./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b5699aa Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/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 c0d376e92ef25b65056df1e8dcc5069fa6e580d0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-25 08:51:39,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:51:39,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:51:39,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:51:39,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:51:39,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:51:39,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:51:39,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:51:39,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:51:39,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:51:39,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:51:39,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:51:39,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:51:39,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:51:39,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:51:39,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:51:39,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:51:39,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:51:39,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:51:39,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:51:39,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:51:39,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:51:39,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:51:39,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:51:39,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:51:39,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:51:39,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:51:39,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:51:39,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:51:39,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:51:39,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:51:39,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:51:39,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:51:39,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:51:39,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:51:39,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:51:39,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:51:39,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:51:39,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:51:39,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:51:39,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:51:39,078 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-25 08:51:39,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:51:39,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:51:39,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:51:39,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:51:39,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:51:39,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:51:39,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:51:39,113 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:51:39,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:51:39,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:51:39,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:51:39,114 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-25 08:51:39,114 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-25 08:51:39,114 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-25 08:51:39,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:51:39,115 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 08:51:39,115 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 08:51:39,115 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 08:51:39,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:51:39,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:51:39,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:51:39,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:51:39,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:51:39,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:51:39,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:51:39,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:51:39,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:51:39,118 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 08:51:39,118 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 08:51:39,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 08:51:39,119 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/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 -> c0d376e92ef25b65056df1e8dcc5069fa6e580d0 [2019-11-25 08:51:39,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:51:39,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:51:39,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:51:39,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:51:39,318 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:51:39,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2019-11-25 08:51:39,373 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/data/272113ee9/bd18c5752f8a47c2a78f91469f3de3fb/FLAGb249ea25a [2019-11-25 08:51:39,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:51:39,815 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2019-11-25 08:51:39,833 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/data/272113ee9/bd18c5752f8a47c2a78f91469f3de3fb/FLAGb249ea25a [2019-11-25 08:51:40,087 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/data/272113ee9/bd18c5752f8a47c2a78f91469f3de3fb [2019-11-25 08:51:40,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:51:40,091 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-25 08:51:40,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:40,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:51:40,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:51:40,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:40,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7570502f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40, skipping insertion in model container [2019-11-25 08:51:40,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:40,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:51:40,153 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:51:40,553 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-25 08:51:40,553 INFO L968 CHandler]: at location: C: (struct ldv_msg*)ldv_malloc(sizeof(struct ldv_msg)) [576] [2019-11-25 08:51:40,553 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-25 08:51:40,564 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-25 08:51:40,564 INFO L968 CHandler]: at location: C: (typeof(*msg) *)( (char *)__mptr - ((size_t) &((typeof(*msg) *)0)->list) ) [607] [2019-11-25 08:51:40,564 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-25 08:51:40,566 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-25 08:51:40,567 INFO L968 CHandler]: at location: C: (typeof(*(msg)) *)( (char *)__mptr - ((size_t) &((typeof(*(msg)) *)0)->list) ) [607] [2019-11-25 08:51:40,567 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-25 08:51:40,571 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-25 08:51:40,571 INFO L968 CHandler]: at location: C: (typeof(*(n)) *)( (char *)__mptr - ((size_t) &((typeof(*(n)) *)0)->list) ) [607] [2019-11-25 08:51:40,571 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-25 08:51:40,607 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-25 08:51:40,608 INFO L968 CHandler]: at location: C: (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) ) [706] [2019-11-25 08:51:40,608 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-25 08:51:40,615 INFO L965 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-25 08:51:40,615 INFO L968 CHandler]: at location: C: (int *)ldv_malloc(sizeof(int)) [758] [2019-11-25 08:51:40,615 INFO L969 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-25 08:51:40,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:40,645 INFO L198 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-25 08:51:40,674 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:51:40,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:40,740 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:51:40,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:40,882 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:51:40,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40 WrapperNode [2019-11-25 08:51:40,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:40,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:51:40,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:51:40,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:51:40,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:40,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:40,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:40,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:40,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:40,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:41,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (1/1) ... [2019-11-25 08:51:41,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:51:41,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:51:41,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:51:41,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:51:41,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:51:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-25 08:51:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:51:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-25 08:51:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-11-25 08:51:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-25 08:51:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-25 08:51:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-25 08:51:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-25 08:51:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-25 08:51:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-25 08:51:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-25 08:51:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-25 08:51:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-25 08:51:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-25 08:51:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-25 08:51:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-25 08:51:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-25 08:51:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-25 08:51:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-25 08:51:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-25 08:51:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-25 08:51:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-25 08:51:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-25 08:51:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-25 08:51:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-25 08:51:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-25 08:51:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-25 08:51:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-25 08:51:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-25 08:51:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-25 08:51:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-25 08:51:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-25 08:51:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-25 08:51:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-25 08:51:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-25 08:51:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-25 08:51:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-25 08:51:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-25 08:51:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-25 08:51:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-25 08:51:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-25 08:51:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-25 08:51:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure f5 [2019-11-25 08:51:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-25 08:51:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-25 08:51:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-25 08:51:41,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-25 08:51:41,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-25 08:51:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-25 08:51:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-25 08:51:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-25 08:51:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-25 08:51:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-25 08:51:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-25 08:51:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-25 08:51:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-25 08:51:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-25 08:51:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-25 08:51:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-25 08:51:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-25 08:51:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-25 08:51:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-25 08:51:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-25 08:51:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-25 08:51:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-25 08:51:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-25 08:51:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-25 08:51:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-25 08:51:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-25 08:51:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-25 08:51:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-25 08:51:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-25 