./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer --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 a3c246dc22ee025e6722717057cde618bbb130ed .................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer --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 a3c246dc22ee025e6722717057cde618bbb130ed ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:54:47,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:54:47,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:54:47,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:54:47,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:54:47,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:54:47,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:54:47,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:54:47,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:54:47,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:54:47,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:54:47,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:54:47,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:54:47,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:54:47,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:54:47,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:54:47,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:54:47,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:54:47,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:54:47,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:54:47,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:54:47,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:54:47,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:54:47,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:54:47,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:54:47,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:54:47,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:54:47,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:54:47,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:54:47,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:54:47,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:54:47,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:54:47,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:54:47,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:54:47,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:54:47,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:54:47,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:54:47,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:54:47,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:54:47,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:54:47,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:54:47,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2020-11-29 20:54:47,841 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:54:47,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:54:47,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:54:47,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:54:47,847 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:54:47,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:54:47,848 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:54:47,849 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:54:47,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:54:47,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:54:47,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:54:47,851 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:54:47,851 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:54:47,852 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:54:47,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:54:47,852 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:54:47,852 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:54:47,853 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:54:47,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:54:47,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:54:47,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:54:47,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:54:47,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:54:47,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:54:47,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:54:47,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:54:47,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:54:47,856 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:54:47,856 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-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3c246dc22ee025e6722717057cde618bbb130ed [2020-11-29 20:54:48,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:54:48,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:54:48,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:54:48,241 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:54:48,242 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:54:48,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5.i [2020-11-29 20:54:48,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data/03e0ad8b0/dcdc80ddd7864236ae30f5897d38a875/FLAG090f8f121 [2020-11-29 20:54:49,019 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:54:49,019 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/sv-benchmarks/c/ldv-memsafety/memleaks_test5.i [2020-11-29 20:54:49,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data/03e0ad8b0/dcdc80ddd7864236ae30f5897d38a875/FLAG090f8f121 [2020-11-29 20:54:49,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data/03e0ad8b0/dcdc80ddd7864236ae30f5897d38a875 [2020-11-29 20:54:49,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:54:49,226 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:54:49,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:49,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:54:49,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:54:49,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:49" (1/1) ... [2020-11-29 20:54:49,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9acb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:49, skipping insertion in model container [2020-11-29 20:54:49,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:49" (1/1) ... [2020-11-29 20:54:49,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:54:49,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:54:49,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:54:49,957 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) [2020-11-29 20:54:49,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bec58d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:49, skipping insertion in model container [2020-11-29 20:54:49,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:49,960 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 20:54:49,966 INFO L168 Benchmark]: Toolchain (without parser) took 736.86 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 48.0 MB in the beginning and 71.8 MB in the end (delta: -23.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 20:54:49,968 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 81.8 MB. Free memory was 52.5 MB in the beginning and 52.5 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:54:49,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.33 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 48.0 MB in the beginning and 71.8 MB in the end (delta: -23.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 20:54:49,974 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 81.8 MB. Free memory was 52.5 MB in the beginning and 52.5 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 732.33 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 48.0 MB in the beginning and 71.8 MB in the end (delta: -23.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:54:52,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:54:52,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:54:52,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:54:52,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:54:52,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:54:52,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:54:52,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:54:52,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:54:52,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:54:52,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:54:52,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:54:52,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:54:52,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:54:52,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:54:52,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:54:52,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:54:52,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:54:52,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:54:52,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:54:52,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:54:52,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:54:52,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:54:52,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:54:52,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:54:52,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:54:52,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:54:52,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:54:52,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:54:52,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:54:52,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:54:52,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:54:52,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:54:52,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:54:52,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:54:52,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:54:52,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:54:52,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:54:52,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:54:52,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:54:52,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:54:52,929 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2020-11-29 20:54:53,003 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:54:53,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:54:53,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:54:53,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:54:53,009 