./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/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 79a252c986c7b06f14f3ee394685573049ad76fb .................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/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 79a252c986c7b06f14f3ee394685573049ad76fb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-free) --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:03:00,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:03:00,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:03:00,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:03:00,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:03:00,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:03:00,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:03:00,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:03:00,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:03:00,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:03:00,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:03:00,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:03:00,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:03:00,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:03:00,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:03:00,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:03:00,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:03:00,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:03:00,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:03:00,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:03:00,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:03:00,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:03:00,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:03:00,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:03:00,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:03:00,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:03:00,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:03:00,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:03:00,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:03:00,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:03:00,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:03:00,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:03:00,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:03:00,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:03:00,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:03:00,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:03:00,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:03:00,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:03:00,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:03:00,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:03:00,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:03:00,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2020-11-29 21:03:00,573 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:03:00,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:03:00,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:03:00,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:03:00,584 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:03:00,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:03:00,585 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:03:00,585 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 21:03:00,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:03:00,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:03:00,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:03:00,587 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 21:03:00,587 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 21:03:00,587 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 21:03:00,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:03:00,588 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 21:03:00,588 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:03:00,588 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:03:00,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:03:00,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:03:00,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:03:00,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:03:00,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:03:00,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:03:00,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:03:00,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:03:00,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:03:00,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:03:00,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79a252c986c7b06f14f3ee394685573049ad76fb [2020-11-29 21:03:00,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:03:00,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:03:00,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:03:00,930 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:03:00,931 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:03:00,932 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_2.i [2020-11-29 21:03:01,023 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data/bd74b4944/2f3cdb2e35f8444db973710a2da86543/FLAG549b2e340 [2020-11-29 21:03:01,679 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:03:01,680 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/sv-benchmarks/c/ldv-memsafety/memleaks_test8_2.i [2020-11-29 21:03:01,713 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data/bd74b4944/2f3cdb2e35f8444db973710a2da86543/FLAG549b2e340 [2020-11-29 21:03:01,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data/bd74b4944/2f3cdb2e35f8444db973710a2da86543 [2020-11-29 21:03:01,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:03:01,962 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 21:03:01,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:03:01,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:03:01,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:03:01,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:03:01" (1/1) ... [2020-11-29 21:03:01,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2077c99b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:01, skipping insertion in model container [2020-11-29 21:03:01,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:03:01" (1/1) ... [2020-11-29 21:03:01,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:03:02,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:03:02,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:03:02,545 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-29 21:03:02,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26a56748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:02, skipping insertion in model container [2020-11-29 21:03:02,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:03:02,547 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 21:03:02,551 INFO L168 Benchmark]: Toolchain (without parser) took 585.93 ms. Allocated memory is still 109.1 MB. Free memory was 78.2 MB in the beginning and 83.1 MB in the end (delta: -4.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:03:02,553 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 37.1 MB in the beginning and 37.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:03:02,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.26 ms. Allocated memory is still 109.1 MB. Free memory was 77.8 MB in the beginning and 83.1 MB in the end (delta: -5.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:03:02,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 37.1 MB in the beginning and 37.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 582.26 ms. Allocated memory is still 109.1 MB. Free memory was 77.8 MB in the beginning and 83.1 MB in the end (delta: -5.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:03:04,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:03:04,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:03:04,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:03:04,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:03:04,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:03:04,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:03:04,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:03:04,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:03:04,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:03:04,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:03:04,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:03:04,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:03:04,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:03:04,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:03:04,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:03:04,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:03:04,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:03:04,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:03:04,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:03:04,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:03:04,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:03:04,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:03:04,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:03:04,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:03:04,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:03:04,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:03:04,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:03:04,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:03:04,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:03:04,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:03:04,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:03:04,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:03:04,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:03:04,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:03:04,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:03:04,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:03:04,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:03:04,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:03:04,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:03:04,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:03:04,973 