./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test4-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/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 46ca4cc321f66643bb303146077f836b6b81d33d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-free) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-16 00:15:50,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:15:50,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:15:50,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:15:50,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:15:50,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:15:50,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:15:50,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:15:50,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:15:50,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:15:50,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:15:50,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:15:50,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:15:50,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:15:50,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:15:50,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:15:50,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:15:50,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:15:50,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:15:50,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:15:50,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:15:50,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:15:50,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:15:50,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:15:50,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:15:50,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:15:50,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:15:50,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:15:50,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:15:50,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:15:50,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:15:50,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:15:50,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:15:50,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:15:50,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:15:50,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:15:50,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:15:50,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:15:50,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:15:50,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:15:50,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:15:50,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 00:15:50,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:15:50,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:15:50,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:15:50,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:15:50,664 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:15:50,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:15:50,664 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:15:50,664 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 00:15:50,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:15:50,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:15:50,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:15:50,665 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 00:15:50,665 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 00:15:50,665 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 00:15:50,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:15:50,666 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:15:50,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:15:50,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:15:50,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:15:50,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:15:50,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:15:50,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:15:50,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:15:50,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:15:50,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:15:50,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:15:50,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/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 -> 46ca4cc321f66643bb303146077f836b6b81d33d [2019-11-16 00:15:50,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:15:50,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:15:50,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:15:50,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:15:50,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:15:50,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test4-2.i [2019-11-16 00:15:50,765 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/data/0a4d4f40f/82e747703d134eebacc4a632af06854c/FLAGb134079b9 [2019-11-16 00:15:51,160 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:15:51,161 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/sv-benchmarks/c/ldv-memsafety/memleaks_test4-2.i [2019-11-16 00:15:51,179 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/data/0a4d4f40f/82e747703d134eebacc4a632af06854c/FLAGb134079b9 [2019-11-16 00:15:51,498 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/data/0a4d4f40f/82e747703d134eebacc4a632af06854c [2019-11-16 00:15:51,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:15:51,503 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-16 00:15:51,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:15:51,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:15:51,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:15:51,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:15:51" (1/1) ... [2019-11-16 00:15:51,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3c3cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:51, skipping insertion in model container [2019-11-16 00:15:51,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:15:51" (1/1) ... [2019-11-16 00:15:51,518 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:15:51,559 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:15:51,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:15:51,967 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:15:52,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:15:52,090 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:15:52,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52 WrapperNode [2019-11-16 00:15:52,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:15:52,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:15:52,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:15:52,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:15:52,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (1/1) ... [2019-11-16 00:15:52,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (1/1) ... [2019-11-16 00:15:52,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (1/1) ... [2019-11-16 00:15:52,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (1/1) ... [2019-11-16 00:15:52,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (1/1) ... [2019-11-16 00:15:52,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (1/1) ... [2019-11-16 00:15:52,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (1/1) ... [2019-11-16 00:15:52,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:15:52,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:15:52,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:15:52,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:15:52,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/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 [2019-11-16 00:15:52,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-16 00:15:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:15:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-16 00:15:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-16 00:15:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-16 00:15:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-16 00:15:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-16 00:15:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-16 00:15:52,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-16 00:15:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-16 00:15:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-16 00:15:52,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-16 00:15:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-16 00:15:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-16 00:15:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-16 00:15:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-16 00:15:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-16 00:15:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-16 00:15:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-16 00:15:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-16 00:15:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-16 00:15:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-16 