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:54:53,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:54:53,009 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:54:53,010 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:54:53,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:54:53,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:54:53,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:54:53,012 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:54:53,012 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:54:53,013 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:54:53,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:54:53,013 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:54:53,013 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:54:53,014 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:54:53,014 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:54:53,014 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:54:53,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:54:53,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:54:53,015 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:54:53,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:54:53,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:54:53,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:54:53,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:54:53,017 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:54:53,017 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:54:53,017 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:54:53,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:54:53,018 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-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3c246dc22ee025e6722717057cde618bbb130ed [2020-11-29 20:54:53,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:54:53,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:54:53,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:54:53,618 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:54:53,619 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:54:53,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5.i [2020-11-29 20:54:53,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data/b08a43e04/a15817bfc5664dde858e1af72cfd9864/FLAG9f28464f9 [2020-11-29 20:54:54,512 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:54:54,513 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/sv-benchmarks/c/ldv-memsafety/memleaks_test5.i [2020-11-29 20:54:54,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data/b08a43e04/a15817bfc5664dde858e1af72cfd9864/FLAG9f28464f9 [2020-11-29 20:54:54,710 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/data/b08a43e04/a15817bfc5664dde858e1af72cfd9864 [2020-11-29 20:54:54,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:54:54,716 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:54:54,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:54,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:54:54,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:54:54,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:54" (1/1) ... [2020-11-29 20:54:54,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11fb5d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:54, skipping insertion in model container [2020-11-29 20:54:54,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:54" (1/1) ... [2020-11-29 20:54:54,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:54:54,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:54:55,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:54:55,562 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-29 20:54:55,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:54:55,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:54:55,661 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:54:55,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:54:55,850 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:54:55,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55 WrapperNode [2020-11-29 20:54:55,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:55,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:54:55,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:54:55,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:54:55,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (1/1) ... [2020-11-29 20:54:55,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (1/1) ... [2020-11-29 20:54:55,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (1/1) ... [2020-11-29 20:54:55,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (1/1) ... [2020-11-29 20:54:55,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (1/1) ... [2020-11-29 20:54:55,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (1/1) ... [2020-11-29 20:54:55,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (1/1) ... [2020-11-29 20:54:55,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:54:55,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:54:55,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:54:55,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:54:55,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:54:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-29 20:54:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:54:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-11-29 20:54:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2020-11-29 20:54:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-11-29 20:54:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-11-29 20:54:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-11-29 20:54:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-11-29 20:54:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-11-29 20:54:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2020-11-29 20:54:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2020-11-29 20:54:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-11-29 20:54:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-11-29 20:54:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2020-11-29 20:54:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2020-11-29 20:54:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2020-11-29 20:54:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2020-11-29 20:54:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2020-11-29 20:54:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2020-11-29 20:54:56,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2020-11-29 20:54:56,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2020-11-29 20:54:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2020-11-29 20:54:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2020-11-29 20:54:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2020-11-29 20:54:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-11-29 20:54:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-11-29 20:54:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2020-11-29 20:54:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2020-11-29 20:54:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2020-11-29 20:54:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2020-11-29 20:54:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2020-11-29 20:54:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2020-11-29 20:54:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2020-11-29 20:54:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2020-11-29 20:54:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2020-11-29 20:54:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2020-11-29 20:54:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2020-11-29 20:54:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2020-11-29 20:54:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2020-11-29 20:54:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2020-11-29 20:54:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-11-29 20:54:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2020-11-29 20:54:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure h5 [2020-11-29 20:54:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure g5 [2020-11-29 20:54:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2020-11-29 20:54:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-29 20:54:56,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-11-29 20:54:56,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-11-29 20:54:56,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-11-29 20:54:56,069 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-11-29 20:54:56,069 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-11-29 20:54:56,069 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-11-29 20:54:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-11-29 20:54:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-11-29 20:54:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-11-29 20:54:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-11-29 20:54:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-11-29 20:54:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-11-29 20:54:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-11-29 20:54:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-11-29 20:54:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-11-29 20:54:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-11-29 20:54:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-11-29 20:54:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-11-29 20:54:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-11-29 20:54:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-11-29 20:54:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-11-29 20:54:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-11-29 20:54:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-11-29 20:54:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-11-29 20:54:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-11-29 20:54:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-11-29 20:54:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-11-29 20:54:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-11-29 20:54:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-11-29 20:54:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-11-29 20:54:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-11-29 20:54:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-11-29 20:54:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-11-29 20:54:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-11-29 