./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26c43b0aadda992ac661443360ccdcdee8e428835f1c1ebcc9d46e3a7ce26fc5 ................................................................................................................................... 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_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26c43b0aadda992ac661443360ccdcdee8e428835f1c1ebcc9d46e3a7ce26fc5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:55:55,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:55:55,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:55:55,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:55:55,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:55:55,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:55:55,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:55:55,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:55:55,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:55:55,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:55:55,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:55:55,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:55:55,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:55:55,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:55:55,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:55:55,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:55:55,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:55:55,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:55:55,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:55:55,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:55:55,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:55:55,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:55:55,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:55:55,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:55:55,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:55:55,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:55:55,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:55:55,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:55:55,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:55:55,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:55:55,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:55:55,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:55:55,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:55:55,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:55:55,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:55:55,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:55:55,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:55:55,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:55:55,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:55:55,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:55:55,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:55:55,613 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-28 22:55:55,659 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:55:55,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:55:55,661 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:55:55,661 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:55:55,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:55:55,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:55:55,663 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:55:55,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:55:55,664 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:55:55,664 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 22:55:55,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:55:55,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:55:55,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:55:55,665 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 22:55:55,666 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 22:55:55,666 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 22:55:55,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:55:55,666 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 22:55:55,666 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:55:55,667 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:55:55,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:55:55,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:55:55,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:55:55,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:55:55,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:55:55,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:55:55,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:55:55,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:55:55,668 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:55:55,670 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_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c43b0aadda992ac661443360ccdcdee8e428835f1c1ebcc9d46e3a7ce26fc5 [2021-10-28 22:55:55,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:55:55,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:55:55,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:55:55,970 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:55:55,971 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:55:55,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i [2021-10-28 22:55:56,045 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data/52e96d9b7/18cdac89e73e4616a26dd9acacd3ee4c/FLAG934710d5f [2021-10-28 22:55:56,587 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:55:56,587 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i [2021-10-28 22:55:56,610 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data/52e96d9b7/18cdac89e73e4616a26dd9acacd3ee4c/FLAG934710d5f [2021-10-28 22:55:56,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data/52e96d9b7/18cdac89e73e4616a26dd9acacd3ee4c [2021-10-28 22:55:56,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:55:56,882 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 22:55:56,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:55:56,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:55:56,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:55:56,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:55:56" (1/1) ... [2021-10-28 22:55:56,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106df16c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:55:56, skipping insertion in model container [2021-10-28 22:55:56,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:55:56" (1/1) ... [2021-10-28 22:55:56,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:55:56,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:55:57,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:55:57,417 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-28 22:55:57,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ca8e2ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:55:57, skipping insertion in model container [2021-10-28 22:55:57,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:55:57,419 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 22:55:57,422 INFO L168 Benchmark]: Toolchain (without parser) took 538.51 ms. Allocated memory is still 117.4 MB. Free memory was 74.2 MB in the beginning and 88.3 MB in the end (delta: -14.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:57,423 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 117.4 MB. Free memory is still 91.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:55:57,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.57 ms. Allocated memory is still 117.4 MB. Free memory was 74.0 MB in the beginning and 88.3 MB in the end (delta: -14.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:57,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 117.4 MB. Free memory is still 91.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 531.57 ms. Allocated memory is still 117.4 MB. Free memory was 74.0 MB in the beginning and 88.3 MB in the end (delta: -14.