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2020-11-29 21:03:05,011 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:03:05,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:03:05,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:03:05,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:03:05,016 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:03:05,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:03:05,016 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:03:05,016 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 21:03:05,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:03:05,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:03:05,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:03:05,017 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 21:03:05,017 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 21:03:05,017 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 21:03:05,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:03:05,018 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 21:03:05,018 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:03:05,018 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:03:05,018 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:03:05,018 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:03:05,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:03:05,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:03:05,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:03:05,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:03:05,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:03:05,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:03:05,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:03:05,021 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 21:03:05,021 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:03:05,021 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:03:05,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:03:05,022 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79a252c986c7b06f14f3ee394685573049ad76fb [2020-11-29 21:03:05,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:03:05,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:03:05,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:03:05,505 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:03:05,509 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:03:05,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_2.i [2020-11-29 21:03:05,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data/1fc74cc3b/b9552479f3334d6bbef6043977325f55/FLAG36cc3ab8b [2020-11-29 21:03:06,433 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:03:06,435 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/sv-benchmarks/c/ldv-memsafety/memleaks_test8_2.i [2020-11-29 21:03:06,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data/1fc74cc3b/b9552479f3334d6bbef6043977325f55/FLAG36cc3ab8b [2020-11-29 21:03:06,643 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/data/1fc74cc3b/b9552479f3334d6bbef6043977325f55 [2020-11-29 21:03:06,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:03:06,648 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 21:03:06,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:03:06,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:03:06,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:03:06,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:03:06" (1/1) ... [2020-11-29 21:03:06,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4454c0a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:06, skipping insertion in model container [2020-11-29 21:03:06,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:03:06" (1/1) ... [2020-11-29 21:03:06,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:03:06,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:03:07,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:03:07,265 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-29 21:03:07,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:03:07,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:03:07,366 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:03:07,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:03:07,592 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:03:07,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07 WrapperNode [2020-11-29 21:03:07,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:03:07,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:03:07,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:03:07,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:03:07,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (1/1) ... [2020-11-29 21:03:07,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (1/1) ... [2020-11-29 21:03:07,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (1/1) ... [2020-11-29 21:03:07,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (1/1) ... [2020-11-29 21:03:07,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (1/1) ... [2020-11-29 21:03:07,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (1/1) ... [2020-11-29 21:03:07,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (1/1) ... [2020-11-29 21:03:07,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:03:07,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:03:07,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:03:07,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:03:07,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:03:07,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-29 21:03:07,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:03:07,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-11-29 21:03:07,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2020-11-29 21:03:07,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-11-29 21:03:07,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-11-29 21:03:07,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-11-29 21:03:07,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-11-29 21:03:07,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-11-29 21:03:07,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2020-11-29 21:03:07,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2020-11-29 21:03:07,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-11-29 21:03:07,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-11-29 21:03:07,809 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2020-11-29 21:03:07,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2020-11-29 21:03:07,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2020-11-29 21:03:07,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2020-11-29 21:03:07,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2020-11-29 21:03:07,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2020-11-29 21:03:07,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2020-11-29 21:03:07,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2020-11-29 21:03:07,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2020-11-29 21:03:07,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2020-11-29 21:03:07,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2020-11-29 21:03:07,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-11-29 21:03:07,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-11-29 21:03:07,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2020-11-29 21:03:07,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2020-11-29 21:03:07,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2020-11-29 21:03:07,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2020-11-29 21:03:07,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2020-11-29 21:03:07,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2020-11-29 21:03:07,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2020-11-29 21:03:07,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2020-11-29 21:03:07,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2020-11-29 21:03:07,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2020-11-29 21:03:07,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2020-11-29 21:03:07,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2020-11-29 21:03:07,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2020-11-29 21:03:07,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2020-11-29 21:03:07,813 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-11-29 21:03:07,813 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2020-11-29 21:03:07,813 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_8 [2020-11-29 