08:51:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-25 08:51:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-25 08:51:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-25 08:51:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-25 08:51:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-25 08:51:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-25 08:51:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-25 08:51:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-25 08:51:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-25 08:51:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-25 08:51:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-25 08:51:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-25 08:51:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-25 08:51:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-25 08:51:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-25 08:51:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-25 08:51:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-25 08:51:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-25 08:51:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-25 08:51:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-25 08:51:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-25 08:51:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-25 08:51:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-25 08:51:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-25 08:51:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-25 08:51:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-25 08:51:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-25 08:51:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-25 08:51:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-25 08:51:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-25 08:51:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-25 08:51:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-25 08:51:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-25 08:51:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-25 08:51:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-25 08:51:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-25 08:51:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-25 08:51:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-25 08:51:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-25 08:51:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-25 08:51:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-25 08:51:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-25 08:51:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-25 08:51:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-25 08:51:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-25 08:51:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-25 08:51:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-25 08:51:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-25 08:51:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-25 08:51:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-25 08:51:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-25 08:51:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-25 08:51:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-25 08:51:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-25 08:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-25 08:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-25 08:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-25 08:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-25 08:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-25 08:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-25 08:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-25 08:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-25 08:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-25 08:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-25 08:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-25 08:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-25 08:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-25 08:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-25 08:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-25 08:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-25 08:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-25 08:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-25 08:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-25 08:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-25 08:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-25 08:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-25 08:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-25 08:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-25 08:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-25 08:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-25 08:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-25 08:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-25 08:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-25 08:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-25 08:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-25 08:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-25 08:51:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-25 08:51:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-25 08:51:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-25 08:51:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-25 08:51:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-25 08:51:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-25 08:51:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-25 08:51:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-25 08:51:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-25 08:51:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-25 08:51:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-25 08:51:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-25 08:51:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-25 08:51:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-25 08:51:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-25 08:51:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-25 08:51:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-25 08:51:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-25 08:51:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-25 08:51:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-25 08:51:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure f5 [2019-11-25 08:51:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-25 08:51:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-25 08:51:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-25 08:51:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:51:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-25 08:51:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:51:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-11-25 08:51:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-25 08:51:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-25 08:51:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-25 08:51:41,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-11-25 08:51:41,698 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-25 08:51:42,098 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-25 08:51:42,424 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:51:42,424 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-25 08:51:42,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:42 BoogieIcfgContainer [2019-11-25 08:51:42,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:51:42,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:51:42,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:51:42,429 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:51:42,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:51:40" (1/3) ... [2019-11-25 08:51:42,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7273fdc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:51:42, skipping insertion in model container [2019-11-25 08:51:42,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:40" (2/3) ... [2019-11-25 08:51:42,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7273fdc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:51:42, skipping insertion in model container [2019-11-25 08:51:42,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:42" (3/3) ... [2019-11-25 08:51:42,439 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test5_1.i [2019-11-25 08:51:42,447 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:51:42,460 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-11-25 08:51:42,469 INFO L249 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-11-25 08:51:42,494 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:51:42,494 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-25 08:51:42,494 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:51:42,494 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:51:42,495 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:51:42,498 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:51:42,498 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:51:42,499 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:51:42,519 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2019-11-25 08:51:42,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-25 08:51:42,529 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:51:42,530 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:51:42,530 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-25 08:51:42,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:42,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1586491761, now seen corresponding path program 1 times [2019-11-25 08:51:42,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:51:42,546 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1078080723] [2019-11-25 08:51:42,555 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bee53704-9192-4eb5-8c74-3802b13b4d76/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-25 08:51:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:43,018 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-25 08:51:43,019 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-25 08:51:43,224 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-25 08:51:43,235 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-11-25 08:51:43,239 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-25 08:51:43,239 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-25 08:51:43,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:51:43 BoogieIcfgContainer [2019-11-25 08:51:43,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:51:43,247 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:51:43,247 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:51:43,248 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:51:43,248 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:42" (3/4) ... [2019-11-25 08:51:43,251 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:51:43,251 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:51:43,253 INFO L168 Benchmark]: Toolchain (without parser) took 3161.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 939.3 MB in the beginning and 938.8 MB in the end (delta: 512.1 kB). Peak memory consumption was 152.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:43,254 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:51:43,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 792.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:43,255 INFO L168 Benchmark]: Boogie Preprocessor took 132.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:43,255 INFO L168 Benchmark]: RCFGBuilder took 1408.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.7 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:43,256 INFO L168 Benchmark]: TraceAbstraction took 820.60 ms. Allocated memory is still 1.2 GB. Free memory was 986.3 MB in the beginning and 938.8 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:43,256 INFO L168 Benchmark]: Witness Printer took 3.99 ms. Allocated memory is still 1.2 GB. Free memory is still 938.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:51:43,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 792.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 132.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1408.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.7 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 820.60 ms. Allocated memory is still 1.2 GB. Free memory was 986.3 MB in the beginning and 938.8 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.99 ms. Allocated memory is still 1.2 GB. Free memory is still 938.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 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 STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 763]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 763. 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}] [L764] CALL entry_point() VAL [ldv_global_msg_list={3:0}] [L761] CALL f5() VAL [ldv_global_msg_list={3:0}] [L758] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={3:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); VAL [\old(size)=4, \result={-2147483645:0}, ldv_global_msg_list={3:0}, malloc(size)={-2147483645:0}, size=4] [L758] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={3:0}, ldv_malloc(sizeof(int))={-2147483645:0}] [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L761] RET f5() VAL [f5()={0:0}, ldv_global_msg_list={3:0}] [L764] RET entry_point() VAL [ldv_global_msg_list={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 333 locations, 71 error locations. Result: UNSAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred 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, 19 NumberOfCodeBlocks, 19 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, 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...