,558 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 00:21:46,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70183f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:46, skipping insertion in model container [2021-10-11 00:21:46,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:46,561 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-11 00:21:46,564 INFO L168 Benchmark]: Toolchain (without parser) took 641.92 ms. Allocated memory is still 102.8 MB. Free memory was 61.6 MB in the beginning and 76.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:46,566 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 102.8 MB. Free memory is still 79.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:21:46,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.48 ms. Allocated memory is still 102.8 MB. Free memory was 61.4 MB in the beginning and 76.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:46,571 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 102.8 MB. Free memory is still 79.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 638.48 ms. Allocated memory is still 102.8 MB. Free memory was 61.4 MB in the beginning and 76.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:21:49,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:21:49,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:21:49,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:21:49,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:21:49,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:21:49,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:21:49,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:21:49,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:21:49,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:21:49,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:21:49,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:21:49,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:21:49,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:21:49,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:21:49,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:21:49,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:21:49,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:21:49,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:21:49,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:21:49,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:21:49,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:21:49,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:21:49,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:21:49,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:21:49,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:21:49,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:21:49,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:21:49,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:21:49,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:21:49,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:21:49,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:21:49,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:21:49,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:21:49,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:21:49,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:21:49,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:21:49,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:21:49,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:21:49,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:21:49,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:21:49,222 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-11 00:21:49,268 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:21:49,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:21:49,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:21:49,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:21:49,271 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:21:49,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:21:49,272 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:21:49,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:21:49,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:21:49,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:21:49,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:21:49,273 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 00:21:49,273 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 00:21:49,273 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 00:21:49,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:21:49,274 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 00:21:49,274 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:21:49,274 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:21:49,275 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:21:49,275 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:21:49,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:21:49,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:21:49,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:21:49,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:49,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:21:49,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:21:49,277 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:21:49,277 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:21:49,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:21:49,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:21:49,278 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_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef [2021-10-11 00:21:49,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:21:49,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:21:49,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:21:49,732 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:21:49,733 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:21:49,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-11 00:21:49,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data/ad6bac3a7/a3a1f6de258c4daaa35c001f7d1c838b/FLAGf3fbc2c55 [2021-10-11 00:21:50,480 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:21:50,481 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2021-10-11 00:21:50,500 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data/ad6bac3a7/a3a1f6de258c4daaa35c001f7d1c838b/FLAGf3fbc2c55 [2021-10-11 00:21:50,722 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/data/ad6bac3a7/a3a1f6de258c4daaa35c001f7d1c838b [2021-10-11 00:21:50,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:21:50,726 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-11 00:21:50,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:50,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:21:50,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:21:50,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:50" (1/1) ... [2021-10-11 00:21:50,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cbd9462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:50, skipping insertion in model container [2021-10-11 00:21:50,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:50" (1/1) ... [2021-10-11 00:21:50,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:21:50,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:21:51,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:51,195 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 00:21:51,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:21:51,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:51,265 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:21:51,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:51,451 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:21:51,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51 WrapperNode [2021-10-11 00:21:51,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:51,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:21:51,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:21:51,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:21:51,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (1/1) ... [2021-10-11 00:21:51,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (1/1) ... [2021-10-11 00:21:51,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (1/1) ... [2021-10-11 00:21:51,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (1/1) ... [2021-10-11 00:21:51,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (1/1) ... [2021-10-11 00:21:51,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (1/1) ... [2021-10-11 00:21:51,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (1/1) ... [2021-10-11 00:21:51,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:21:51,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:21:51,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:21:51,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:21:51,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-11 00:21:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:21:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-11 00:21:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2021-10-11 00:21:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-10-11 00:21:51,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-10-11 00:21:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-10-11 00:21:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-10-11 00:21:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-10-11 00:21:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2021-10-11 00:21:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2021-10-11 00:21:51,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-11 00:21:51,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-10-11 00:21:51,744 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2021-10-11 00:21:51,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2021-10-11 00:21:51,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2021-10-11 00:21:51,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2021-10-11 00:21:51,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2021-10-11 00:21:51,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2021-10-11 00:21:51,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2021-10-11 