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:55:59,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:55:59,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:55:59,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:55:59,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:55:59,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:55:59,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:55:59,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:55:59,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:55:59,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:55:59,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:55:59,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:55:59,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:55:59,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:55:59,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:55:59,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:55:59,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:55:59,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:55:59,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:55:59,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:55:59,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:55:59,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:55:59,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:55:59,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:55:59,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:55:59,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:55:59,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:55:59,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:55:59,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:55:59,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:55:59,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:55:59,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:55:59,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:55:59,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:55:59,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:55:59,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:55:59,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:55:59,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:55:59,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:55:59,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:55:59,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:55:59,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2021-10-28 22:55:59,725 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:55:59,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:55:59,726 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:55:59,726 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:55:59,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:55:59,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:55:59,727 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:55:59,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:55:59,728 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:55:59,728 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 22:55:59,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:55:59,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:55:59,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:55:59,729 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 22:55:59,729 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 22:55:59,729 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 22:55:59,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:55:59,730 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 22:55:59,730 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 22:55:59,730 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 22:55:59,730 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:55:59,730 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:55:59,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:55:59,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:55:59,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:55:59,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:55:59,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:55:59,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:55:59,732 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 22:55:59,732 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 22:55:59,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:55:59,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 22:55:59,733 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_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c43b0aadda992ac661443360ccdcdee8e428835f1c1ebcc9d46e3a7ce26fc5 [2021-10-28 22:56:00,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:56:00,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:56:00,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:56:00,099 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:56:00,105 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:56:00,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i [2021-10-28 22:56:00,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data/7966bca9c/18512f19717b4714bd6ee0b636e3da94/FLAGdbbd84b87 [2021-10-28 22:56:00,877 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:56:00,878 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i [2021-10-28 22:56:00,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data/7966bca9c/18512f19717b4714bd6ee0b636e3da94/FLAGdbbd84b87 [2021-10-28 22:56:01,108 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/data/7966bca9c/18512f19717b4714bd6ee0b636e3da94 [2021-10-28 22:56:01,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:56:01,112 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 22:56:01,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:56:01,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:56:01,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:56:01,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7427e71a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01, skipping insertion in model container [2021-10-28 22:56:01,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:56:01,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:56:01,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:56:01,636 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-28 22:56:01,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:56:01,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:56:01,724 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:56:01,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:56:01,844 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:56:01,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01 WrapperNode [2021-10-28 22:56:01,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:56:01,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:56:01,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:56:01,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:56:01,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:01,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:56:01,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:56:01,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:56:01,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:56:02,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (1/1) ... [2021-10-28 22:56:02,019 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:56:02,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:56:02,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:56:02,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:56:02,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-28 22:56:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:56:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-28 22:56:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2021-10-28 22:56:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-10-28 22:56:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-10-28 22:56:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-10-28 22:56:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-10-28 22:56:02,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-10-28 22:56:02,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2021-10-28 22:56:02,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2021-10-28 22:56:02,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-28 22:56:02,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-10-28 22:56:02,091 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2021-10-28 22:56:02,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2021-10-28 22:56:02,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2021-10-28 22:56:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2021-10-28 22:56:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2021-10-28 22:56:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2021-10-28 22:56:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2021-10-28 22:56:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2021-10-28 22:56:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2021-10-28 22:56:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2021-10-28 22:56:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2021-10-28 22:56:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-10-28 22:56:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-10-28 22:56:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2021-10-28 22:56:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2021-10-28 22:56:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2021-10-28 22:56:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2021-10-28 22:56:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2021-10-28 22:56:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2021-10-28 22:56:02,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2021-10-28 22:56:02,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2021-10-28 