./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/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 ddfce359b3d8de0c5be1f8bf63d3270573e58c63 ............................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/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 ddfce359b3d8de0c5be1f8bf63d3270573e58c63 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:23:16,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:23:16,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:23:16,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:23:16,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:23:16,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:23:16,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:23:16,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:23:16,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:23:16,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:23:16,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:23:16,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:23:16,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:23:16,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:23:16,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:23:16,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:23:16,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:23:16,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:23:16,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:23:16,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:23:16,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:23:16,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:23:16,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:23:16,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:23:16,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:23:16,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:23:16,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:23:16,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:23:16,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:23:16,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:23:16,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:23:16,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:23:16,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:23:16,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:23:16,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:23:16,912 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:23:16,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:23:16,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:23:16,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:23:16,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:23:16,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:23:16,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-12-07 18:23:16,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:23:16,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:23:16,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:23:16,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:23:16,925 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:23:16,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:23:16,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:23:16,925 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 18:23:16,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:23:16,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:23:16,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:23:16,925 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 18:23:16,926 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 18:23:16,926 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 18:23:16,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:23:16,926 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 18:23:16,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:23:16,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:23:16,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:23:16,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:23:16,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:23:16,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:23:16,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:23:16,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:23:16,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:23:16,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:23:16,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:23:16,928 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:23:16,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8f127bb6-8083-45d7-90b5-adf5cbfc7077/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 -> ddfce359b3d8de0c5be1f8bf63d3270573e58c63 [2019-12-07 18:23:17,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:23:17,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:23:17,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:23:17,045 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:23:17,046 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:23:17,047 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i [2019-12-07 18:23:17,086 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data/1d0ff9a1f/b0404b076f244a0eaaf557f17e4a04b3/FLAG721ca5d3b [2019-12-07 18:23:17,591 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:23:17,591 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i [2019-12-07 18:23:17,601 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data/1d0ff9a1f/b0404b076f244a0eaaf557f17e4a04b3/FLAG721ca5d3b [2019-12-07 18:23:17,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data/1d0ff9a1f/b0404b076f244a0eaaf557f17e4a04b3 [2019-12-07 18:23:17,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:23:17,614 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 18:23:17,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:23:17,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:23:17,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:23:17,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:23:17" (1/1) ... [2019-12-07 18:23:17,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d34426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:17, skipping insertion in model container [2019-12-07 18:23:17,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:23:17" (1/1) ... [2019-12-07 18:23:17,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:23:17,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:23:17,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:23:17,910 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) [2019-12-07 18:23:17,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27228d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:17, skipping insertion in model container [2019-12-07 18:23:17,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:23:17,911 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-12-07 18:23:17,912 INFO L168 Benchmark]: Toolchain (without parser) took 297.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -140.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-12-07 18:23:17,913 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:23:17,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -140.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-12-07 18:23:17,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 295.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -140.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 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 0.1.25-f470102 [2019-12-07 18:23:19,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:23:19,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:23:19,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:23:19,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:23:19,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:23:19,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:23:19,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:23:19,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:23:19,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:23:19,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:23:19,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:23:19,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:23:19,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:23:19,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:23:19,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:23:19,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:23:19,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:23:19,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:23:19,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:23:19,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:23:19,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:23:19,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:23:19,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:23:19,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:23:19,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:23:19,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:23:19,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:23:19,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:23:19,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:23:19,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:23:19,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:23:19,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:23:19,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:23:19,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:23:19,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:23:19,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:23:19,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:23:19,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:23:19,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:23:19,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:23:19,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-12-07 18:23:19,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:23:19,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:23:19,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:23:19,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:23:19,076 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:23:19,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:23:19,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:23:19,076 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 18:23:19,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:23:19,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:23:19,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:23:19,077 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 18:23:19,077 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 18:23:19,077 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 18:23:19,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:23:19,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 18:23:19,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 18:23:19,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 