20:54:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-11-29 20:54:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-11-29 20:54:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-11-29 20:54:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-11-29 20:54:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-11-29 20:54:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-11-29 20:54:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-11-29 20:54:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-11-29 20:54:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-11-29 20:54:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-11-29 20:54:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-11-29 20:54:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-11-29 20:54:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-11-29 20:54:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-11-29 20:54:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-11-29 20:54:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-11-29 20:54:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-11-29 20:54:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-11-29 20:54:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-11-29 20:54:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-11-29 20:54:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-11-29 20:54:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-11-29 20:54:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-11-29 20:54:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-11-29 20:54:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-29 20:54:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-11-29 20:54:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-11-29 20:54:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-29 20:54:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-11-29 20:54:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-11-29 20:54:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-11-29 20:54:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-11-29 20:54:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-29 20:54:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-11-29 20:54:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-11-29 20:54:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-11-29 20:54:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-29 20:54:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-11-29 20:54:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-11-29 20:54:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-11-29 20:54:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-11-29 20:54:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-11-29 20:54:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-11-29 20:54:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-11-29 20:54:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-11-29 20:54:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-11-29 20:54:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-11-29 20:54:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-11-29 20:54:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-11-29 20:54:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-11-29 20:54:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-11-29 20:54:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-11-29 20:54:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-11-29 20:54:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-11-29 20:54:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-11-29 20:54:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-11-29 20:54:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-11-29 20:54:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-11-29 20:54:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-11-29 20:54:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-11-29 20:54:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-11-29 20:54:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-11-29 20:54:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-11-29 20:54:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-11-29 20:54:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-11-29 20:54:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-11-29 20:54:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-11-29 20:54:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-11-29 20:54:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-11-29 20:54:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-11-29 20:54:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-11-29 20:54:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-11-29 20:54:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-11-29 20:54:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-11-29 20:54:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-11-29 20:54:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-11-29 20:54:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-11-29 20:54:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-29 20:54:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2020-11-29 20:54:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2020-11-29 20:54:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-11-29 20:54:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-11-29 20:54:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-11-29 20:54:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 20:54:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-11-29 20:54:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-11-29 20:54:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2020-11-29 20:54:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 20:54:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2020-11-29 20:54:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2020-11-29 20:54:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2020-11-29 20:54:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 20:54:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2020-11-29 20:54:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2020-11-29 20:54:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2020-11-29 20:54:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2020-11-29 20:54:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-11-29 20:54:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2020-11-29 20:54:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 20:54:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2020-11-29 20:54:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2020-11-29 20:54:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-11-29 20:54:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-11-29 20:54:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2020-11-29 20:54:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 20:54:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 20:54:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2020-11-29 20:54:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2020-11-29 20:54:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-11-29 20:54:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2020-11-29 20:54:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2020-11-29 20:54:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2020-11-29 20:54:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2020-11-29 20:54:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2020-11-29 20:54:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2020-11-29 20:54:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2020-11-29 20:54:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2020-11-29 20:54:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2020-11-29 20:54:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2020-11-29 20:54:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2020-11-29 20:54:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-11-29 20:54:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-11-29 20:54:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure g [2020-11-29 20:54:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure h5 [2020-11-29 20:54:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure g5 [2020-11-29 20:54:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2020-11-29 20:54:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-29 20:54:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-29 20:54:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:54:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 20:54:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:54:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2020-11-29 20:54:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-11-29 20:54:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-11-29 20:54:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-11-29 20:54:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-11-29 20:54:56,991 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:54:57,539 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:54:58,032 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:54:58,032 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-29 20:54:58,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:54:58 BoogieIcfgContainer [2020-11-29 20:54:58,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:54:58,041 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 20:54:58,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 20:54:58,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 20:54:58,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 08:54:54" (1/3) ... [2020-11-29 20:54:58,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c34645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:54:58, skipping insertion in model container [2020-11-29 20:54:58,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:55" (2/3) ... [2020-11-29 20:54:58,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c34645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:54:58, skipping insertion in model container [2020-11-29 20:54:58,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:54:58" (3/3) ... [2020-11-29 20:54:58,053 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test5.i [2020-11-29 20:54:58,067 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 20:54:58,073 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2020-11-29 20:54:58,089 INFO L253 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2020-11-29 20:54:58,111 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 