22:56:02,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2021-10-28 22:56:02,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2021-10-28 22:56:02,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2021-10-28 22:56:02,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2021-10-28 22:56:02,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2021-10-28 22:56:02,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2021-10-28 22:56:02,095 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-28 22:56:02,095 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-28 22:56:02,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2021-10-28 22:56:02,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2021-10-28 22:56:02,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2021-10-28 22:56:02,095 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2021-10-28 22:56:02,095 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2021-10-28 22:56:02,096 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-28 22:56:02,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-10-28 22:56:02,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-10-28 22:56:02,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-10-28 22:56:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-10-28 22:56:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-10-28 22:56:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-10-28 22:56:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-10-28 22:56:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-10-28 22:56:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-10-28 22:56:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-10-28 22:56:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-10-28 22:56:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-10-28 22:56:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-10-28 22:56:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-10-28 22:56:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-10-28 22:56:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-10-28 22:56:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-10-28 22:56:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-10-28 22:56:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-10-28 22:56:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-10-28 22:56:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-10-28 22:56:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-10-28 22:56:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-10-28 22:56:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-10-28 22:56:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-10-28 22:56:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-10-28 22:56:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-10-28 22:56:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-10-28 22:56:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-10-28 22:56:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-10-28 22:56:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-10-28 22:56:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-10-28 22:56:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-10-28 22:56:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-10-28 22:56:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-10-28 22:56:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-10-28 22:56:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-10-28 22:56:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-10-28 22:56:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-10-28 22:56:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-10-28 22:56:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-10-28 22:56:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-10-28 22:56:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-10-28 22:56:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-10-28 22:56:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-10-28 22:56:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-10-28 22:56:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-10-28 22:56:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-10-28 22:56:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-10-28 22:56:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-10-28 22:56:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-10-28 22:56:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-10-28 22:56:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-10-28 22:56:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-10-28 22:56:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-10-28 22:56:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-10-28 22:56:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-10-28 22:56:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-10-28 22:56:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-10-28 22:56:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-10-28 22:56:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-10-28 22:56:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-10-28 22:56:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-10-28 22:56:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-10-28 22:56:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-10-28 22:56:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-10-28 22:56:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-28 22:56:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-10-28 22:56:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-10-28 22:56:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-10-28 22:56:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-10-28 22:56:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-10-28 22:56:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-10-28 22:56:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-10-28 22:56:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-10-28 22:56:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-10-28 22:56:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-10-28 22:56:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-10-28 22:56:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-10-28 22:56:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-10-28 22:56:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-10-28 22:56:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-10-28 22:56:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-10-28 22:56:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-10-28 22:56:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-10-28 22:56:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-10-28 22:56:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-10-28 22:56:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-10-28 22:56:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-10-28 22:56:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-10-28 22:56:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-10-28 22:56:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-10-28 22:56:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-10-28 22:56:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-10-28 22:56:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-10-28 22:56:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-10-28 22:56:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-10-28 22:56:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-10-28 22:56:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-10-28 22:56:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-10-28 22:56:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-10-28 22:56:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-10-28 22:56:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-10-28 22:56:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-10-28 22:56:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-10-28 22:56:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-10-28 22:56:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-10-28 22:56:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-10-28 22:56:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-10-28 22:56:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-10-28 22:56:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-10-28 22:56:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-28 22:56:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2021-10-28 22:56:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2021-10-28 22:56:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-10-28 22:56:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-10-28 22:56:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-28 22:56:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 22:56:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-10-28 22:56:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-10-28 22:56:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2021-10-28 