21:03:07,813 INFO L138 BoogieDeclarations]: Found implementation of procedure free_8 [2020-11-29 21:03:07,813 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2020-11-29 21:03:07,814 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-29 21:03:07,814 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-11-29 21:03:07,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-11-29 21:03:07,815 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-11-29 21:03:07,815 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-11-29 21:03:07,815 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-11-29 21:03:07,816 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-11-29 21:03:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-11-29 21:03:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-11-29 21:03:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-11-29 21:03:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-11-29 21:03:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-11-29 21:03:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-11-29 21:03:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-11-29 21:03:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-11-29 21:03:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-11-29 21:03:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-11-29 21:03:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-11-29 21:03:07,819 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-11-29 21:03:07,819 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-11-29 21:03:07,820 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-11-29 21:03:07,821 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-11-29 21:03:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-11-29 21:03:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-11-29 21:03:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-11-29 21:03:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-11-29 21:03:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-11-29 21:03:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-11-29 21:03:07,832 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-11-29 21:03:07,832 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-11-29 21:03:07,832 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-11-29 21:03:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-11-29 21:03:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-11-29 21:03:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-11-29 21:03:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-11-29 21:03:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-11-29 21:03:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-11-29 21:03:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-11-29 21:03:07,834 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-11-29 21:03:07,835 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-11-29 21:03:07,835 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-11-29 21:03:07,835 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-11-29 21:03:07,835 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-11-29 21:03:07,835 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-11-29 21:03:07,836 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-11-29 21:03:07,836 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-11-29 21:03:07,836 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-11-29 21:03:07,836 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-11-29 21:03:07,836 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-11-29 21:03:07,836 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-11-29 21:03:07,836 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-11-29 21:03:07,836 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-11-29 21:03:07,837 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-11-29 21:03:07,837 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-11-29 21:03:07,837 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-11-29 21:03:07,837 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-11-29 21:03:07,837 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-11-29 21:03:07,837 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-11-29 21:03:07,837 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-11-29 21:03:07,838 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-29 21:03:07,838 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-11-29 21:03:07,838 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-11-29 21:03:07,838 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-29 21:03:07,838 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-11-29 21:03:07,839 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-11-29 21:03:07,839 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-11-29 21:03:07,840 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-11-29 21:03:07,840 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-29 21:03:07,841 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-11-29 21:03:07,841 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-11-29 21:03:07,841 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-11-29 21:03:07,841 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-29 21:03:07,841 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-11-29 21:03:07,841 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-11-29 21:03:07,841 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-11-29 21:03:07,842 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-11-29 21:03:07,842 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-11-29 21:03:07,842 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-11-29 21:03:07,842 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-11-29 21:03:07,843 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-11-29 21:03:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-11-29 21:03:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-11-29 21:03:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-11-29 21:03:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-11-29 21:03:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-11-29 21:03:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-11-29 21:03:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-11-29 21:03:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-11-29 21:03:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-11-29 21:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-11-29 21:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-11-29 21:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-11-29 21:03:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-11-29 21:03:07,852 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-11-29 21:03:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-11-29 21:03:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-11-29 21:03:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-11-29 21:03:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-11-29 21:03:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-11-29 21:03:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-11-29 21:03:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-11-29 21:03:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-11-29 21:03:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-11-29 21:03:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-11-29 21:03:07,855 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-11-29 21:03:07,858 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-11-29 21:03:07,858 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-11-29 21:03:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-11-29 21:03:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-11-29 21:03:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-11-29 21:03:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-11-29 21:03:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-11-29 21:03:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-29 21:03:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2020-11-29 21:03:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2020-11-29 21:03:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-11-29 21:03:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-11-29 21:03:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-11-29 21:03:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 21:03:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-11-29 21:03:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-11-29 21:03:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2020-11-29 21:03:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 21:03:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2020-11-29 21:03:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2020-11-29 21:03:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2020-11-29 21:03:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 21:03:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2020-11-29 21:03:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2020-11-29 21:03:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2020-11-29 21:03:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2020-11-29 21:03:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-11-29 21:03:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2020-11-29 21:03:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:03:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2020-11-29 