./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.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_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/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 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef .................................................................................................................................. 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_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/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 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:05:44,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:05:44,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:05:45,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:05:45,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:05:45,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:05:45,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:05:45,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:05:45,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:05:45,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:05:45,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:05:45,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:05:45,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:05:45,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:05:45,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:05:45,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:05:45,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:05:45,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:05:45,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:05:45,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:05:45,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:05:45,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:05:45,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:05:45,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:05:45,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:05:45,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:05:45,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:05:45,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:05:45,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:05:45,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:05:45,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:05:45,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:05:45,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:05:45,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:05:45,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:05:45,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:05:45,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:05:45,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:05:45,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:05:45,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:05:45,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:05:45,123 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2020-11-28 03:05:45,165 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:05:45,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:05:45,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:05:45,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:05:45,169 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:05:45,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:05:45,169 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:05:45,170 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:05:45,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:05:45,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:05:45,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:05:45,171 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:05:45,172 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:05:45,172 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:05:45,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:05:45,172 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:05:45,173 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:05:45,173 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:05:45,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:05:45,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:05:45,174 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:05:45,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:05:45,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:05:45,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:05:45,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:05:45,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:05:45,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:05:45,175 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:05:45,175 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_f177f7e9-2de5-42da-8b02-fe795d767916/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef [2020-11-28 03:05:45,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:05:45,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:05:45,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:05:45,501 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:05:45,502 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:05:45,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2020-11-28 03:05:45,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data/97780d3aa/6545cb6c465f4500bed65f260e390e20/FLAG02f963c5a [2020-11-28 03:05:46,359 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:05:46,359 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2020-11-28 03:05:46,397 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data/97780d3aa/6545cb6c465f4500bed65f260e390e20/FLAG02f963c5a [2020-11-28 03:05:46,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data/97780d3aa/6545cb6c465f4500bed65f260e390e20 [2020-11-28 03:05:46,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:05:46,623 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:05:46,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:05:46,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:05:46,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:05:46,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:46" (1/1) ... [2020-11-28 03:05:46,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@199055cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:46, skipping insertion in model container [2020-11-28 03:05:46,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:46" (1/1) ... [2020-11-28 03:05:46,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:05:46,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:05:47,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:05:47,262 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) [2020-11-28 03:05:47,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@507966e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:47, skipping insertion in model container [2020-11-28 03:05:47,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:05:47,264 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:05:47,269 INFO L168 Benchmark]: Toolchain (without parser) took 642.97 ms. Allocated memory was 98.6 MB in the beginning and 153.1 MB in the end (delta: 54.5 MB). Free memory was 70.6 MB in the beginning and 127.2 MB in the end (delta: -56.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:05:47,270 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 98.6 MB. Free memory was 55.9 MB in the beginning and 55.8 MB in the end (delta: 94.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:05:47,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.41 ms. Allocated memory was 98.6 MB in the beginning and 153.1 MB in the end (delta: 54.5 MB). Free memory was 70.2 MB in the beginning and 127.2 MB in the end (delta: -57.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:05:47,276 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 98.6 MB. Free memory was 55.9 MB in the beginning and 55.8 MB in the end (delta: 94.