./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1.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_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/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 3c3780959fce78cf56ec9398e6f7b05938c23d68 .................................................................................................................................. 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_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/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 3c3780959fce78cf56ec9398e6f7b05938c23d68 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:04:29,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:04:29,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:04:29,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:04:29,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:04:29,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:04:29,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:04:29,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:04:29,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:04:29,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:04:29,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:04:29,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:04:29,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:04:29,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:04:29,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:04:29,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:04:29,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:04:29,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:04:29,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:04:29,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:04:29,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:04:29,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:04:29,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:04:29,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:04:29,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:04:29,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:04:29,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:04:29,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:04:29,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:04:29,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:04:29,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:04:29,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:04:29,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:04:29,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:04:29,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:04:29,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:04:29,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:04:29,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:04:29,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:04:29,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:04:29,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:04:29,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2020-11-30 01:04:29,234 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:04:29,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:04:29,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:04:29,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:04:29,237 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:04:29,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:04:29,237 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:04:29,238 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:04:29,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:04:29,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:04:29,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:04:29,240 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 01:04:29,240 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 01:04:29,240 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 01:04:29,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:04:29,241 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:04:29,241 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:04:29,241 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:04:29,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:04:29,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:04:29,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:04:29,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:04:29,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:04:29,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:04:29,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:04:29,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:04:29,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:04:29,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:04:29,244 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_59aeab28-c7fe-4a82-82ca-feca9e476ce0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c3780959fce78cf56ec9398e6f7b05938c23d68 [2020-11-30 01:04:29,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:04:29,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:04:29,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:04:29,617 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:04:29,618 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:04:29,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1.i [2020-11-30 01:04:29,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data/689d15040/102ea8e89b2248a6a3cdd59c19dc6245/FLAG8119234ea [2020-11-30 01:04:30,308 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:04:30,321 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/sv-benchmarks/c/ldv-memsafety/memleaks_test9_1.i [2020-11-30 01:04:30,352 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data/689d15040/102ea8e89b2248a6a3cdd59c19dc6245/FLAG8119234ea [2020-11-30 01:04:30,582 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data/689d15040/102ea8e89b2248a6a3cdd59c19dc6245 [2020-11-30 01:04:30,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:04:30,587 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-30 01:04:30,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:04:30,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:04:30,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:04:30,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:04:30" (1/1) ... [2020-11-30 01:04:30,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc89fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:30, skipping insertion in model container [2020-11-30 01:04:30,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:04:30" (1/1) ... [2020-11-30 01:04:30,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:04:30,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:04:31,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:04:31,079 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) [2020-11-30 01:04:31,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76e0939a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:31, skipping insertion in model container [2020-11-30 01:04:31,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:04:31,080 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-30 01:04:31,083 INFO L168 Benchmark]: Toolchain (without parser) took 494.48 ms. Allocated memory is still 115.3 MB. Free memory was 88.8 MB in the beginning and 87.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:31,084 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 88.1 MB. Free memory was 52.5 MB in the beginning and 52.4 MB in the end (delta: 61.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:04:31,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.92 ms. Allocated memory is still 115.3 MB. Free memory was 88.6 MB in the beginning and 87.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:31,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 88.1 MB. Free memory was 52.5 MB in the beginning and 52.4 MB in the end (delta: 61.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 491.92 ms. Allocated memory is still 115.3 MB. Free memory was 88.6 MB in the beginning and 87.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:04:33,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:04:33,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:04:33,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:04:33,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:04:33,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:04:33,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:04:33,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:04:33,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:04:33,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:04:33,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:04:33,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:04:33,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:04:33,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:04:33,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:04:33,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:04:33,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:04:33,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:04:33,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:04:33,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:04:33,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:04:33,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:04:33,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:04:33,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:04:33,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:04:33,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:04:33,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:04:33,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:04:33,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:04:33,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:04:33,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:04:33,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:04:33,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:04:33,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:04:33,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:04:33,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:04:33,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:04:33,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:04:33,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:04:33,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:04:33,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:04:33,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2020-11-30 