00:21:51,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2021-10-11 00:21:51,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2021-10-11 00:21:51,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2021-10-11 00:21:51,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2021-10-11 00:21:51,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-10-11 00:21:51,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-10-11 00:21:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2021-10-11 00:21:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2021-10-11 00:21:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2021-10-11 00:21:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2021-10-11 00:21:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2021-10-11 00:21:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2021-10-11 00:21:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2021-10-11 00:21:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2021-10-11 00:21:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2021-10-11 00:21:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2021-10-11 00:21:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2021-10-11 00:21:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2021-10-11 00:21:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2021-10-11 00:21:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2021-10-11 00:21:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-11 00:21:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-11 00:21:51,762 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2021-10-11 00:21:51,762 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2021-10-11 00:21:51,762 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-11 00:21:51,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-10-11 00:21:51,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-10-11 00:21:51,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-10-11 00:21:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-10-11 00:21:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-10-11 00:21:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-10-11 00:21:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-10-11 00:21:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-10-11 00:21:51,765 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-10-11 00:21:51,765 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-10-11 00:21:51,765 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-10-11 00:21:51,766 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-10-11 00:21:51,766 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-10-11 00:21:51,766 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-10-11 00:21:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-10-11 00:21:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-10-11 00:21:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-10-11 00:21:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-10-11 00:21:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-10-11 00:21:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-10-11 00:21:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-10-11 00:21:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-10-11 00:21:51,770 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-10-11 00:21:51,770 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-10-11 00:21:51,771 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-10-11 00:21:51,771 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-10-11 00:21:51,771 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-10-11 00:21:51,771 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-10-11 00:21:51,771 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-10-11 00:21:51,772 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-10-11 00:21:51,772 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-10-11 00:21:51,772 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-10-11 00:21:51,772 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-10-11 00:21:51,773 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-10-11 00:21:51,773 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-10-11 00:21:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-10-11 00:21:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-10-11 00:21:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-10-11 00:21:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-10-11 00:21:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-10-11 00:21:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-10-11 00:21:51,775 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-10-11 00:21:51,775 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-10-11 00:21:51,775 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-10-11 00:21:51,775 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-10-11 00:21:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-10-11 00:21:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-10-11 00:21:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-10-11 00:21:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-10-11 00:21:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-10-11 00:21:51,776 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-10-11 00:21:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-10-11 00:21:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-10-11 00:21:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-10-11 00:21:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-10-11 00:21:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-10-11 00:21:51,777 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-10-11 00:21:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-10-11 00:21:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-10-11 00:21:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-10-11 00:21:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-10-11 00:21:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-10-11 00:21:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-10-11 00:21:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-10-11 00:21:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-10-11 00:21:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-10-11 00:21:51,781 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-11 00:21:51,781 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-10-11 00:21:51,781 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-10-11 00:21:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-10-11 00:21:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-10-11 00:21:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-10-11 00:21:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-10-11 00:21:51,782 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-10-11 00:21:51,783 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-10-11 00:21:51,783 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-10-11 00:21:51,783 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-10-11 00:21:51,783 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-10-11 00:21:51,783 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-10-11 00:21:51,783 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-10-11 00:21:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-10-11 00:21:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-10-11 00:21:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-10-11 00:21:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-10-11 00:21:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-10-11 00:21:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-10-11 00:21:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-10-11 00:21:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-10-11 00:21:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-10-11 00:21:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-10-11 00:21:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-10-11 00:21:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-10-11 00:21:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-10-11 00:21:51,792 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-10-11 00:21:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-10-11 00:21:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-10-11 00:21:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-10-11 00:21:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-10-11 00:21:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-10-11 00:21:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-10-11 00:21:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-10-11 00:21:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-10-11 00:21:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-10-11 00:21:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-10-11 00:21:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-10-11 00:21:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-10-11 00:21:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-10-11 00:21:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-10-11 00:21:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-10-11 00:21:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-10-11 00:21:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-10-11 00:21:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-11 00:21:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2021-10-11 00:21:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2021-10-11 00:21:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-10-11 00:21:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-10-11 00:21:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-11 00:21:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 00:21:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-10-11 00:21:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-10-11 00:21:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2021-10-11 00:21:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-11 00:21:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2021-10-11 00:21:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2021-10-11 00:21:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2021-10-11 00:21:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-11 