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 639.41 ms. Allocated memory was 98.6 MB in the beginning and 153.1 MB in the end (delta: 54.5 MB). Free memory was 70.2 MB in the beginning and 127.2 MB in the end (delta: -57.0 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 [2020-11-28 03:05:49,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:05:49,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:05:49,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:05:49,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:05:49,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:05:49,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:05:49,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:05:49,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:05:49,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:05:49,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:05:49,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:05:49,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:05:49,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:05:49,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:05:49,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:05:49,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:05:49,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:05:49,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:05:49,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:05:49,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:05:49,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:05:49,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:05:49,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:05:49,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:05:49,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:05:49,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:05:49,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:05:49,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:05:49,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:05:49,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:05:49,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:05:49,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:05:49,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:05:49,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:05:49,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:05:49,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:05:49,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:05:49,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:05:49,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:05:49,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:05:49,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2020-11-28 03:05:49,884 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:05:49,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:05:49,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:05:49,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:05:49,888 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:05:49,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:05:49,888 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:05:49,889 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:05:49,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:05:49,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:05:49,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:05:49,890 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:05:49,890 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:05:49,891 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:05:49,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:05:49,891 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:05:49,891 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:05:49,892 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:05:49,892 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:05:49,892 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:05:49,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:05:49,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:05:49,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:05:49,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:05:49,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:05:49,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:05:49,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:05:49,894 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:05:49,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:05:49,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:05:49,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:05:49,895 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_f177f7e9-2de5-42da-8b02-fe795d767916/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aa413ce141bd9ac82cb772b4fff7eceb2c0f2ef [2020-11-28 03:05:50,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:05:50,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:05:50,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:05:50,366 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:05:50,367 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:05:50,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2020-11-28 03:05:50,439 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data/6d92778bc/d2cae87a42a54b7dbb76b7fe37a0bb46/FLAG3555ee22d [2020-11-28 03:05:51,071 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:05:51,072 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2020-11-28 03:05:51,105 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data/6d92778bc/d2cae87a42a54b7dbb76b7fe37a0bb46/FLAG3555ee22d [2020-11-28 03:05:51,315 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/bin/uautomizer/data/6d92778bc/d2cae87a42a54b7dbb76b7fe37a0bb46 [2020-11-28 03:05:51,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:05:51,320 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:05:51,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:05:51,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:05:51,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:05:51,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:51" (1/1) ... [2020-11-28 03:05:51,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac5dad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:51, skipping insertion in model container [2020-11-28 03:05:51,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:05:51" (1/1) ... [2020-11-28 03:05:51,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:05:51,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:05:51,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:05:51,896 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-28 03:05:51,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:05:51,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:05:51,995 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:05:52,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:05:52,160 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:05:52,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52 WrapperNode [2020-11-28 03:05:52,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:05:52,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:05:52,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:05:52,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:05:52,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (1/1) ... [2020-11-28 03:05:52,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (1/1) ... [2020-11-28 03:05:52,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (1/1) ... [2020-11-28 03:05:52,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (1/1) ... [2020-11-28 03:05:52,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (1/1) ... [2020-11-28 03:05:52,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (1/1) ... [2020-11-28 03:05:52,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (1/1) ... [2020-11-28 03:05:52,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:05:52,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:05:52,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:05:52,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:05:52,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/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 [2020-11-28 03:05:52,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-28 03:05:52,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:05:52,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-11-28 03:05:52,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2020-11-28 03:05:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-11-28 03:05:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-11-28 03:05:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-11-28 03:05:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-11-28 03:05:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-11-28 03:05:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2020-11-28 03:05:52,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2020-11-28 03:05:52,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-11-28 03:05:52,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-11-28 03:05:52,343 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2020-11-28 03:05:52,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2020-11-28 03:05:52,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2020-11-28 03:05:52,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2020-11-28 03:05:52,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2020-11-28 03:05:52,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2020-11-28 03:05:52,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2020-11-28 03:05:52,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2020-11-28 03:05:52,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2020-11-28 