18:23:19,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:23:19,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:23:19,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:23:19,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:23:19,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:23:19,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:23:19,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:23:19,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:23:19,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:23:19,079 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 18:23:19,079 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 18:23:19,079 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:23:19,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:23:19,079 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_8f127bb6-8083-45d7-90b5-adf5cbfc7077/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 -> ddfce359b3d8de0c5be1f8bf63d3270573e58c63 [2019-12-07 18:23:19,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:23:19,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:23:19,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:23:19,250 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:23:19,250 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:23:19,251 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i [2019-12-07 18:23:19,287 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data/66d96c85e/1b110927d61e47b2a2f7e53e6386d730/FLAG8292e2191 [2019-12-07 18:23:19,733 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:23:19,733 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/sv-benchmarks/c/ldv-memsafety/memleaks_test20-1.i [2019-12-07 18:23:19,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data/66d96c85e/1b110927d61e47b2a2f7e53e6386d730/FLAG8292e2191 [2019-12-07 18:23:19,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/bin/uautomizer/data/66d96c85e/1b110927d61e47b2a2f7e53e6386d730 [2019-12-07 18:23:19,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:23:19,755 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-07 18:23:19,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:23:19,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:23:19,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:23:19,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:23:19" (1/1) ... [2019-12-07 18:23:19,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231d58f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:19, skipping insertion in model container [2019-12-07 18:23:19,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:23:19" (1/1) ... [2019-12-07 18:23:19,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:23:19,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:23:20,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:23:20,054 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 18:23:20,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:23:20,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:23:20,108 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:23:20,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:23:20,203 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:23:20,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20 WrapperNode [2019-12-07 18:23:20,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:23:20,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:23:20,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:23:20,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:23:20,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (1/1) ... [2019-12-07 18:23:20,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (1/1) ... [2019-12-07 18:23:20,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (1/1) ... [2019-12-07 18:23:20,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (1/1) ... [2019-12-07 18:23:20,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (1/1) ... [2019-12-07 18:23:20,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (1/1) ... [2019-12-07 18:23:20,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (1/1) ... [2019-12-07 18:23:20,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:23:20,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:23:20,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:23:20,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:23:20,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/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 [2019-12-07 18:23:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-12-07 18:23:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:23:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-12-07 18:23:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-12-07 18:23:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-12-07 18:23:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-12-07 18:23:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-12-07 18:23:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-12-07 18:23:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2019-12-07 18:23:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2019-12-07 18:23:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2019-12-07 18:23:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2019-12-07 18:23:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-12-07 18:23:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-12-07 18:23:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-12-07 18:23:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-12-07 18:23:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-12-07 18:23:20,317 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-12-07 18:23:20,317 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-12-07 18:23:20,318 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-12-07 18:23:20,319 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-12-07 18:23:20,320 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-12-07 18:23:20,321 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-12-07 18:23:20,322 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-12-07 18:23:20,323 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-12-07 18:23:20,324 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-12-07 18:23:20,325 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-12-07 18:23:20,326 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-12-07 18:23:20,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-12-07 18:23:20,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-12-07 18:23:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-12-07 18:23:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-12-07 18:23:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-12-07 18:23:20,665 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 18:23:20,893 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-07 18:23:21,119 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:23:21,119 INFO L287 CfgBuilder]: Removed 1 assume(true) statements. [2019-12-07 18:23:21,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:23:21 BoogieIcfgContainer [2019-12-07 18:23:21,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:23:21,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:23:21,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:23:21,125 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:23:21,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:23:19" (1/3) ... [2019-12-07 18:23:21,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d044a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:23:21, skipping insertion in model container [2019-12-07 18:23:21,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:23:20" (2/3) ... [2019-12-07 18:23:21,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d044a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:23:21, skipping insertion in model container [2019-12-07 18:23:21,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:23:21" (3/3) ... [2019-12-07 18:23:21,128 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test20-1.i [2019-12-07 18:23:21,136 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:23:21,142 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-12-07 18:23:21,149 INFO L249 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-12-07 18:23:21,162 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:23:21,162 INFO L374 AbstractCegarLoop]: Hoare is false [2019-12-07 18:23:21,162 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:23:21,162 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:23:21,162 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:23:21,162 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:23:21,162 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:23:21,163 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:23:21,175 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2019-12-07 18:23:21,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 18:23:21,181 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:23:21,182 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:23:21,182 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-12-07 18:23:21,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:23:21,187 INFO L82 PathProgramCache]: Analyzing trace with hash 497967623, now seen corresponding path program 1 times [2019-12-07 18:23:21,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:23:21,197 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [244304364] [2019-12-07 18:23:21,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/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 [2019-12-07 18:23:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:23:21,331 INFO L264 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 18:23:21,335 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:23:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:23:21,369 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:23:21,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:23:21,452 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [244304364] [2019-12-07 18:23:21,452 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:23:21,452 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 18:23:21,453 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115193770] [2019-12-07 18:23:21,456 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 18:23:21,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:23:21,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 18:23:21,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:23:21,468 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 5 states. [2019-12-07 18:23:21,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:23:21,495 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2019-12-07 18:23:21,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 18:23:21,497 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-12-07 18:23:21,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:23:21,506 INFO L225 Difference]: With dead ends: 35 [2019-12-07 18:23:21,506 INFO L226 Difference]: Without dead ends: 32 [2019-12-07 18:23:21,508 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:23:21,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2019-12-07 18:23:21,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2019-12-07 