00:21:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2021-10-11 00:21:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2021-10-11 00:21:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2021-10-11 00:21:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2021-10-11 00:21:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-10-11 00:21:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2021-10-11 00:21:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:21:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2021-10-11 00:21:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2021-10-11 00:21:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-10-11 00:21:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-10-11 00:21:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2021-10-11 00:21:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 00:21:51,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 00:21:51,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2021-10-11 00:21:51,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2021-10-11 00:21:51,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-11 00:21:51,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2021-10-11 00:21:51,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2021-10-11 00:21:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2021-10-11 00:21:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2021-10-11 00:21:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2021-10-11 00:21:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2021-10-11 00:21:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2021-10-11 00:21:51,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2021-10-11 00:21:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2021-10-11 00:21:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2021-10-11 00:21:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2021-10-11 00:21:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-10-11 00:21:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-11 00:21:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-11 00:21:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2021-10-11 00:21:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2021-10-11 00:21:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-11 00:21:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-11 00:21:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:21:51,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-11 00:21:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:21:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2021-10-11 00:21:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-11 00:21:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-11 00:21:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-11 00:21:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-11 00:21:52,624 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-11 00:21:53,035 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-11 00:21:53,415 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:21:53,415 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-10-11 00:21:53,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:53 BoogieIcfgContainer [2021-10-11 00:21:53,418 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:21:53,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:21:53,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:21:53,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:21:53,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:21:50" (1/3) ... [2021-10-11 00:21:53,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bea2b41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:53, skipping insertion in model container [2021-10-11 00:21:53,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:51" (2/3) ... [2021-10-11 00:21:53,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bea2b41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:53, skipping insertion in model container [2021-10-11 00:21:53,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:53" (3/3) ... [2021-10-11 00:21:53,426 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test21-1.i [2021-10-11 00:21:53,444 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:21:53,448 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2021-10-11 00:21:53,460 INFO L253 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2021-10-11 00:21:53,491 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:21:53,492 INFO L378 AbstractCegarLoop]: Hoare is false [2021-10-11 00:21:53,492 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:21:53,492 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:21:53,492 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:21:53,493 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:21:53,493 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:21:53,493 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:21:53,512 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2021-10-11 00:21:53,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 00:21:53,526 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:53,526 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:53,527 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2021-10-11 00:21:53,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:53,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1349539649, now seen corresponding path program 1 times [2021-10-11 00:21:53,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:21:53,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356779477] [2021-10-11 00:21:53,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_188402ec-81ee-4e25-b5fb-0068652571c0/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 00:21:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:21:53,851 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:21:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:21:53,892 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:21:53,925 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-11 00:21:53,925 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:21:54,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 00:21:54,159 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2021-10-11 00:21:54,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:21:54 BoogieIcfgContainer [2021-10-11 00:21:54,174 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:21:54,174 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:21:54,174 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:21:54,174 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:21:54,175 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:53" (3/4) ... [2021-10-11 00:21:54,177 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:21:54,178 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:21:54,180 INFO L168 Benchmark]: Toolchain (without parser) took 3452.79 ms. Allocated memory was 65.0 MB in the beginning and 107.0 MB in the end (delta: 41.9 MB). Free memory was 43.5 MB in the beginning and 67.9 MB in the end (delta: -24.4 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:54,180 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 65.0 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:21:54,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.80 ms. Allocated memory is still 65.0 MB. Free memory was 43.3 MB in the beginning and 36.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:54,182 INFO L168 Benchmark]: Boogie Preprocessor took 179.81 ms. Allocated memory is still 65.0 MB. Free memory was 36.4 MB in the beginning and 31.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:54,183 INFO L168 Benchmark]: RCFGBuilder took 1781.82 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 31.4 MB in the beginning and 62.7 MB in the end (delta: -31.3 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:54,184 INFO L168 Benchmark]: TraceAbstraction took 754.31 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 62.0 MB in the beginning and 68.7 MB in the end (delta: -6.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:54,184 INFO L168 Benchmark]: Witness Printer took 3.47 ms. Allocated memory is still 107.0 MB. Free memory is still 68.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:21:54,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 65.0 MB. Free memory is still 45.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 727.80 ms. Allocated memory is still 65.0 MB. Free memory was 43.3 MB in the beginning and 36.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 179.81 ms. Allocated memory is still 65.0 MB. Free memory was 36.4 MB in the beginning and 31.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1781.82 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 31.4 MB in the beginning and 62.7 MB in the end (delta: -31.3 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 754.31 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 62.0 MB in the beginning and 68.7 MB in the end (delta: -6.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Witness Printer took 3.47 ms. Allocated memory is still 107.0 MB. Free memory is still 68.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 772]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 772. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={3:0}] [L773] CALL entry_point() VAL [ldv_global_msg_list={3:0}] [L770] CALL, EXPR alloc_21() VAL [ldv_global_msg_list={3:0}] [L762] CALL, EXPR ldv_malloc(sizeof(struct A21)) VAL [\old(size)=16, ldv_global_msg_list={3:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); VAL [\old(size)=16, \result={1:0}, ldv_global_msg_list={3:0}, malloc(size)={1:0}, size=16] [L762] RET, EXPR ldv_malloc(sizeof(struct A21)) VAL [ldv_global_msg_list={3:0}, ldv_malloc(sizeof(struct A21))={1:0}] [L762] struct A21 *p = (struct A21*)ldv_malloc(sizeof(struct A21)); [L763] COND TRUE \read(*p) [L764] return &p->dev; VAL [\result={1:4}, ldv_global_msg_list={3:0}, p={1:0}] [L770] RET, EXPR alloc_21() VAL [alloc_21()={1:4}, ldv_global_msg_list={3:0}] [L770] struct ldv_device *dev = alloc_21(); [L773] RET entry_point() VAL [ldv_global_msg_list={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 334 locations, 71 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...