03:05:52,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2020-11-28 03:05:52,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2020-11-28 03:05:52,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-11-28 03:05:52,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-11-28 03:05:52,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2020-11-28 03:05:52,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2020-11-28 03:05:52,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2020-11-28 03:05:52,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2020-11-28 03:05:52,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2020-11-28 03:05:52,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2020-11-28 03:05:52,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2020-11-28 03:05:52,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2020-11-28 03:05:52,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2020-11-28 03:05:52,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2020-11-28 03:05:52,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2020-11-28 03:05:52,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2020-11-28 03:05:52,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2020-11-28 03:05:52,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2020-11-28 03:05:52,354 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2020-11-28 03:05:52,354 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2020-11-28 03:05:52,354 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2020-11-28 03:05:52,354 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2020-11-28 03:05:52,354 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-28 03:05:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-11-28 03:05:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-11-28 03:05:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-11-28 03:05:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-11-28 03:05:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-11-28 03:05:52,356 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-11-28 03:05:52,356 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-11-28 03:05:52,357 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-11-28 03:05:52,357 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-11-28 03:05:52,357 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-11-28 03:05:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-11-28 03:05:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-11-28 03:05:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-11-28 03:05:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-11-28 03:05:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-11-28 03:05:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-11-28 03:05:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-11-28 03:05:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-11-28 03:05:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-11-28 03:05:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-11-28 03:05:52,360 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-11-28 03:05:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-11-28 03:05:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-11-28 03:05:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-11-28 03:05:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-11-28 03:05:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-11-28 03:05:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-11-28 03:05:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-11-28 03:05:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-11-28 03:05:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-11-28 03:05:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-11-28 03:05:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-11-28 03:05:52,363 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-11-28 03:05:52,363 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-11-28 03:05:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-11-28 03:05:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-11-28 03:05:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-11-28 03:05:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-11-28 03:05:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-11-28 03:05:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-11-28 03:05:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-11-28 03:05:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-11-28 03:05:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-11-28 03:05:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-11-28 03:05:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-11-28 03:05:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-11-28 03:05:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-11-28 03:05:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-11-28 03:05:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-11-28 03:05:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-11-28 03:05:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-28 03:05:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-11-28 03:05:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-11-28 03:05:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-28 03:05:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-11-28 03:05:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-11-28 03:05:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-11-28 03:05:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-11-28 03:05:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-28 03:05:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-11-28 03:05:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-11-28 03:05:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-11-28 03:05:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-28 03:05:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-11-28 03:05:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-11-28 03:05:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-11-28 03:05:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-11-28 03:05:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-11-28 03:05:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-11-28 03:05:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-11-28 03:05:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-11-28 03:05:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-11-28 03:05:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-11-28 03:05:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-11-28 03:05:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-11-28 03:05:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-11-28 03:05:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-11-28 03:05:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-11-28 03:05:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-11-28 03:05:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-11-28 03:05:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-11-28 03:05:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-11-28 03:05:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-11-28 03:05:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-11-28 03:05:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-11-28 03:05:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-11-28 03:05:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-11-28 03:05:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-11-28 03:05:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-11-28 03:05:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-11-28 03:05:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-11-28 03:05:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-11-28 03:05:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-11-28 03:05:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-11-28 03:05:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-11-28 03:05:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-11-28 03:05:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-11-28 03:05:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-11-28 03:05:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-11-28 03:05:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2020-11-28 03:05:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2020-11-28 03:05:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2020-11-28 03:05:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2020-11-28 03:05:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2020-11-28 03:05:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2020-11-28 03:05:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2020-11-28 03:05:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2020-11-28 03:05:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2020-11-28 03:05:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2020-11-28 