00:15:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-16 00:15:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-16 00:15:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-16 00:15:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-16 00:15:52,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-16 00:15:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-16 00:15:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-16 00:15:52,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-16 00:15:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-16 00:15:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-16 00:15:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-16 00:15:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-16 00:15:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-16 00:15:52,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-16 00:15:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-16 00:15:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-16 00:15:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-16 00:15:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-16 00:15:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-16 00:15:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-16 00:15:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-16 00:15:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-16 00:15:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-16 00:15:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-16 00:15:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-16 00:15:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-16 00:15:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-16 00:15:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-16 00:15:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-16 00:15:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-16 00:15:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-16 00:15:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-16 00:15:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-16 00:15:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-16 00:15:52,295 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-16 00:15:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-16 00:15:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-16 00:15:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-16 00:15:52,296 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-16 00:15:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-16 00:15:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-16 00:15:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-16 00:15:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-16 00:15:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-16 00:15:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-16 00:15:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-16 00:15:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-16 00:15:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-16 00:15:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-16 00:15:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-16 00:15:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-16 00:15:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-16 00:15:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-16 00:15:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-16 00:15:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-16 00:15:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-16 00:15:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-16 00:15:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-16 00:15:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-16 00:15:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-16 00:15:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-16 00:15:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-16 00:15:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-16 00:15:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-16 00:15:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-16 00:15:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-16 00:15:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-16 00:15:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-16 00:15:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-16 00:15:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-16 00:15:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-16 00:15:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-16 00:15:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-16 00:15:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-16 00:15:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-16 00:15:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-16 00:15:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-16 00:15:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-16 00:15:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-16 00:15:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-16 00:15:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-16 00:15:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-16 00:15:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-16 00:15:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-16 00:15:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-16 00:15:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-16 00:15:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-16 00:15:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-16 00:15:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-16 00:15:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-16 00:15:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-16 00:15:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-16 00:15:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-16 00:15:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-16 00:15:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-16 00:15:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-16 00:15:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-16 00:15:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-16 00:15:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-16 00:15:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-16 00:15:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-16 00:15:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-16 00:15:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-16 00:15:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-16 00:15:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-16 00:15:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-16 00:15:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-16 00:15:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-16 00:15:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-16 00:15:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-16 00:15:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-16 00:15:52,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-16 00:15:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-16 00:15:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-16 00:15:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-16 00:15:52,317 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-16 00:15:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-16 00:15:52,318 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-16 00:15:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-16 00:15:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-16 00:15:52,319 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-16 00:15:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-16 00:15:52,320 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-16 00:15:52,321 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-16 00:15:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-16 00:15:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-16 00:15:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-16 00:15:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-16 00:15:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-16 00:15:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-16 00:15:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-16 00:15:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-16 00:15:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-16 00:15:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-16 00:15:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-16 00:15:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-16 00:15:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-16 00:15:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-16 00:15:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-16 00:15:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-16 00:15:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-16 00:15:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-16 00:15:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-16 00:15:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-16 00:15:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-16 00:15:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-16 