20:54:58,112 INFO L378 AbstractCegarLoop]: Hoare is false [2020-11-29 20:54:58,112 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 20:54:58,112 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:54:58,112 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:54:58,113 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 20:54:58,113 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:54:58,113 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 20:54:58,136 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2020-11-29 20:54:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 20:54:58,146 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:54:58,147 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:54:58,148 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2020-11-29 20:54:58,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:54:58,155 INFO L82 PathProgramCache]: Analyzing trace with hash -797462538, now seen corresponding path program 1 times [2020-11-29 20:54:58,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:54:58,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2055358450] [2020-11-29 20:54:58,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-29 20:54:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:54:58,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 20:54:58,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:54:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:54:58,721 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:54:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:54:58,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2055358450] [2020-11-29 20:54:58,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:54:58,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2020-11-29 20:54:58,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596397048] [2020-11-29 20:54:58,958 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 20:54:58,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:54:58,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 20:54:58,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-11-29 20:54:58,991 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 9 states. [2020-11-29 20:54:59,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:54:59,140 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2020-11-29 20:54:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 20:54:59,144 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2020-11-29 20:54:59,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:54:59,155 INFO L225 Difference]: With dead ends: 33 [2020-11-29 20:54:59,156 INFO L226 Difference]: Without dead ends: 30 [2020-11-29 20:54:59,158 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-11-29 20:54:59,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-11-29 20:54:59,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-11-29 20:54:59,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-11-29 20:54:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2020-11-29 20:54:59,207 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 20 [2020-11-29 20:54:59,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:54:59,209 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2020-11-29 20:54:59,209 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 20:54:59,209 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-11-29 20:54:59,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 20:54:59,211 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:54:59,211 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:54:59,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-29 20:54:59,434 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2020-11-29 20:54:59,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:54:59,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1048465454, now seen corresponding path program 1 times [2020-11-29 20:54:59,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:54:59,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735558753] [2020-11-29 20:54:59,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-29 20:54:59,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:54:59,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 12 conjunts are in the unsatisfiable core [2020-11-29 20:54:59,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:55:00,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:00,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:55:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:00,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735558753] [2020-11-29 20:55:00,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:55:00,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 8] imperfect sequences [] total 16 [2020-11-29 20:55:00,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71792321] [2020-11-29 20:55:00,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-11-29 20:55:00,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:55:00,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-11-29 20:55:00,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2020-11-29 20:55:00,658 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 17 states. [2020-11-29 20:55:01,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:55:01,465 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2020-11-29 20:55:01,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-11-29 20:55:01,466 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 21 [2020-11-29 20:55:01,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:55:01,469 INFO L225 Difference]: With dead ends: 46 [2020-11-29 20:55:01,469 INFO L226 Difference]: Without dead ends: 46 [2020-11-29 20:55:01,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2020-11-29 20:55:01,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-11-29 20:55:01,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2020-11-29 20:55:01,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-29 20:55:01,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 45 transitions. [2020-11-29 20:55:01,485 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 45 transitions. Word has length 21 [2020-11-29 20:55:01,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:55:01,486 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 45 transitions. [2020-11-29 20:55:01,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-11-29 20:55:01,486 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2020-11-29 20:55:01,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 20:55:01,489 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:55:01,489 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:55:01,713 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-29 20:55:01,714 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2020-11-29 20:55:01,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:55:01,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1857308936, now seen corresponding path program 1 times [2020-11-29 20:55:01,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:55:01,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [375642745] [2020-11-29 20:55:01,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-29 20:55:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:55:01,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjunts are in the unsatisfiable core [2020-11-29 20:55:01,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:55:02,014 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-11-29 20:55:02,015 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 20:55:02,021 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 20:55:02,021 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-29 20:55:02,022 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2020-11-29 20:55:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:02,128 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:55:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:02,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [375642745] [2020-11-29 20:55:02,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:55:02,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2020-11-29 20:55:02,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668841732] [2020-11-29 20:55:02,367 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 20:55:02,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:55:02,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 20:55:02,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-11-29 20:55:02,368 INFO L87 Difference]: Start difference. First operand 43 states and 45 transitions. Second operand 9 states. [2020-11-29 20:55:02,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:55:02,588 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2020-11-29 20:55:02,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 20:55:02,589 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-11-29 20:55:02,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:55:02,591 INFO L225 Difference]: With dead ends: 43 [2020-11-29 20:55:02,591 INFO L226 Difference]: Without dead ends: 43 [2020-11-29 20:55:02,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-11-29 20:55:02,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-29 20:55:02,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-11-29 20:55:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-29 20:55:02,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2020-11-29 20:55:02,605 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 22 [2020-11-29 20:55:02,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:55:02,605 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2020-11-29 20:55:02,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 20:55:02,606 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2020-11-29 20:55:02,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 20:55:02,611 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:55:02,611 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:55:02,832 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-29 20:55:02,833 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2020-11-29 20:55:02,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:55:02,833 INFO L82 PathProgramCache]: Analyzing trace with hash 2144255353, now seen corresponding path program 1 times [2020-11-29 20:55:02,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:55:02,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [762716226] [2020-11-29 20:55:02,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-29 