21:03:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2020-11-29 21:03:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-11-29 21:03:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-11-29 21:03:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2020-11-29 21:03:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 21:03:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 21:03:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2020-11-29 21:03:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2020-11-29 21:03:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-11-29 21:03:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2020-11-29 21:03:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2020-11-29 21:03:07,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2020-11-29 21:03:07,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2020-11-29 21:03:07,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2020-11-29 21:03:07,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2020-11-29 21:03:07,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2020-11-29 21:03:07,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2020-11-29 21:03:07,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2020-11-29 21:03:07,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2020-11-29 21:03:07,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2020-11-29 21:03:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-11-29 21:03:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-11-29 21:03:07,868 INFO L130 BoogieDeclarations]: Found specification of procedure g [2020-11-29 21:03:07,868 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_8 [2020-11-29 21:03:07,868 INFO L130 BoogieDeclarations]: Found specification of procedure free_8 [2020-11-29 21:03:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2020-11-29 21:03:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-29 21:03:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-29 21:03:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:03:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 21:03:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:03:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2020-11-29 21:03:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-11-29 21:03:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-11-29 21:03:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-11-29 21:03:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-11-29 21:03:08,683 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 21:03:09,261 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 21:03:09,749 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:03:09,749 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-29 21:03:09,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:03:09 BoogieIcfgContainer [2020-11-29 21:03:09,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:03:09,754 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 21:03:09,754 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 21:03:09,757 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 21:03:09,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 09:03:06" (1/3) ... [2020-11-29 21:03:09,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45c9fcd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:03:09, skipping insertion in model container [2020-11-29 21:03:09,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:03:07" (2/3) ... [2020-11-29 21:03:09,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45c9fcd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:03:09, skipping insertion in model container [2020-11-29 21:03:09,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:03:09" (3/3) ... [2020-11-29 21:03:09,766 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test8_2.i [2020-11-29 21:03:09,779 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 21:03:09,786 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2020-11-29 21:03:09,800 INFO L253 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2020-11-29 21:03:09,823 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 21:03:09,824 INFO L378 AbstractCegarLoop]: Hoare is false [2020-11-29 21:03:09,824 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 21:03:09,824 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:03:09,824 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:03:09,824 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 21:03:09,824 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:03:09,825 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 21:03:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2020-11-29 21:03:09,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 21:03:09,858 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:03:09,859 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:03:09,860 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, 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]=== [2020-11-29 21:03:09,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:03:09,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1046257618, now seen corresponding path program 1 times [2020-11-29 21:03:09,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:03:09,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [391360471] [2020-11-29 21:03:09,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-29 21:03:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:03:10,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 21:03:10,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:03:10,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:10,292 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:03:10,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:10,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [391360471] [2020-11-29 21:03:10,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:03:10,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-29 21:03:10,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517309640] [2020-11-29 21:03:10,475 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 21:03:10,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:03:10,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 21:03:10,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 21:03:10,521 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 5 states. [2020-11-29 21:03:10,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:03:10,603 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2020-11-29 21:03:10,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 21:03:10,605 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2020-11-29 21:03:10,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:03:10,618 INFO L225 Difference]: With dead ends: 33 [2020-11-29 21:03:10,618 INFO L226 Difference]: Without dead ends: 30 [2020-11-29 21:03:10,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-29 21:03:10,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-11-29 21:03:10,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-11-29 21:03:10,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-11-29 21:03:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2020-11-29 21:03:10,670 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 18 [2020-11-29 21:03:10,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:03:10,671 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2020-11-29 21:03:10,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 21:03:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2020-11-29 21:03:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 21:03:10,673 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:03:10,673 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:03:10,886 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-29 21:03:10,887 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, 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]=== [2020-11-29 21:03:10,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:03:10,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1925752517, now seen corresponding path program 1 times [2020-11-29 21:03:10,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:03:10,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1572694110] [2020-11-29 21:03:10,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-29 21:03:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:03:11,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 21:03:11,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:03:11,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:11,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:03:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:11,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1572694110] [2020-11-29 21:03:11,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:03:11,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 8 [2020-11-29 21:03:11,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122997959] [2020-11-29 21:03:11,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 21:03:11,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:03:11,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 21:03:11,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-11-29 21:03:11,559 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand 9 states. [2020-11-29 21:03:11,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:03:11,910 