22:56:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 22:56:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2021-10-28 22:56:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2021-10-28 22:56:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2021-10-28 22:56:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 22:56:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2021-10-28 22:56:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2021-10-28 22:56:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2021-10-28 22:56:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2021-10-28 22:56:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-10-28 22:56:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2021-10-28 22:56:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 22:56:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2021-10-28 22:56:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2021-10-28 22:56:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-10-28 22:56:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-10-28 22:56:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2021-10-28 22:56:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-28 22:56:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-28 22:56:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2021-10-28 22:56:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2021-10-28 22:56:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-28 22:56:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2021-10-28 22:56:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2021-10-28 22:56:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2021-10-28 22:56:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2021-10-28 22:56:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2021-10-28 22:56:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2021-10-28 22:56:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2021-10-28 22:56:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2021-10-28 22:56:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2021-10-28 22:56:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2021-10-28 22:56:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2021-10-28 22:56:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-10-28 22:56:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-28 22:56:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-28 22:56:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2021-10-28 22:56:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2021-10-28 22:56:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2021-10-28 22:56:02,118 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2021-10-28 22:56:02,118 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2021-10-28 22:56:02,118 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-28 22:56:02,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-28 22:56:02,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:56:02,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 22:56:02,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:56:02,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2021-10-28 22:56:02,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 22:56:02,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-28 22:56:02,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-28 22:56:02,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-28 22:56:02,690 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:56:03,001 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:56:03,278 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:56:03,279 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-10-28 22:56:03,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:56:03 BoogieIcfgContainer [2021-10-28 22:56:03,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:56:03,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:56:03,284 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:56:03,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:56:03,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:56:01" (1/3) ... [2021-10-28 22:56:03,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dfe6488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:56:03, skipping insertion in model container [2021-10-28 22:56:03,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:56:01" (2/3) ... [2021-10-28 22:56:03,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dfe6488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:56:03, skipping insertion in model container [2021-10-28 22:56:03,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:56:03" (3/3) ... [2021-10-28 22:56:03,289 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test20-1.i [2021-10-28 22:56:03,294 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:56:03,295 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 71 error locations. [2021-10-28 22:56:03,338 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:56:03,345 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 22:56:03,345 INFO L340 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2021-10-28 22:56:03,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 54 states have (on average 1.462962962962963) internal successors, (79), 73 states have internal predecessors, (79), 13 states have call successors, (13), 12 states have call predecessors, (13), 12 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-10-28 22:56:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 22:56:03,369 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:03,370 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:56:03,370 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ENSURES_VIOLATIONMEMORY_LEAK === [ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION (and 67 more)] === [2021-10-28 22:56:03,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:03,376 INFO L85 PathProgramCache]: Analyzing trace with hash 497967623, now seen corresponding path program 1 times [2021-10-28 22:56:03,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 22:56:03,388 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [860795256] [2021-10-28 22:56:03,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:03,389 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 22:56:03,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 22:56:03,392 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 22:56:03,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 22:56:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:03,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 22:56:03,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:56:03,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:03,732 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 22:56:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:03,902 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 22:56:03,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [860795256] [2021-10-28 22:56:03,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [860795256] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:03,909 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:03,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-28 22:56:03,910 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151703950] [2021-10-28 22:56:03,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:56:03,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 22:56:03,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:56:03,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:56:03,936 INFO L87 Difference]: Start difference. First operand has 98 states, 54 states have (on average 1.462962962962963) internal successors, (79), 73 states have internal predecessors, (79), 13 states have call successors, (13), 12 states have call predecessors, (13), 12 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (5), 1 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 1 states have call successors, (4) [2021-10-28 22:56:03,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:03,973 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2021-10-28 22:56:03,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:56:03,975 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (5), 1 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 1 states have call successors, (4) Word has length 20 [2021-10-28 22:56:03,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:03,985 INFO L225 Difference]: With dead ends: 35 [2021-10-28 22:56:03,985 INFO L226 Difference]: Without dead ends: 32 [2021-10-28 22:56:03,986 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:56:04,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-10-28 22:56:04,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2021-10-28 22:56:04,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 16 states have (on average 1.125) internal successors, (18), 17 states have internal predecessors, (18), 6 states have call successors, (6), 