20:55:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:55:03,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 17 conjunts are in the unsatisfiable core [2020-11-29 20:55:03,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:55:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:03,233 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:55:03,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:03,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [762716226] [2020-11-29 20:55:03,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:55:03,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 9 [2020-11-29 20:55:03,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609376685] [2020-11-29 20:55:03,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 20:55:03,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:55:03,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 20:55:03,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-11-29 20:55:03,466 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 9 states. [2020-11-29 20:55:03,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:55:03,597 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2020-11-29 20:55:03,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 20:55:03,598 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-11-29 20:55:03,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:55:03,599 INFO L225 Difference]: With dead ends: 41 [2020-11-29 20:55:03,599 INFO L226 Difference]: Without dead ends: 41 [2020-11-29 20:55:03,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-11-29 20:55:03,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-11-29 20:55:03,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 39. [2020-11-29 20:55:03,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-11-29 20:55:03,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2020-11-29 20:55:03,612 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 39 transitions. Word has length 22 [2020-11-29 20:55:03,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:55:03,612 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 39 transitions. [2020-11-29 20:55:03,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 20:55:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2020-11-29 20:55:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 20:55:03,615 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:55:03,616 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:55:03,832 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-29 20:55:03,833 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2020-11-29 20:55:03,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:55:03,834 INFO L82 PathProgramCache]: Analyzing trace with hash -714793594, now seen corresponding path program 1 times [2020-11-29 20:55:03,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:55:03,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316197390] [2020-11-29 20:55:03,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-29 20:55:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:55:04,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 20:55:04,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:55:04,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:04,082 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:55:04,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:04,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316197390] [2020-11-29 20:55:04,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:55:04,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-29 20:55:04,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255051862] [2020-11-29 20:55:04,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:55:04,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:55:04,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:55:04,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:55:04,272 INFO L87 Difference]: Start difference. First operand 39 states and 39 transitions. Second operand 3 states. [2020-11-29 20:55:04,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:55:04,322 INFO L93 Difference]: Finished difference Result 42 states and 41 transitions. [2020-11-29 20:55:04,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:55:04,323 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-29 20:55:04,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:55:04,324 INFO L225 Difference]: With dead ends: 42 [2020-11-29 20:55:04,324 INFO L226 Difference]: Without dead ends: 28 [2020-11-29 20:55:04,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:55:04,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-11-29 20:55:04,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2020-11-29 20:55:04,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-11-29 20:55:04,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 27 transitions. [2020-11-29 20:55:04,331 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 27 transitions. Word has length 24 [2020-11-29 20:55:04,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:55:04,332 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 27 transitions. [2020-11-29 20:55:04,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:55:04,332 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2020-11-29 20:55:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 20:55:04,334 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:55:04,334 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:55:04,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-29 20:55:04,535 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, g5Err2ASSERT_VIOLATIONMEMORY_FREE, g5Err0ASSERT_VIOLATIONMEMORY_FREE, g5Err1ASSERT_VIOLATIONMEMORY_FREE, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2020-11-29 20:55:04,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:55:04,536 INFO L82 PathProgramCache]: Analyzing trace with hash -745239103, now seen corresponding path program 1 times [2020-11-29 20:55:04,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:55:04,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [128227348] [2020-11-29 20:55:04,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-11-29 20:55:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:55:04,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 22 conjunts are in the unsatisfiable core [2020-11-29 20:55:04,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:55:09,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:09,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:55:15,617 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| |c_#valid|) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |c_old(#valid)| v_entry_point_~p~1.base_15 (_ bv0 1)))) (= (_ bv0 1) (select |c_old(#valid)| v_entry_point_~p~1.base_15)))))) is different from false [2020-11-29 20:55:15,776 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| c_entry_point_~p~1.base (_ bv0 1))) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |c_old(#valid)| v_entry_point_~p~1.base_15 (_ bv0 1)))) (= (_ bv0 1) (select |c_old(#valid)| v_entry_point_~p~1.base_15)))))) is different from false [2020-11-29 20:55:15,823 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_14|]} [2020-11-29 20:55:15,837 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= |v_old(#valid)_BEFORE_CALL_13| |c_#valid|))) is different from false [2020-11-29 20:55:15,847 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= |v_old(#valid)_BEFORE_CALL_13| |c_#valid|))) is different from true [2020-11-29 20:55:15,875 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_14|]} [2020-11-29 20:55:15,918 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_14|]} [2020-11-29 20:55:15,930 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= (store |c_#valid| c_g5_~p.base (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|))) is different from false [2020-11-29 20:55:15,937 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= (store |c_#valid| c_g5_~p.base (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|))) is different from true [2020-11-29 20:55:15,956 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_14|]} [2020-11-29 20:55:15,990 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_14|]} [2020-11-29 20:55:16,022 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_14|]} [2020-11-29 20:55:16,067 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_14|]} [2020-11-29 20:55:16,077 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |c_g5_#in~p.base| (_ bv0 1))))) is different from false [2020-11-29 20:55:16,085 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |c_g5_#in~p.base| (_ bv0 1))))) is different from true [2020-11-29 20:55:22,348 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |v_entry_point_#t~ret39.base_36| (_ bv0 1))) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |c_old(#valid)| v_entry_point_~p~1.base_15 (_ bv0 1)))) (= (_ bv0 1) (select |c_old(#valid)| v_entry_point_~p~1.base_15)))) (not (= (_ bv0 1) (select |c_#valid| |v_entry_point_#t~ret39.base_36|))))) is different from false [2020-11-29 20:55:22,361 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2020-11-29 20:55:22,368 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_15|]} [2020-11-29 20:55:22,378 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |c_h5_#res.base| (_ bv0 1))) (exists ((v_prenex_4 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_4 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_4)))) (exists ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (and (= (select |c_old(#valid)| |v_entry_point_#t~ret39.base_36|) (_ bv0 1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3))) (not (= v_prenex_3 (store |c_old(#valid)| |v_entry_point_#t~ret39.base_36| (_ bv0 1)))))))) is different from false [2020-11-29 20:55:22,385 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |c_h5_#res.base| (_ bv0 1))) (exists ((v_prenex_4 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_4 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_4)))) (exists ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (and (= (select |c_old(#valid)| |v_entry_point_#t~ret39.base_36|) (_ bv0 1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3))) (not (= v_prenex_3 (store |c_old(#valid)| |v_entry_point_#t~ret39.base_36| (_ bv0 1)))))))) is different from true [2020-11-29 20:55:22,395 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2020-11-29 20:55:22,409 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_15|]} [2020-11-29 20:55:22,432 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2020-11-29 20:55:22,450 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_15|]} [2020-11-29 20:55:22,462 