01:04:33,800 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:04:33,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:04:33,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:04:33,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:04:33,803 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:04:33,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:04:33,803 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:04:33,804 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:04:33,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:04:33,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:04:33,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:04:33,805 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 01:04:33,805 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 01:04:33,805 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 01:04:33,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:04:33,806 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:04:33,806 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:04:33,806 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:04:33,806 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:04:33,807 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:04:33,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:04:33,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:04:33,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:04:33,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:04:33,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:04:33,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:04:33,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:04:33,809 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 01:04:33,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:04:33,809 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:04:33,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:04:33,810 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_59aeab28-c7fe-4a82-82ca-feca9e476ce0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c3780959fce78cf56ec9398e6f7b05938c23d68 [2020-11-30 01:04:34,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:04:34,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:04:34,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:04:34,303 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:04:34,304 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:04:34,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1.i [2020-11-30 01:04:34,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data/775e5df78/48dbcea540f349fc8aaaf6574d645615/FLAGbb7a09edf [2020-11-30 01:04:35,195 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:04:35,197 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/sv-benchmarks/c/ldv-memsafety/memleaks_test9_1.i [2020-11-30 01:04:35,224 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data/775e5df78/48dbcea540f349fc8aaaf6574d645615/FLAGbb7a09edf [2020-11-30 01:04:35,397 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/bin/uautomizer/data/775e5df78/48dbcea540f349fc8aaaf6574d645615 [2020-11-30 01:04:35,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:04:35,403 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-30 01:04:35,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:04:35,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:04:35,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:04:35,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:04:35" (1/1) ... [2020-11-30 01:04:35,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50bbb1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:35, skipping insertion in model container [2020-11-30 01:04:35,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:04:35" (1/1) ... [2020-11-30 01:04:35,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:04:35,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:04:36,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:04:36,065 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-30 01:04:36,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:04:36,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:04:36,172 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:04:36,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:04:36,373 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:04:36,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36 WrapperNode [2020-11-30 01:04:36,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:04:36,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:04:36,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:04:36,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:04:36,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (1/1) ... [2020-11-30 01:04:36,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (1/1) ... [2020-11-30 01:04:36,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (1/1) ... [2020-11-30 01:04:36,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (1/1) ... [2020-11-30 01:04:36,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (1/1) ... [2020-11-30 01:04:36,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (1/1) ... [2020-11-30 01:04:36,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (1/1) ... [2020-11-30 01:04:36,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:04:36,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:04:36,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:04:36,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:04:36,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/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 [2020-11-30 01:04:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-30 01:04:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:04:36,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-11-30 01:04:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2020-11-30 01:04:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-11-30 01:04:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-11-30 01:04:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-11-30 01:04:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-11-30 01:04:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-11-30 01:04:36,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2020-11-30 01:04:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2020-11-30 01:04:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-11-30 01:04:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-11-30 01:04:36,588 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2020-11-30 01:04:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2020-11-30 01:04:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2020-11-30 01:04:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2020-11-30 01:04:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2020-11-30 01:04:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2020-11-30 01:04:36,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2020-11-30 01:04:36,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2020-11-30 01:04:36,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2020-11-30 01:04:36,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2020-11-30 01:04:36,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2020-11-30 01:04:36,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-11-30 01:04:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-11-30 01:04:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2020-11-30 01:04:36,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2020-11-30 01:04:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2020-11-30 01:04:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2020-11-30 01:04:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2020-11-30 01:04:36,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2020-11-30 01:04:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2020-11-30 01:04:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2020-11-30 01:04:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2020-11-30 01:04:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2020-11-30 01:04:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2020-11-30 01:04:36,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2020-11-30 01:04:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2020-11-30 01:04:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2020-11-30 01:04:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-11-30 01:04:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2020-11-30 01:04:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2020-11-30 01:04:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2020-11-30 01:04:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2020-11-30 01:04:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-30 01:04:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-11-30 01:04:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-11-30 01:04:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-11-30 01:04:36,597 