03:05:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2020-11-28 03:05:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-11-28 03:05:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure f [2020-11-28 03:05:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure g [2020-11-28 03:05:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2020-11-28 03:05:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2020-11-28 03:05:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-28 03:05:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-28 03:05:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:05:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 03:05:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:05:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2020-11-28 03:05:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-11-28 03:05:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-11-28 03:05:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-11-28 03:05:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-11-28 03:05:53,107 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-28 03:05:53,661 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-28 03:05:54,227 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:05:54,231 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-28 03:05:54,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:05:54 BoogieIcfgContainer [2020-11-28 03:05:54,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:05:54,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:05:54,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:05:54,239 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:05:54,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:05:51" (1/3) ... [2020-11-28 03:05:54,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56674ac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:05:54, skipping insertion in model container [2020-11-28 03:05:54,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:05:52" (2/3) ... [2020-11-28 03:05:54,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56674ac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:05:54, skipping insertion in model container [2020-11-28 03:05:54,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:05:54" (3/3) ... [2020-11-28 03:05:54,253 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test21-1.i [2020-11-28 03:05:54,267 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:05:54,272 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2020-11-28 03:05:54,287 INFO L253 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2020-11-28 03:05:54,324 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:05:54,324 INFO L378 AbstractCegarLoop]: Hoare is false [2020-11-28 03:05:54,324 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:05:54,325 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:05:54,325 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:05:54,325 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:05:54,325 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:05:54,325 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:05:54,343 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2020-11-28 03:05:54,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 03:05:54,353 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:05:54,354 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] [2020-11-28 03:05:54,355 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]=== [2020-11-28 03:05:54,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:05:54,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1349539649, now seen corresponding path program 1 times [2020-11-28 03:05:54,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-28 03:05:54,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1867523685] [2020-11-28 03:05:54,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f177f7e9-2de5-42da-8b02-fe795d767916/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 [2020-11-28 03:05:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:05:54,697 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:05:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:05:54,744 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:05:54,805 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-11-28 03:05:54,809 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-28 03:05:55,023 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-28 03:05:55,043 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2020-11-28 03:05:55,048 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 7bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2020-11-28 03:05:55,049 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# [2020-11-28 03:05:55,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:05:55 BoogieIcfgContainer [2020-11-28 03:05:55,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:05:55,063 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:05:55,064 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:05:55,064 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:05:55,065 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:05:54" (3/4) ... [2020-11-28 03:05:55,072 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 03:05:55,072 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:05:55,076 INFO L168 Benchmark]: Toolchain (without parser) took 3753.53 ms. Allocated memory was 67.1 MB in the beginning and 98.6 MB in the end (delta: 31.5 MB). Free memory was 47.3 MB in the beginning and 63.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:05:55,077 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 67.1 MB. Free memory was 50.1 MB in the beginning and 50.0 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:05:55,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 837.95 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 47.1 MB in the beginning and 53.6 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:05:55,081 INFO L168 Benchmark]: Boogie Preprocessor took 114.17 ms. Allocated memory is still 81.8 MB. Free memory was 53.6 MB in the beginning and 48.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:05:55,082 INFO L168 Benchmark]: RCFGBuilder took 1952.12 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 48.7 MB in the beginning and 76.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:05:55,089 INFO L168 Benchmark]: TraceAbstraction took 826.90 ms. Allocated memory is still 98.6 MB. Free memory was 75.9 MB in the beginning and 63.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:05:55,090 INFO L168 Benchmark]: Witness Printer took 9.19 ms. Allocated memory is still 98.6 MB. Free memory is still 63.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:05:55,097 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 67.1 MB. Free memory was 50.1 MB in the beginning and 50.0 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 837.95 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 47.1 MB in the beginning and 53.6 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 114.17 ms. Allocated memory is still 81.8 MB. Free memory was 53.6 MB in the beginning and 48.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1952.12 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 48.7 MB in the beginning and 76.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 826.90 ms. Allocated memory is still 98.6 MB. Free memory was 75.9 MB in the beginning and 63.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * Witness Printer took 9.19 ms. Allocated memory is still 98.6 MB. Free memory is still 63.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 7bv32 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 5bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * 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) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={3:0}] [L773] CALL entry_point() VAL [ldv_global_msg_list={3:0}] [L770] CALL, EXPR alloc_21() VAL [ldv_global_msg_list={3:0}] [L762] CALL, EXPR ldv_malloc(sizeof(struct A21)) VAL [\old(size)=16, ldv_global_msg_list={3:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); VAL [\old(size)=16, \result={1:0}, ldv_global_msg_list={3:0}, malloc(size)={1:0}, size=16] [L762] RET, EXPR ldv_malloc(sizeof(struct A21)) VAL [ldv_global_msg_list={3:0}, ldv_malloc(sizeof(struct A21))={1:0}] [L762] struct A21 *p = (struct A21*)ldv_malloc(sizeof(struct A21)); [L763] COND TRUE \read(*p) [L764] return &p->dev; VAL [\result={1:4}, ldv_global_msg_list={3:0}, p={1:0}] [L770] RET, EXPR alloc_21() VAL [alloc_21()={1:4}, ldv_global_msg_list={3:0}] [L770] struct ldv_device *dev = alloc_21(); [L773] RET entry_point() VAL [ldv_global_msg_list={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 334 locations, 71 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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...