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_4 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_4 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_4)))) (exists ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (and (= (select |c_old(#valid)| |v_entry_point_#t~ret39.base_36|) (_ bv0 1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3))) (not (= v_prenex_3 (store |c_old(#valid)| |v_entry_point_#t~ret39.base_36| (_ bv0 1)))))) (= (store |c_#valid| |c_h5_#t~ret38.base| (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|))) is different from false [2020-11-29 20:55:22,469 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_4 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_4 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_4)))) (exists ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (and (= (select |c_old(#valid)| |v_entry_point_#t~ret39.base_36|) (_ bv0 1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3))) (not (= v_prenex_3 (store |c_old(#valid)| |v_entry_point_#t~ret39.base_36| (_ bv0 1)))))) (= (store |c_#valid| |c_h5_#t~ret38.base| (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|))) is different from true [2020-11-29 20:55:22,569 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2020-11-29 20:55:22,580 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_15|]} [2020-11-29 20:55:22,595 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1))) (|v_h5_#t~ret38.base_66| (_ BitVec 32))) (or (exists ((v_prenex_4 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_4 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_4)))) (not (= (select |c_#valid| |v_h5_#t~ret38.base_66|) (_ bv0 1))) (= (store |c_#valid| |v_h5_#t~ret38.base_66| (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|) (exists ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (and (= (select |c_old(#valid)| |v_entry_point_#t~ret39.base_36|) (_ bv0 1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3))) (not (= v_prenex_3 (store |c_old(#valid)| |v_entry_point_#t~ret39.base_36| (_ bv0 1)))))))) is different from false [2020-11-29 20:55:22,604 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1))) (|v_h5_#t~ret38.base_66| (_ BitVec 32))) (or (exists ((v_prenex_4 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_4 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_4)))) (not (= (select |c_#valid| |v_h5_#t~ret38.base_66|) (_ bv0 1))) (= (store |c_#valid| |v_h5_#t~ret38.base_66| (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|) (exists ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (and (= (select |c_old(#valid)| |v_entry_point_#t~ret39.base_36|) (_ bv0 1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3))) (not (= v_prenex_3 (store |c_old(#valid)| |v_entry_point_#t~ret39.base_36| (_ bv0 1)))))))) is different from true [2020-11-29 20:55:22,670 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2020-11-29 20:55:22,690 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2020-11-29 20:55:22,699 INFO L441 ElimStorePlain]: Different costs {0=[v_prenex_8, v_prenex_5], 5=[v_prenex_6]} [2020-11-29 20:55:22,709 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_16|, |v_old(#valid)_BEFORE_CALL_15|]} [2020-11-29 20:55:22,744 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_16| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((|v_h5_#t~ret38.base_66| (_ BitVec 32)) (v_prenex_5 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_6 (Array (_ BitVec 32) (_ BitVec 1)))) (and (forall ((v_prenex_4 (_ BitVec 32))) (or (= (store v_prenex_6 v_prenex_4 (_ bv0 1)) v_prenex_5) (not (= (_ bv0 1) (select v_prenex_6 v_prenex_4))))) (not (= (store |c_old(#valid)| |v_h5_#t~ret38.base_66| (_ bv0 1)) v_prenex_5)) (= (_ bv0 1) (select |c_old(#valid)| |v_h5_#t~ret38.base_66|)) (forall ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (or (= (store |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36| (_ bv0 1)) v_prenex_3) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= (store v_prenex_6 v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3)) (= (_ bv0 1) (select v_prenex_6 v_entry_point_~p~1.base_15)))) (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36|))))))) (exists ((v_prenex_10 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_10 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_10)))) (exists ((v_prenex_8 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_7 (_ BitVec 32))) (and (forall ((v_prenex_9 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_9))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_9 (_ bv0 1)) v_prenex_8))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| v_prenex_7)) (not (= (store |v_old(#valid)_BEFORE_CALL_16| v_prenex_7 (_ bv0 1)) v_prenex_8)))) (= (store |c_#valid| |c_ldv_malloc_#res.base| (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|))) is different from false [2020-11-29 20:55:22,754 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_16| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((|v_h5_#t~ret38.base_66| (_ BitVec 32)) (v_prenex_5 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_6 (Array (_ BitVec 32) (_ BitVec 1)))) (and (forall ((v_prenex_4 (_ BitVec 32))) (or (= (store v_prenex_6 v_prenex_4 (_ bv0 1)) v_prenex_5) (not (= (_ bv0 1) (select v_prenex_6 v_prenex_4))))) (not (= (store |c_old(#valid)| |v_h5_#t~ret38.base_66| (_ bv0 1)) v_prenex_5)) (= (_ bv0 1) (select |c_old(#valid)| |v_h5_#t~ret38.base_66|)) (forall ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (or (= (store |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36| (_ bv0 1)) v_prenex_3) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= (store v_prenex_6 v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3)) (= (_ bv0 1) (select v_prenex_6 v_entry_point_~p~1.base_15)))) (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36|))))))) (exists ((v_prenex_10 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_10 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_10)))) (exists ((v_prenex_8 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_7 (_ BitVec 32))) (and (forall ((v_prenex_9 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_9))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_9 (_ bv0 1)) v_prenex_8))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| v_prenex_7)) (not (= (store |v_old(#valid)_BEFORE_CALL_16| v_prenex_7 (_ bv0 1)) v_prenex_8)))) (= (store |c_#valid| |c_ldv_malloc_#res.base| (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|))) is different from true [2020-11-29 20:55:22,808 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2020-11-29 20:55:22,825 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2020-11-29 20:55:22,832 INFO L441 ElimStorePlain]: Different costs {0=[v_prenex_8, v_prenex_5], 5=[v_prenex_6]} [2020-11-29 20:55:22,840 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_16|, |v_old(#valid)_BEFORE_CALL_15|]} [2020-11-29 20:55:22,911 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2020-11-29 20:55:22,927 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2020-11-29 20:55:22,931 INFO L441 ElimStorePlain]: Different costs {0=[v_prenex_8, v_prenex_5], 5=[v_prenex_6]} [2020-11-29 20:55:22,940 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_16|, |v_old(#valid)_BEFORE_CALL_15|]} [2020-11-29 20:55:22,982 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ldv_malloc_#res.base_55| (_ BitVec 32)) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_16| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |v_ldv_malloc_#res.base_55| (_ bv0 1))) (exists ((|v_h5_#t~ret38.base_66| (_ BitVec 32)) (v_prenex_5 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_6 (Array (_ BitVec 32) (_ BitVec 1)))) (and (forall ((v_prenex_4 (_ BitVec 32))) (or (= (store v_prenex_6 v_prenex_4 (_ bv0 1)) v_prenex_5) (not (= (_ bv0 1) (select v_prenex_6 v_prenex_4))))) (not (= (store |c_old(#valid)| |v_h5_#t~ret38.base_66| (_ bv0 1)) v_prenex_5)) (= (_ bv0 1) (select |c_old(#valid)| |v_h5_#t~ret38.base_66|)) (forall ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (or (= (store |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36| (_ bv0 1)) v_prenex_3) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= (store v_prenex_6 v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3)) (= (_ bv0 1) (select v_prenex_6 v_entry_point_~p~1.base_15)))) (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36|))))))) (not (= (_ bv0 1) (select |c_#valid| |v_ldv_malloc_#res.base_55|))) (exists ((v_prenex_10 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_10 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_10)))) (exists ((v_prenex_8 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_7 (_ BitVec 32))) (and (forall ((v_prenex_9 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_9))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_9 (_ bv0 1)) v_prenex_8))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| v_prenex_7)) (not (= (store |v_old(#valid)_BEFORE_CALL_16| v_prenex_7 (_ bv0 1)) v_prenex_8)))))) is different from false [2020-11-29 20:55:23,015 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ldv_malloc_#res.base_55| (_ BitVec 32)) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_16| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |v_ldv_malloc_#res.base_55| (_ bv0 1))) (exists ((|v_h5_#t~ret38.base_66| (_ BitVec 32)) (v_prenex_5 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_6 (Array (_ BitVec 32) (_ BitVec 1)))) (and (forall ((v_prenex_4 (_ BitVec 32))) (or (= (store v_prenex_6 v_prenex_4 (_ bv0 1)) v_prenex_5) (not (= (_ bv0 1) (select v_prenex_6 v_prenex_4))))) (not (= (store |c_old(#valid)| |v_h5_#t~ret38.base_66| (_ bv0 1)) v_prenex_5)) (= (_ bv0 1) (select |c_old(#valid)| |v_h5_#t~ret38.base_66|)) (forall ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (or (= (store |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36| (_ bv0 1)) v_prenex_3) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= (store v_prenex_6 v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3)) (= (_ bv0 1) (select v_prenex_6 v_entry_point_~p~1.base_15)))) (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36|))))))) (not (= (_ bv0 1) (select |c_#valid| |v_ldv_malloc_#res.base_55|))) (exists ((v_prenex_10 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_10 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_10)))) (exists ((v_prenex_8 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_7 (_ BitVec 32))) (and (forall ((v_prenex_9 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_9))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_9 (_ bv0 