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-11-30 01:04:36,597 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-11-30 01:04:36,597 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-11-30 01:04:36,598 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-11-30 01:04:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-11-30 01:04:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-11-30 01:04:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-11-30 01:04:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-11-30 01:04:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-11-30 01:04:36,599 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-11-30 01:04:36,600 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-11-30 01:04:36,600 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-11-30 01:04:36,600 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-11-30 01:04:36,600 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-11-30 01:04:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-11-30 01:04:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-11-30 01:04:36,602 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-11-30 01:04:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-11-30 01:04:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-11-30 01:04:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-11-30 01:04:36,604 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-11-30 01:04:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-11-30 01:04:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-11-30 01:04:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-11-30 01:04:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-11-30 01:04:36,605 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-11-30 01:04:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-11-30 01:04:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-11-30 01:04:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-11-30 01:04:36,606 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-11-30 01:04:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-11-30 01:04:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-11-30 01:04:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-11-30 01:04:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-11-30 01:04:36,607 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-11-30 01:04:36,608 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-11-30 01:04:36,609 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-11-30 01:04:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-11-30 01:04:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-11-30 01:04:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-11-30 01:04:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-11-30 01:04:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-11-30 01:04:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-11-30 01:04:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-11-30 01:04:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-11-30 01:04:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-11-30 01:04:36,612 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-11-30 01:04:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-11-30 01:04:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-11-30 01:04:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-11-30 01:04:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-11-30 01:04:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-11-30 01:04:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-11-30 01:04:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-11-30 01:04:36,613 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-11-30 01:04:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-11-30 01:04:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-11-30 01:04:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-11-30 01:04:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-11-30 01:04:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-11-30 01:04:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-11-30 01:04:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-11-30 01:04:36,614 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2020-11-30 01:04:36,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:04:36,616 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2020-11-30 01:04:36,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-11-30 01:04:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-11-30 01:04:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2020-11-30 01:04:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:04:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:04:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2020-11-30 01:04:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2020-11-30 01:04:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-11-30 01:04:36,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2020-11-30 01:04:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2020-11-30 01:04:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2020-11-30 01:04:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2020-11-30 01:04:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2020-11-30 01:04:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2020-11-30 01:04:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2020-11-30 01:04:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2020-11-30 01:04:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2020-11-30 01:04:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2020-11-30 01:04:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2020-11-30 01:04:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-11-30 01:04:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-11-30 01:04:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure g [2020-11-30 01:04:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2020-11-30 01:04:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2020-11-30 01:04:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2020-11-30 01:04:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-30 01:04:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-30 01:04:36,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:04:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-30 01:04:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:04:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2020-11-30 01:04:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-11-30 01:04:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-11-30 01:04:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-11-30 01:04:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-11-30 01:04:37,777 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-30 01:04:38,270 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-30 01:04:38,676 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:04:38,677 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-30 01:04:38,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:04:38 BoogieIcfgContainer [2020-11-30 01:04:38,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:04:38,685 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:04:38,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:04:38,689 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:04:38,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:04:35" (1/3) ... [2020-11-30 01:04:38,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@772303d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:04:38, skipping insertion in model container [2020-11-30 01:04:38,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:36" (2/3) ... [2020-11-30 01:04:38,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@772303d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:04:38, skipping insertion in model container [2020-11-30 01:04:38,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:04:38" (3/3) ... [2020-11-30 01:04:38,695 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1.i [2020-11-30 01:04:38,718 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:04:38,723 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2020-11-30 01:04:38,735 INFO L253 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2020-11-30 01:04:38,755 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:04:38,755 INFO L378 AbstractCegarLoop]: Hoare is false [2020-11-30 01:04:38,755 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:04:38,755 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:04:38,755 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:04:38,756 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:04:38,756 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:04:38,756 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:04:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2020-11-30 01:04:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 01:04:38,781 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:38,786 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:38,788 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2020-11-30 01:04:38,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:38,802 INFO L82 PathProgramCache]: Analyzing trace with hash -2083159501, now seen corresponding path program 1 times [2020-11-30 01:04:38,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:38,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1267258197] [2020-11-30 01:04:38,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/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 [2020-11-30 01:04:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:39,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 01:04:39,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:39,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:39,155 