00:15:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-16 00:15:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-16 00:15:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-16 00:15:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-16 00:15:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-16 00:15:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-16 00:15:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-16 00:15:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-16 00:15:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:15:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-16 00:15:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-16 00:15:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-16 00:15:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-16 00:15:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-16 00:15:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-16 00:15:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:15:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-16 00:15:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-16 00:15:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-16 00:15:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-16 00:15:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-16 00:15:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-16 00:15:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-16 00:15:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-16 00:15:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-16 00:15:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-16 00:15:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-16 00:15:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-16 00:15:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-16 00:15:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-16 00:15:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-16 00:15:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-16 00:15:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-16 00:15:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-16 00:15:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-16 00:15:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-16 00:15:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:15:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-16 00:15:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:15:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-16 00:15:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-16 00:15:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-16 00:15:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-16 00:15:52,892 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-16 00:15:53,113 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-16 00:15:53,393 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:15:53,398 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-16 00:15:53,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:53 BoogieIcfgContainer [2019-11-16 00:15:53,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:15:53,401 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:15:53,401 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:15:53,404 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:15:53,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:15:51" (1/3) ... [2019-11-16 00:15:53,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594c1c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:15:53, skipping insertion in model container [2019-11-16 00:15:53,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:52" (2/3) ... [2019-11-16 00:15:53,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594c1c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:15:53, skipping insertion in model container [2019-11-16 00:15:53,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:53" (3/3) ... [2019-11-16 00:15:53,407 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test4-2.i [2019-11-16 00:15:53,416 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:15:53,430 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 77 error locations. [2019-11-16 00:15:53,438 INFO L249 AbstractCegarLoop]: Starting to check reachability of 77 error locations. [2019-11-16 00:15:53,462 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:15:53,462 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-16 00:15:53,462 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:15:53,462 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:15:53,462 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:15:53,463 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:15:53,463 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:15:53,463 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:15:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2019-11-16 00:15:53,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-16 00:15:53,493 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:15:53,494 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:15:53,496 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-16 00:15:53,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:15:53,501 INFO L82 PathProgramCache]: Analyzing trace with hash 356600678, now seen corresponding path program 1 times [2019-11-16 00:15:53,509 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:15:53,509 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745384004] [2019-11-16 00:15:53,509 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:15:53,510 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:15:53,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:15:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:15:53,816 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745384004] [2019-11-16 00:15:53,817 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:15:53,817 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-16 00:15:53,817 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802607091] [2019-11-16 00:15:53,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-16 00:15:53,822 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:15:53,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-16 00:15:53,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-16 00:15:53,841 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 7 states. [2019-11-16 00:15:54,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:15:54,114 INFO L93 Difference]: Finished difference Result 64 states and 70 transitions. [2019-11-16 00:15:54,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-16 00:15:54,116 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 16 [2019-11-16 00:15:54,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:15:54,126 INFO L225 Difference]: With dead ends: 64 [2019-11-16 00:15:54,126 INFO L226 Difference]: Without dead ends: 57 [2019-11-16 00:15:54,128 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-16 00:15:54,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-11-16 00:15:54,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 31. [2019-11-16 00:15:54,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-16 00:15:54,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2019-11-16 00:15:54,167 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 16 [2019-11-16 00:15:54,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:15:54,168 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2019-11-16 00:15:54,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-16 00:15:54,168 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2019-11-16 00:15:54,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-16 00:15:54,170 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:15:54,170 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:15:54,171 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-16 00:15:54,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:15:54,171 INFO L82 PathProgramCache]: Analyzing trace with hash -986162277, now seen corresponding path program 1 times [2019-11-16 00:15:54,172 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:15:54,172 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636221910] [2019-11-16 00:15:54,172 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:15:54,172 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:15:54,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:15:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-16 00:15:54,329 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636221910] [2019-11-16 00:15:54,329 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:15:54,329 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-16 00:15:54,330 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907368266] [2019-11-16 00:15:54,331 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-16 00:15:54,331 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:15:54,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-16 00:15:54,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-16 00:15:54,332 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 7 states. [2019-11-16 00:15:54,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:15:54,542 INFO L93 Difference]: Finished difference Result 