6 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2021-10-28 22:56:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2021-10-28 22:56:04,026 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2021-10-28 22:56:04,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:04,026 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2021-10-28 22:56:04,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (5), 1 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 1 states have call successors, (4) [2021-10-28 22:56:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2021-10-28 22:56:04,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 22:56:04,028 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:04,029 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:56:04,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:56:04,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 22:56:04,256 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ENSURES_VIOLATIONMEMORY_LEAK === [ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION (and 67 more)] === [2021-10-28 22:56:04,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:04,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1298983736, now seen corresponding path program 1 times [2021-10-28 22:56:04,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 22:56:04,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1367614881] [2021-10-28 22:56:04,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:04,259 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 22:56:04,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 22:56:04,261 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 22:56:04,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-28 22:56:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:56:04,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 22:56:04,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:56:04,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:04,542 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 22:56:04,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:56:04,710 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 22:56:04,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1367614881] [2021-10-28 22:56:04,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1367614881] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 22:56:04,711 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:56:04,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-28 22:56:04,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384237283] [2021-10-28 22:56:04,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:56:04,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 22:56:04,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:56:04,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:04,721 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-10-28 22:56:04,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:56:04,764 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2021-10-28 22:56:04,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:56:04,765 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 20 [2021-10-28 22:56:04,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:56:04,766 INFO L225 Difference]: With dead ends: 36 [2021-10-28 22:56:04,766 INFO L226 Difference]: Without dead ends: 25 [2021-10-28 22:56:04,768 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:56:04,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-10-28 22:56:04,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-10-28 22:56:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 13 states have (on average 1.0) internal successors, (13), 13 states have internal predecessors, (13), 6 states have call successors, (6), 6 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-10-28 22:56:04,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2021-10-28 22:56:04,777 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 20 [2021-10-28 22:56:04,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:56:04,777 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2021-10-28 22:56:04,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-10-28 22:56:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2021-10-28 22:56:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 22:56:04,779 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:56:04,779 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:56:04,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-28 22:56:04,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 22:56:04,999 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting mainErr0ENSURES_VIOLATIONMEMORY_LEAK === [ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION (and 67 more)] === [2021-10-28 22:56:04,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:56:04,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1243528388, now seen corresponding path program 1 times [2021-10-28 22:56:05,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 22:56:05,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1632753103] [2021-10-28 22:56:05,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:56:05,000 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 22:56:05,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 22:56:05,001 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 22:56:05,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-28 22:56:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:56:05,183 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:56:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:56:05,248 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-28 22:56:05,248 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 22:56:05,249 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ENSURES_VIOLATIONMEMORY_LEAK [2021-10-28 22:56:05,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_allocErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,251 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kref_initErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr2REQUIRES_VIOLATION [2021-10-28 22:56:05,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_add_returnErr3REQUIRES_VIOLATION [2021-10-28 22:56:05,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,252 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,253 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION [2021-10-28 22:56:05,253 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION [2021-10-28 22:56:05,253 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,253 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,253 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr2REQUIRES_VIOLATION [2021-10-28 22:56:05,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr3REQUIRES_VIOLATION [2021-10-28 22:56:05,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr4REQUIRES_VIOLATION [2021-10-28 22:56:05,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr5REQUIRES_VIOLATION [2021-10-28 22:56:05,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr6REQUIRES_VIOLATION [2021-10-28 22:56:05,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_addErr7REQUIRES_VIOLATION [2021-10-28 22:56:05,255 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,255 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_set_drvdataErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,255 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,255 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,255 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr2REQUIRES_VIOLATION [2021-10-28 22:56:05,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location __ldv_list_delErr3REQUIRES_VIOLATION [2021-10-28 22:56:05,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr2REQUIRES_VIOLATION [2021-10-28 22:56:05,256 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_atomic_sub_returnErr3REQUIRES_VIOLATION [2021-10-28 22:56:05,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_addErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr2REQUIRES_VIOLATION [2021-10-28 22:56:05,257 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr3REQUIRES_VIOLATION [2021-10-28 22:56:05,258 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr4REQUIRES_VIOLATION [2021-10-28 22:56:05,258 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_destroy_msgsErr5REQUIRES_VIOLATION [2021-10-28 22:56:05,258 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,258 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_dev_get_drvdataErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,258 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,259 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,259 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,259 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,259 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,259 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,260 