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2020-11-29 21:03:11,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-29 21:03:11,911 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2020-11-29 21:03:11,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:03:11,913 INFO L225 Difference]: With dead ends: 43 [2020-11-29 21:03:11,913 INFO L226 Difference]: Without dead ends: 43 [2020-11-29 21:03:11,914 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-11-29 21:03:11,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-29 21:03:11,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2020-11-29 21:03:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-11-29 21:03:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2020-11-29 21:03:11,946 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 19 [2020-11-29 21:03:11,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:03:11,948 INFO L481 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2020-11-29 21:03:11,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 21:03:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2020-11-29 21:03:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 21:03:11,950 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:03:11,950 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:03:12,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-29 21:03:12,166 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, 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]=== [2020-11-29 21:03:12,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:03:12,169 INFO L82 PathProgramCache]: Analyzing trace with hash -431213808, now seen corresponding path program 1 times [2020-11-29 21:03:12,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:03:12,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1776142571] [2020-11-29 21:03:12,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-29 21:03:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:03:12,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 21:03:12,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:03:12,428 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-11-29 21:03:12,428 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 21:03:12,436 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:03:12,437 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-29 21:03:12,437 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2020-11-29 21:03:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:12,472 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:03:12,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:12,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1776142571] [2020-11-29 21:03:12,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:03:12,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-29 21:03:12,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217926475] [2020-11-29 21:03:12,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 21:03:12,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:03:12,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 21:03:12,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 21:03:12,618 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 5 states. [2020-11-29 21:03:12,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:03:12,709 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2020-11-29 21:03:12,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 21:03:12,709 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2020-11-29 21:03:12,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:03:12,712 INFO L225 Difference]: With dead ends: 46 [2020-11-29 21:03:12,712 INFO L226 Difference]: Without dead ends: 46 [2020-11-29 21:03:12,713 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 21:03:12,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-11-29 21:03:12,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2020-11-29 21:03:12,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-11-29 21:03:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 50 transitions. [2020-11-29 21:03:12,726 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 50 transitions. Word has length 20 [2020-11-29 21:03:12,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:03:12,727 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 50 transitions. [2020-11-29 21:03:12,727 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 21:03:12,727 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2020-11-29 21:03:12,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 21:03:12,728 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:03:12,729 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:03:12,943 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-29 21:03:12,944 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, 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]=== [2020-11-29 21:03:12,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:03:12,945 INFO L82 PathProgramCache]: Analyzing trace with hash 2066802129, now seen corresponding path program 1 times [2020-11-29 21:03:12,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:03:12,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263573542] [2020-11-29 21:03:12,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-29 21:03:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:03:13,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 21:03:13,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:03:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:13,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:03:13,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:13,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263573542] [2020-11-29 21:03:13,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:03:13,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-29 21:03:13,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837353749] [2020-11-29 21:03:13,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 21:03:13,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:03:13,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 21:03:13,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 21:03:13,341 INFO L87 Difference]: Start difference. First operand 46 states and 50 transitions. Second operand 5 states. [2020-11-29 21:03:13,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:03:13,423 INFO L93 Difference]: Finished difference Result 44 states and 46 transitions. [2020-11-29 21:03:13,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 21:03:13,425 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2020-11-29 21:03:13,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:03:13,426 INFO L225 Difference]: With dead ends: 44 [2020-11-29 21:03:13,426 INFO L226 Difference]: Without dead ends: 44 [2020-11-29 21:03:13,427 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-29 21:03:13,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-11-29 21:03:13,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 43. [2020-11-29 21:03:13,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-29 21:03:13,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 45 transitions. [2020-11-29 21:03:13,439 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 45 transitions. Word has length 20 [2020-11-29 21:03:13,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:03:13,439 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 45 transitions. [2020-11-29 21:03:13,439 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 21:03:13,439 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2020-11-29 21:03:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:03:13,443 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:03:13,443 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:03:13,657 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-29 21:03:13,659 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, free_8Err1ASSERT_VIOLATIONMEMORY_FREE, free_8Err0ASSERT_VIOLATIONMEMORY_FREE, free_8Err2ASSERT_VIOLATIONMEMORY_FREE, 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]=== [2020-11-29 21:03:13,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:03:13,660 INFO L82 PathProgramCache]: Analyzing trace with hash -28410770, now seen corresponding path program 1 times [2020-11-29 21:03:13,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:03:13,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1900712528] [2020-11-29 21:03:13,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-29 21:03:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:03:13,836 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:03:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:03:13,875 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:03:13,928 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-11-29 21:03:13,932 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-29 21:03:14,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-29 21:03:14,165 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# [2020-11-29 21:03:14,166 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# [2020-11-29 21:03:14,166 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 11bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,167 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,167 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,167 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,168 