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:39,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:39,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1267258197] [2020-11-30 01:04:39,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:39,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-30 01:04:39,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399473949] [2020-11-30 01:04:39,264 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 01:04:39,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:39,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 01:04:39,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:04:39,282 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 8 states. [2020-11-30 01:04:39,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:39,323 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2020-11-30 01:04:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:04:39,325 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2020-11-30 01:04:39,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:39,334 INFO L225 Difference]: With dead ends: 25 [2020-11-30 01:04:39,334 INFO L226 Difference]: Without dead ends: 22 [2020-11-30 01:04:39,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:04:39,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2020-11-30 01:04:39,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2020-11-30 01:04:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-11-30 01:04:39,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2020-11-30 01:04:39,379 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 19 [2020-11-30 01:04:39,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:39,380 INFO L481 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2020-11-30 01:04:39,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 01:04:39,381 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2020-11-30 01:04:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:04:39,382 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:39,383 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:39,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 01:04:39,601 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __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, disconnect_9Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2020-11-30 01:04:39,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:39,603 INFO L82 PathProgramCache]: Analyzing trace with hash -461173850, now seen corresponding path program 1 times [2020-11-30 01:04:39,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:39,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [414037193] [2020-11-30 01:04:39,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59aeab28-c7fe-4a82-82ca-feca9e476ce0/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 [2020-11-30 01:04:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:04:39,823 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:04:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:04:39,872 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:04:39,907 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-11-30 01:04:39,907 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 01:04:40,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 01:04:40,121 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2020-11-30 01:04:40,130 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 6bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,130 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 9bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,131 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# [2020-11-30 01:04:40,131 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 10bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2020-11-30 01:04:40,132 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,132 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,132 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,133 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,133 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,134 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,144 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,144 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,145 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,147 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,147 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,148 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,148 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,149 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,149 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,150 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,151 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,153 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,153 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,158 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2020-11-30 01:04:40,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:04:40 BoogieIcfgContainer [2020-11-30 01:04:40,167 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:04:40,168 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:04:40,168 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:04:40,168 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:04:40,169 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:04:38" (3/4) ... [2020-11-30 01:04:40,172 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 01:04:40,173 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:04:40,175 INFO L168 Benchmark]: Toolchain (without parser) took 4771.16 ms. Allocated memory was 54.5 MB in the beginning and 100.7 MB in the end (delta: 46.1 MB). Free memory was 31.2 MB in the beginning and 69.4 MB in the end (delta: -38.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:40,176 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 54.5 MB. Free memory is still 36.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:04:40,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 970.21 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 31.0 MB in the beginning and 36.1 MB in the end (delta: -5.0 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:40,181 INFO L168 Benchmark]: Boogie Preprocessor took 115.30 ms. Allocated memory is still 69.2 MB. Free memory was 36.1 MB in the beginning and 31.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:40,187 INFO L168 Benchmark]: RCFGBuilder took 2180.60 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 50.1 MB in the beginning and 33.4 MB in the end (delta: 16.7 MB). Peak memory consumption was 31.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:40,188 INFO L168 Benchmark]: TraceAbstraction took 1482.05 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 33.4 MB in the beginning and 70.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:40,189 INFO L168 Benchmark]: Witness Printer took 5.22 ms. Allocated memory is still 100.7 MB. Free memory was 70.2 MB in the beginning and 69.4 MB in the end (delta: 768.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:40,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 54.5 MB. Free memory is still 36.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 970.21 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 31.0 MB in the beginning and 36.1 MB in the end (delta: -5.0 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 115.30 ms. Allocated memory is still 69.2 MB. Free memory was 36.1 MB in the beginning and 31.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2180.60 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 50.1 MB in the beginning and 33.4 MB in the end (delta: 16.7 MB). Peak memory consumption was 31.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1482.05 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 33.4 MB in the beginning and 70.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. * Witness Printer took 5.22 ms. Allocated memory is still 100.7 MB. Free memory was 70.2 MB in the beginning and 69.4 MB in the end (delta: 768.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation 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 *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 10bv32 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 772]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 772. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a9; VAL [\old(a9)=null, \old(a9)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={3:0}] [L773] CALL entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={3:0}] [L766] CALL, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={3:0}] [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, a9={0:0}, ldv_global_msg_list={3:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, \result={1:0}, a9={0:0}, ldv_global_msg_list={3:0}, malloc(size)={1:0}, size=4] [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={3:0}, ldv_malloc(sizeof(int))={1:0}] [L759] a9 = (int *)ldv_malloc(sizeof(int)) [L760] return - -3; VAL [\old(a9)=null, \old(a9)=null, \result=3, a9={1:0}, ldv_global_msg_list={3:0}] [L766] RET, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={1:0}, ldv_global_msg_list={3:0}, probe_9_2()=3] [L766] int ret = probe_9_2(); [L767] COND FALSE !(ret==0) VAL [\old(a9)=null, \old(a9)=null, a9={1:0}, ldv_global_msg_list={3:0}, ret=3] [L770] a9 = 0 VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={3:0}, ret=3] [L773] RET entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, 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: 1.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 23 SDtfs, 3 SDslu, 106 SDs, 0 SdLazy, 8 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1044 SizeOfPredicates, 1 NumberOfNonLiveVariables, 95 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...