1)) v_prenex_8))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| v_prenex_7)) (not (= (store |v_old(#valid)_BEFORE_CALL_16| v_prenex_7 (_ bv0 1)) v_prenex_8)))))) is different from true [2020-11-29 20:55:23,057 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2020-11-29 20:55:23,070 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2020-11-29 20:55:23,077 INFO L441 ElimStorePlain]: Different costs {0=[v_prenex_8, v_prenex_5], 5=[v_prenex_6]} [2020-11-29 20:55:23,087 INFO L441 ElimStorePlain]: Different costs {0=[|v_old(#valid)_BEFORE_CALL_13|], 5=[|v_old(#valid)_BEFORE_CALL_16|, |v_old(#valid)_BEFORE_CALL_15|]} [2020-11-29 20:55:23,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:55:23,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [128227348] [2020-11-29 20:55:23,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:55:23,135 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 15] imperfect sequences [] total 23 [2020-11-29 20:55:23,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75281199] [2020-11-29 20:55:23,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-11-29 20:55:23,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:55:23,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-11-29 20:55:23,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=117, Unknown=32, NotChecked=352, Total=552 [2020-11-29 20:55:23,139 INFO L87 Difference]: Start difference. First operand 28 states and 27 transitions. Second operand 24 states. [2020-11-29 20:55:36,141 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_old(#valid)| |c_#valid|) (forall ((|v_ldv_malloc_#res.base_55| (_ BitVec 32)) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_16| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |v_ldv_malloc_#res.base_55| (_ bv0 1))) (exists ((|v_h5_#t~ret38.base_66| (_ BitVec 32)) (v_prenex_5 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_6 (Array (_ BitVec 32) (_ BitVec 1)))) (and (forall ((v_prenex_4 (_ BitVec 32))) (or (= (store v_prenex_6 v_prenex_4 (_ bv0 1)) v_prenex_5) (not (= (_ bv0 1) (select v_prenex_6 v_prenex_4))))) (not (= (store |c_old(#valid)| |v_h5_#t~ret38.base_66| (_ bv0 1)) v_prenex_5)) (= (_ bv0 1) (select |c_old(#valid)| |v_h5_#t~ret38.base_66|)) (forall ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (or (= (store |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36| (_ bv0 1)) v_prenex_3) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= (store v_prenex_6 v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3)) (= (_ bv0 1) (select v_prenex_6 v_entry_point_~p~1.base_15)))) (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36|))))))) (not (= (_ bv0 1) (select |c_#valid| |v_ldv_malloc_#res.base_55|))) (exists ((v_prenex_10 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_10 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_10)))) (exists ((v_prenex_8 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_7 (_ BitVec 32))) (and (forall ((v_prenex_9 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_9))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_9 (_ bv0 1)) v_prenex_8))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| v_prenex_7)) (not (= (store |v_old(#valid)_BEFORE_CALL_16| v_prenex_7 (_ bv0 1)) v_prenex_8))))))) is different from false [2020-11-29 20:55:36,197 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_16| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((|v_h5_#t~ret38.base_66| (_ BitVec 32)) (v_prenex_5 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_6 (Array (_ BitVec 32) (_ BitVec 1)))) (and (forall ((v_prenex_4 (_ BitVec 32))) (or (= (store v_prenex_6 v_prenex_4 (_ bv0 1)) v_prenex_5) (not (= (_ bv0 1) (select v_prenex_6 v_prenex_4))))) (not (= (store |c_old(#valid)| |v_h5_#t~ret38.base_66| (_ bv0 1)) v_prenex_5)) (= (_ bv0 1) (select |c_old(#valid)| |v_h5_#t~ret38.base_66|)) (forall ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (or (= (store |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36| (_ bv0 1)) v_prenex_3) (exists ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (and (not (= (store v_prenex_6 v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3)) (= (_ bv0 1) (select v_prenex_6 v_entry_point_~p~1.base_15)))) (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| |v_entry_point_#t~ret39.base_36|))))))) (exists ((v_prenex_10 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_10 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_10)))) (exists ((v_prenex_8 (Array (_ BitVec 32) (_ BitVec 1))) (v_prenex_7 (_ BitVec 32))) (and (forall ((v_prenex_9 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_9))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_9 (_ bv0 1)) v_prenex_8))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_16| v_prenex_7)) (not (= (store |v_old(#valid)_BEFORE_CALL_16| v_prenex_7 (_ bv0 1)) v_prenex_8)))) (= (store |c_#valid| |c_ldv_malloc_#res.base| (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|))) (= |c_#valid| (store |c_old(#valid)| |c_ldv_malloc_#res.base| (_ bv1 1))) (= (select |c_old(#valid)| |c_ldv_malloc_#res.base|) (_ bv0 1))) is different from false [2020-11-29 20:55:36,214 WARN L838 $PredicateComparison]: unable to prove that (and (= (store |c_old(#valid)| |c_h5_#t~ret38.base| (_ bv1 1)) |c_#valid|) (= (select |c_old(#valid)| |c_h5_#t~ret38.base|) (_ bv0 1)) (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_4 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_4 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_4)))) (exists ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (and (= (select |c_old(#valid)| |v_entry_point_#t~ret39.base_36|) (_ bv0 1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3))) (not (= v_prenex_3 (store |c_old(#valid)| |v_entry_point_#t~ret39.base_36| (_ bv0 1)))))) (= (store |c_#valid| |c_h5_#t~ret38.base| (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) is different from false [2020-11-29 20:55:36,229 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_15| (Array (_ BitVec 32) (_ BitVec 1)))) (or (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |c_h5_#res.base| (_ bv0 1))) (exists ((v_prenex_4 (_ BitVec 32))) (and (not (= |v_old(#valid)_BEFORE_CALL_13| (store |v_old(#valid)_BEFORE_CALL_15| v_prenex_4 (_ bv0 1)))) (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_prenex_4)))) (exists ((|v_entry_point_#t~ret39.base_36| (_ BitVec 32)) (v_prenex_3 (Array (_ BitVec 32) (_ BitVec 1)))) (and (= (select |c_old(#valid)| |v_entry_point_#t~ret39.base_36|) (_ bv0 1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_15| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_3))) (not (= v_prenex_3 (store |c_old(#valid)| |v_entry_point_#t~ret39.base_36| (_ bv0 1)))))))) (= (select |c_old(#valid)| |c_h5_#res.base|) (_ bv0 1)) (= (store |c_old(#valid)| |c_h5_#res.base| (_ bv1 1)) |c_#valid|)) is different from false [2020-11-29 20:55:38,340 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= |v_old(#valid)_BEFORE_CALL_13| (store |c_#valid| |c_g5_#in~p.base| (_ bv0 1))))) (= |c_old(#valid)| |c_#valid|)) is different from false [2020-11-29 20:55:38,351 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_old(#valid)| |c_#valid|) (= |c_g5_#in~p.base| c_g5_~p.base) (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= (store |c_#valid| c_g5_~p.base (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) is different from false [2020-11-29 20:55:38,381 WARN L838 $PredicateComparison]: unable to prove that (and (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) |c_#valid|) (forall ((|v_old(#valid)_BEFORE_CALL_14| (Array (_ BitVec 32) (_ BitVec 1))) (|v_old(#valid)_BEFORE_CALL_13| (Array (_ BitVec 32) (_ BitVec 1)))) (or (exists ((v_prenex_2 (_ BitVec 32))) (and (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_prenex_2)) (not (= (store |v_old(#valid)_BEFORE_CALL_14| v_prenex_2 (_ bv0 1)) |v_old(#valid)_BEFORE_CALL_13|)))) (exists ((v_prenex_1 (Array (_ BitVec 32) (_ BitVec 1)))) (and (not (= (store |c_old(#valid)| |c_g5_#in~p.base| (_ bv0 1)) v_prenex_1)) (forall ((v_entry_point_~p~1.base_15 (_ BitVec 32))) (or (not (= (_ bv0 1) (select |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15))) (= (store |v_old(#valid)_BEFORE_CALL_14| v_entry_point_~p~1.base_15 (_ bv0 1)) v_prenex_1))))) (= |v_old(#valid)_BEFORE_CALL_13| |c_#valid|)))) is different from false [2020-11-29 20:55:42,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:55:42,498 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2020-11-29 20:55:42,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-29 20:55:42,499 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 27 [2020-11-29 20:55:42,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:55:42,499 INFO L225 Difference]: With dead ends: 27 [2020-11-29 20:55:42,500 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 20:55:42,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 18 IntricatePredicates, 1 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 21.8s TimeCoverageRelationStatistics Valid=75, Invalid=152, Unknown=55, NotChecked=774, Total=1056 [2020-11-29 20:55:42,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 20:55:42,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 20:55:42,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 20:55:42,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 20:55:42,501 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-11-29 20:55:42,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:55:42,502 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:55:42,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-11-29 20:55:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:55:42,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 20:55:42,705 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-29 20:55:42,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 08:55:42 BoogieIcfgContainer [2020-11-29 20:55:42,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 20:55:42,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:55:42,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:55:42,716 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:55:42,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:54:58" (3/4) ... [2020-11-29 20:55:42,720 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 20:55:42,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2020-11-29 20:55:42,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.setCurrentRoundingMode [2020-11-29 20:55:42,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2020-11-29 20:55:42,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint64_identity [2020-11-29 