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,168 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,168 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,169 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,170 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,170 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,171 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,171 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,171 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,172 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,172 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,172 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,173 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,173 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,173 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,174 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,174 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,175 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,175 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,176 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,176 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,176 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,177 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,177 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,177 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,178 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,178 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,178 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,179 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,179 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 09:03:14 BoogieIcfgContainer [2020-11-29 21:03:14,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 21:03:14,190 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:03:14,190 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:03:14,190 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:03:14,191 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:03:09" (3/4) ... [2020-11-29 21:03:14,193 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 21:03:14,199 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# [2020-11-29 21:03:14,200 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 11bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,200 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,200 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# [2020-11-29 21:03:14,201 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,201 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,201 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,202 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,202 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,202 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,203 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,203 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,203 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,203 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,204 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,204 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,205 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,205 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,205 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,205 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,206 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,206 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,206 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,207 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,207 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,207 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,207 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,208 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,208 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,208 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,209 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,209 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,209 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,209 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,210 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,210 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-29 21:03:14,285 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2aa8d2c6-8466-4c92-85ce-2a4f052ea80b/bin/uautomizer/witness.graphml [2020-11-29 21:03:14,285 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:03:14,287 INFO L168 Benchmark]: Toolchain (without parser) took 7638.10 ms. Allocated memory was 56.6 MB in the beginning and 121.6 MB in the end (delta: 65.0 MB). Free memory was 34.5 MB in the beginning and 45.2 MB in the end (delta: -10.7 MB). Peak memory consumption was 55.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:03:14,287 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 56.6 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:03:14,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 943.14 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 34.2 MB in the beginning and 46.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:03:14,288 INFO L168 Benchmark]: Boogie Preprocessor took 127.33 ms. Allocated memory is still 75.5 MB. Free memory was 46.4 MB in the beginning and 41.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:03:14,289 INFO L168 Benchmark]: RCFGBuilder took 2030.40 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 41.6 MB in the beginning and 61.0 MB in the end (delta: -19.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:03:14,289 INFO L168 Benchmark]: TraceAbstraction took 4435.59 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 60.4 MB in the beginning and 49.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:03:14,290 INFO L168 Benchmark]: Witness Printer took 95.32 ms. Allocated memory is still 121.6 MB. Free memory was 49.4 MB in the beginning and 45.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:03:14,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 56.6 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 943.14 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 34.2 MB in the beginning and 46.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 127.33 ms. Allocated memory is still 75.5 MB. Free memory was 46.4 MB in the beginning and 41.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2030.40 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 41.6 MB in the beginning and 61.0 MB in the end (delta: -19.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4435.59 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 60.4 MB in the beginning and 49.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Witness Printer took 95.32 ms. Allocated memory is still 121.6 MB. Free memory was 49.4 MB in the beginning and 45.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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 11bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - 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 11bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType *INT - 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 *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 762]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a8; VAL [\old(a8)=null, \old(a8)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a8={0:0}, ldv_global_msg_list={3:0}] [L771] CALL entry_point() VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={3:0}] [L765] CALL alloc_8() VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={3:0}] [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a8)=null, \old(a8)=null, \old(size)=4, a8={0:0}, ldv_global_msg_list={3:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); VAL [\old(a8)=null, \old(a8)=null, \old(size)=4, \result={1:0}, a8={0:0}, ldv_global_msg_list={3:0}, malloc(size)={1:0}, size=4] [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a8)=null, \old(a8)=null, a8={0:0}, ldv_global_msg_list={3:0}, ldv_malloc(sizeof(int))={1:0}] [L759] a8 = (int *)ldv_malloc(sizeof(int)) [L765] RET alloc_8() VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L766] CALL free_8() VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L762] COND TRUE \read(*a8) VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L762] free(a8) VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L762] free(a8) VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L762] free(a8) [L766] RET free_8() VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L767] CALL free_8() VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L762] COND TRUE \read(*a8) VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L762] free(a8) VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L762] free(a8) VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] [L762] free(a8) VAL [\old(a8)=null, \old(a8)=null, a8={1:0}, ldv_global_msg_list={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 344 locations, 74 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.3s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 126 SDtfs, 94 SDslu, 234 SDs, 0 SdLazy, 137 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 158 GetRequests, 131 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 8608 SizeOfPredicates, 7 NumberOfNonLiveVariables, 373 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...