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,260 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,260 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,260 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr2REQUIRES_VIOLATION [2021-10-28 22:56:05,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr3REQUIRES_VIOLATION [2021-10-28 22:56:05,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr4REQUIRES_VIOLATION [2021-10-28 22:56:05,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_msg_fillErr5REQUIRES_VIOLATION [2021-10-28 22:56:05,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,261 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,262 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,262 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,262 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,262 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE [2021-10-28 22:56:05,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_kobject_createErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,263 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,264 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr2REQUIRES_VIOLATION [2021-10-28 22:56:05,264 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_delErr3REQUIRES_VIOLATION [2021-10-28 22:56:05,264 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr0REQUIRES_VIOLATION [2021-10-28 22:56:05,264 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_list_add_tailErr1REQUIRES_VIOLATION [2021-10-28 22:56:05,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-28 22:56:05,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 22:56:05,478 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-10-28 22:56:05,481 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:56:05,491 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2021-10-28 22:56:05,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:56:05 BoogieIcfgContainer [2021-10-28 22:56:05,507 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:56:05,508 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:56:05,508 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:56:05,508 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:56:05,509 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:56:03" (3/4) ... [2021-10-28 22:56:05,526 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 22:56:05,526 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:56:05,527 INFO L168 Benchmark]: Toolchain (without parser) took 4414.01 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 49.4 MB in the beginning and 50.8 MB in the end (delta: -1.3 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:05,527 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory is still 34.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:56:05,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.07 ms. Allocated memory is still 73.4 MB. Free memory was 49.2 MB in the beginning and 38.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:05,529 INFO L168 Benchmark]: Boogie Preprocessor took 151.89 ms. Allocated memory is still 73.4 MB. Free memory was 38.6 MB in the beginning and 53.2 MB in the end (delta: -14.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:05,529 INFO L168 Benchmark]: RCFGBuilder took 1283.10 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 53.1 MB in the beginning and 68.1 MB in the end (delta: -15.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:05,530 INFO L168 Benchmark]: TraceAbstraction took 2224.03 ms. Allocated memory is still 96.5 MB. Free memory was 67.6 MB in the beginning and 50.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:56:05,530 INFO L168 Benchmark]: Witness Printer took 18.12 ms. Allocated memory is still 96.5 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:56:05,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory is still 34.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 731.07 ms. Allocated memory is still 73.4 MB. Free memory was 49.2 MB in the beginning and 38.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 151.89 ms. Allocated memory is still 73.4 MB. Free memory was 38.6 MB in the beginning and 53.2 MB in the end (delta: -14.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1283.10 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 53.1 MB in the beginning and 68.1 MB in the end (delta: -15.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2224.03 ms. Allocated memory is still 96.5 MB. Free memory was 67.6 MB in the beginning and 50.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * Witness Printer took 18.12 ms. Allocated memory is still 96.5 MB. Free memory is still 50.8 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: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 781]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 781. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L761] struct ldv_device *saved_device_20; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, \old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, saved_device_20={0:0}] [L782] CALL entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, saved_device_20={0:0}] [L778] CALL alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, saved_device_20={0:0}] [L772] CALL, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, ldv_global_msg_list={-2147483648:0}, saved_device_20={0:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L772] RET, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, ldv_malloc(sizeof(struct A20))={1:0}, saved_device_20={0:0}] [L772] struct A20 *p = (struct A20*)ldv_malloc(sizeof(struct A20)); [L773] COND TRUE \read(*p) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, p={1:0}, saved_device_20={0:0}] [L774] CALL ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1:4}, ldv_global_msg_list={-2147483648:0}, saved_device_20={0:0}] [L763] saved_device_20 = dev VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1:4}, dev={1:4}, ldv_global_msg_list={-2147483648:0}, saved_device_20={1:4}] [L774] RET ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, p={1:0}, saved_device_20={1:4}] [L778] RET alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, saved_device_20={1:4}] [L779] saved_device_20 = 0 VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, saved_device_20={0:0}] [L782] RET entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483648:0}, saved_device_20={0:0}] - UnprovableResult [Line: 578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 578]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 658]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 658]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 660]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 660]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 540]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 540]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 541]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 541]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 548]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 548]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 549]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 549]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 550]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 550]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 623]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 623]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 554]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 666]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 666]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 668]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 668]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 559]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 559]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 607]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 619]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 619]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 593]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 594]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 588]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 588]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 702]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 567]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 563]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - UnprovableResult [Line: 563]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 51 procedures, 344 locations, 71 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 56 SDtfs, 5 SDslu, 93 SDs, 0 SdLazy, 23 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 160 SizeOfPredicates, 0 NumberOfNonLiveVariables, 182 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-28 22:56:05,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05435fdb-a741-4af9-89b6-ef61189c21de/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...