41 states and 45 transitions. [2019-11-16 00:15:54,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-16 00:15:54,542 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-11-16 00:15:54,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:15:54,543 INFO L225 Difference]: With dead ends: 41 [2019-11-16 00:15:54,543 INFO L226 Difference]: Without dead ends: 41 [2019-11-16 00:15:54,544 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-16 00:15:54,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2019-11-16 00:15:54,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 30. [2019-11-16 00:15:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-11-16 00:15:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2019-11-16 00:15:54,549 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 20 [2019-11-16 00:15:54,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:15:54,550 INFO L462 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2019-11-16 00:15:54,550 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-16 00:15:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2019-11-16 00:15:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-16 00:15:54,551 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:15:54,551 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:15:54,552 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-16 00:15:54,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:15:54,552 INFO L82 PathProgramCache]: Analyzing trace with hash -506259142, now seen corresponding path program 1 times [2019-11-16 00:15:54,552 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:15:54,552 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565614407] [2019-11-16 00:15:54,552 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:15:54,552 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:15:54,553 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:15:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:15:54,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-16 00:15:54,797 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565614407] [2019-11-16 00:15:54,797 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:15:54,797 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-16 00:15:54,797 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450769307] [2019-11-16 00:15:54,798 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-16 00:15:54,798 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:15:54,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-16 00:15:54,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-16 00:15:54,799 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 7 states. [2019-11-16 00:15:55,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:15:55,049 INFO L93 Difference]: Finished difference Result 44 states and 48 transitions. [2019-11-16 00:15:55,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-16 00:15:55,050 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2019-11-16 00:15:55,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:15:55,051 INFO L225 Difference]: With dead ends: 44 [2019-11-16 00:15:55,051 INFO L226 Difference]: Without dead ends: 44 [2019-11-16 00:15:55,052 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-11-16 00:15:55,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2019-11-16 00:15:55,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 35. [2019-11-16 00:15:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-16 00:15:55,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 37 transitions. [2019-11-16 00:15:55,065 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 37 transitions. Word has length 21 [2019-11-16 00:15:55,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:15:55,066 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 37 transitions. [2019-11-16 00:15:55,066 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-16 00:15:55,066 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2019-11-16 00:15:55,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-16 00:15:55,067 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:15:55,067 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:15:55,069 INFO L410 AbstractCegarLoop]: === Iteration 4 === [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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-16 00:15:55,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:15:55,069 INFO L82 PathProgramCache]: Analyzing trace with hash -477629991, now seen corresponding path program 1 times [2019-11-16 00:15:55,069 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:15:55,070 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775306723] [2019-11-16 00:15:55,070 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:15:55,070 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:15:55,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:15:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:15:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:15:55,157 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:15:55,157 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-16 00:15:55,171 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-16 00:15:55,171 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-16 00:15:55,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:15:55 BoogieIcfgContainer [2019-11-16 00:15:55,182 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:15:55,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:15:55,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:15:55,182 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:15:55,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:53" (3/4) ... [2019-11-16 00:15:55,187 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-16 00:15:55,201 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-16 00:15:55,201 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-11-16 00:15:55,238 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_34045ee6-8124-4204-9e22-88908806c056/bin/uautomizer/witness.graphml [2019-11-16 00:15:55,239 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:15:55,241 INFO L168 Benchmark]: Toolchain (without parser) took 3739.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:15:55,241 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. [2019-11-16 00:15:55,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:15:55,243 INFO L168 Benchmark]: Boogie Preprocessor took 126.80 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. [2019-11-16 00:15:55,243 INFO L168 Benchmark]: RCFGBuilder took 1180.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.2 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2019-11-16 00:15:55,244 INFO L168 Benchmark]: TraceAbstraction took 1781.04 ms. Allocated memory is still 1.2 GB. Free memory was 993.2 MB in the beginning and 1.1 GB in the end (delta: -117.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:15:55,244 INFO L168 Benchmark]: Witness Printer took 56.60 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:15:55,247 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 587.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.80 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 1180.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.2 MB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1781.04 ms. Allocated memory is still 1.2 GB. Free memory was 993.2 MB in the beginning and 1.1 GB in the end (delta: -117.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 56.60 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 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: - CounterExampleResult [Line: 762]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L570] 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}] [L767] CALL entry_point() VAL [ldv_global_msg_list={3:0}] [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={3:0}] [L527] COND TRUE __VERIFIER_nondet_int() [L528] return malloc(size); VAL [\old(size)=4, \result={5:0}, ldv_global_msg_list={3:0}, malloc(size)={5:0}, size=4] [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={3:0}, ldv_malloc(sizeof(int))={5:0}] [L759] int *p = (int *)ldv_malloc(sizeof(int)); [L760] COND TRUE \read(*p) VAL [ldv_global_msg_list={3:0}, p={5:0}] [L761] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={3:0}] [L527] COND FALSE !(__VERIFIER_nondet_int()) [L530] return 0; VAL [\old(size)=4, \result={0:0}, ldv_global_msg_list={3:0}, size=4] [L761] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={3:0}, ldv_malloc(sizeof(int))={0:0}, p={5:0}] [L761] int *q = (int *)ldv_malloc(sizeof(int)); [L762] free(q) VAL [ldv_global_msg_list={3:0}, p={5:0}, q={0:0}] [L762] free(q) VAL [ldv_global_msg_list={3:0}, p={5:0}, q={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 339 locations, 77 error locations. Result: UNSAFE, OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 107 SDtfs, 70 SDslu, 243 SDs, 0 SdLazy, 339 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 46 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 3338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 8/8 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 proved your program to be incorrect! Received shutdown request...