18:23:21,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-12-07 18:23:21,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-12-07 18:23:21,544 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2019-12-07 18:23:21,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:23:21,544 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-12-07 18:23:21,544 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 18:23:21,544 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-12-07 18:23:21,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 18:23:21,545 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:23:21,545 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:23:21,745 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 18:23:21,746 INFO L410 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, __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]=== [2019-12-07 18:23:21,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:23:21,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1298983736, now seen corresponding path program 1 times [2019-12-07 18:23:21,747 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:23:21,747 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1326135794] [2019-12-07 18:23:21,747 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/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 [2019-12-07 18:23:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:23:21,849 INFO L264 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 18:23:21,850 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:23:21,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:23:21,858 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:23:21,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:23:21,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1326135794] [2019-12-07 18:23:21,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:23:21,933 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 18:23:21,933 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428965965] [2019-12-07 18:23:21,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:23:21,934 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:23:21,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:23:21,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:23:21,935 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2019-12-07 18:23:21,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:23:21,968 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2019-12-07 18:23:21,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:23:21,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-07 18:23:21,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:23:21,969 INFO L225 Difference]: With dead ends: 36 [2019-12-07 18:23:21,969 INFO L226 Difference]: Without dead ends: 25 [2019-12-07 18:23:21,970 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:23:21,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-12-07 18:23:21,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-12-07 18:23:21,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-12-07 18:23:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2019-12-07 18:23:21,974 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 20 [2019-12-07 18:23:21,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:23:21,975 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2019-12-07 18:23:21,975 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:23:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2019-12-07 18:23:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 18:23:21,976 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:23:21,976 INFO L410 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] [2019-12-07 18:23:22,176 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 18:23:22,177 INFO L410 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, __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]=== [2019-12-07 18:23:22,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:23:22,177 INFO L82 PathProgramCache]: Analyzing trace with hash 1243528388, now seen corresponding path program 1 times [2019-12-07 18:23:22,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:23:22,178 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1971772084] [2019-12-07 18:23:22,178 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8f127bb6-8083-45d7-90b5-adf5cbfc7077/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 [2019-12-07 18:23:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:23:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:23:22,349 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-12-07 18:23:22,349 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 18:23:22,550 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 18:23:22,580 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-12-07 18:23:22,592 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 10bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,593 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,593 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 5bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-12-07 18:23:22,594 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 9bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-12-07 18:23:22,595 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,596 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,597 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,598 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,599 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,599 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,602 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,602 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,603 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,604 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,605 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,605 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,607 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,607 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,608 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,609 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,610 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,611 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,611 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,612 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,612 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,613 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,613 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,614 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-12-07 18:23:22,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:23:22 BoogieIcfgContainer [2019-12-07 18:23:22,626 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:23:22,626 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:23:22,626 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:23:22,627 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:23:22,628 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:23:21" (3/4) ... [2019-12-07 18:23:22,633 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 18:23:22,633 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:23:22,636 INFO L168 Benchmark]: Toolchain (without parser) took 2879.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 216.5 MB). Free memory was 948.4 MB in the beginning and 1.2 GB in the end (delta: -217.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:23:22,637 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:23:22,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 448.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -140.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-12-07 18:23:22,639 INFO L168 Benchmark]: Boogie Preprocessor took 69.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-12-07 18:23:22,640 INFO L168 Benchmark]: RCFGBuilder took 847.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 955.2 MB in the end (delta: 120.3 MB). Peak memory consumption was 120.3 MB. Max. memory is 11.5 GB. [2019-12-07 18:23:22,641 INFO L168 Benchmark]: TraceAbstraction took 1504.00 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 955.2 MB in the beginning and 1.2 GB in the end (delta: -210.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:23:22,642 INFO L168 Benchmark]: Witness Printer took 7.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:23:22,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 448.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -140.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 847.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 955.2 MB in the end (delta: 120.3 MB). Peak memory consumption was 120.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1504.00 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 955.2 MB in the beginning and 1.2 GB in the end (delta: -210.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 7.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 10bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 5bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 9bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 781]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 781. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L761] struct ldv_device *saved_device_20; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, \old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, saved_device_20={0:0}] [L782] CALL entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, saved_device_20={0:0}] [L778] CALL alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, saved_device_20={0:0}] [L772] CALL, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, ldv_global_msg_list={3:0}, saved_device_20={0:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, \result={1:0}, ldv_global_msg_list={3:0}, malloc(size)={1:0}, saved_device_20={0:0}, size=16] [L772] RET, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, ldv_malloc(sizeof(struct A20))={1:0}, saved_device_20={0:0}] [L772] struct A20 *p = (struct A20*)ldv_malloc(sizeof(struct A20)); [L773] COND TRUE \read(*p) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, p={1:0}, saved_device_20={0:0}] [L774] CALL ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1:4}, ldv_global_msg_list={3:0}, saved_device_20={0:0}] [L763] saved_device_20 = dev VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1:4}, dev={1:4}, ldv_global_msg_list={3:0}, saved_device_20={1:4}] [L774] RET ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, p={1:0}, saved_device_20={1:4}] [L778] RET alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, saved_device_20={1:4}] [L779] saved_device_20 = 0 VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, saved_device_20={0:0}] [L782] RET entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={3:0}, saved_device_20={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 51 procedures, 344 locations, 71 error locations. Result: UNSAFE, OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 56 SDtfs, 5 SDslu, 93 SDs, 0 SdLazy, 23 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 3040 SizeOfPredicates, 1 NumberOfNonLiveVariables, 184 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...