20:55:42,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2020-11-29 20:55:42,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2020-11-29 20:55:42,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2020-11-29 20:55:42,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2020-11-29 20:55:42,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2020-11-29 20:55:42,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2020-11-29 20:55:42,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2020-11-29 20:55:42,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2020-11-29 20:55:42,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2020-11-29 20:55:42,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2020-11-29 20:55:42,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2020-11-29 20:55:42,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2020-11-29 20:55:42,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2020-11-29 20:55:42,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2020-11-29 20:55:42,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2020-11-29 20:55:42,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g5 [2020-11-29 20:55:42,734 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2020-11-29 20:55:42,734 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2020-11-29 20:55:42,734 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2020-11-29 20:55:42,734 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2020-11-29 20:55:42,734 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2020-11-29 20:55:42,734 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2020-11-29 20:55:42,734 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2020-11-29 20:55:42,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2020-11-29 20:55:42,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure h5 [2020-11-29 20:55:42,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2020-11-29 20:55:42,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2020-11-29 20:55:42,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint32_identity [2020-11-29 20:55:42,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2020-11-29 20:55:42,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2020-11-29 20:55:42,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2020-11-29 20:55:42,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint16_identity [2020-11-29 20:55:42,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2020-11-29 20:55:42,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2020-11-29 20:55:42,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2020-11-29 20:55:42,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2020-11-29 20:55:42,737 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2020-11-29 20:55:42,737 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2020-11-29 20:55:42,737 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2020-11-29 20:55:42,737 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2020-11-29 20:55:42,737 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2020-11-29 20:55:42,737 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2020-11-29 20:55:42,737 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2020-11-29 20:55:42,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2020-11-29 20:55:42,749 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2020-11-29 20:55:42,749 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 20:55:42,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 20:55:42,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 20:55:42,751 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:55:42,836 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2905e9f9-41f3-4d24-9c39-b9ed4dda949b/bin/uautomizer/witness.graphml [2020-11-29 20:55:42,836 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:55:42,838 INFO L168 Benchmark]: Toolchain (without parser) took 48121.20 ms. Allocated memory was 67.1 MB in the beginning and 144.7 MB in the end (delta: 77.6 MB). Free memory was 48.0 MB in the beginning and 104.0 MB in the end (delta: -56.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:55:42,843 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 67.1 MB. Free memory is still 49.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:55:42,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1133.24 ms. Allocated memory is still 67.1 MB. Free memory was 47.9 MB in the beginning and 42.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2020-11-29 20:55:42,844 INFO L168 Benchmark]: Boogie Preprocessor took 113.41 ms. Allocated memory is still 67.1 MB. Free memory was 42.5 MB in the beginning and 38.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:55:42,846 INFO L168 Benchmark]: RCFGBuilder took 2068.92 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 37.7 MB in the beginning and 52.0 MB in the end (delta: -14.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:55:42,846 INFO L168 Benchmark]: TraceAbstraction took 44673.14 ms. Allocated memory was 81.8 MB in the beginning and 144.7 MB in the end (delta: 62.9 MB). Free memory was 51.5 MB in the beginning and 110.2 MB in the end (delta: -58.6 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:55:42,847 INFO L168 Benchmark]: Witness Printer took 121.33 ms. Allocated memory is still 144.7 MB. Free memory was 110.2 MB in the beginning and 104.0 MB in the end (delta: 6.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:55:42,850 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 67.1 MB. Free memory is still 49.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1133.24 ms. Allocated memory is still 67.1 MB. Free memory was 47.9 MB in the beginning and 42.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 113.41 ms. Allocated memory is still 67.1 MB. Free memory was 42.5 MB in the beginning and 38.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2068.92 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 37.7 MB in the beginning and 52.0 MB in the end (delta: -14.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 44673.14 ms. Allocated memory was 81.8 MB in the beginning and 144.7 MB in the end (delta: 62.9 MB). Free memory was 51.5 MB in the beginning and 110.2 MB in the end (delta: -58.6 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. * Witness Printer took 121.33 ms. Allocated memory is still 144.7 MB. Free memory was 110.2 MB in the beginning and 104.0 MB in the end (delta: 6.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 682]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 682]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 559]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 559]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 744]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 744]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 607]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 607]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 607]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 607]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 607]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 607]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 587]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 587]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 587]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 587]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 658]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 658]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 660]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 660]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 554]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 554]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 700]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 702]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 702]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 702]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 699]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 700]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 699]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 700]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 593]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 593]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 593]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 593]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 593]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 770]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 541]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 541]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 540]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 540]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 763]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 763]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 763]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 623]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 623]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 666]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 666]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 668]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 668]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 563]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 563]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 619]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 619]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 578]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 578]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 74 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 344 locations, 74 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 44.5s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 20.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 147 SDtfs, 71 SDslu, 675 SDs, 0 SdLazy, 513 SolverSat, 19 SolverUnsat, 14 SolverUnknown, 0 SolverNotchecked, 15.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 285 GetRequests, 208 SyntacticMatches, 3 SemanticMatches, 74 ConstructedPredicates, 18 IntricatePredicates, 1 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 23.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.6s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 260 ConstructedInterpolants, 24 QuantifiedInterpolants, 46798 SizeOfPredicates, 21 NumberOfNonLiveVariables, 506 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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 proved your program to be correct! Received shutdown request...