./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test3_false-valid-free.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test3_false-valid-free.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 45d8f1fefa9406356fb0099666dcc3ecb8351033 ................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.24-2e94e6a [2019-01-01 18:17:54,090 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 18:17:54,091 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 18:17:54,103 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 18:17:54,104 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 18:17:54,105 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 18:17:54,106 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 18:17:54,108 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 18:17:54,110 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 18:17:54,111 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 18:17:54,112 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 18:17:54,112 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 18:17:54,113 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 18:17:54,114 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 18:17:54,116 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 18:17:54,116 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 18:17:54,117 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 18:17:54,120 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 18:17:54,122 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 18:17:54,124 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 18:17:54,125 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 18:17:54,126 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 18:17:54,129 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 18:17:54,129 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 18:17:54,129 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 18:17:54,130 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 18:17:54,132 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 18:17:54,133 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 18:17:54,133 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 18:17:54,135 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 18:17:54,135 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 18:17:54,136 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 18:17:54,136 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 18:17:54,136 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 18:17:54,138 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 18:17:54,138 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 18:17:54,139 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-01 18:17:54,155 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 18:17:54,155 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 18:17:54,156 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 18:17:54,157 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 18:17:54,157 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 18:17:54,157 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 18:17:54,157 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 18:17:54,158 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 18:17:54,158 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 18:17:54,158 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 18:17:54,158 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 18:17:54,159 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 18:17:54,159 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 18:17:54,159 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 18:17:54,159 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 18:17:54,160 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 18:17:54,160 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 18:17:54,160 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 18:17:54,160 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 18:17:54,160 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 18:17:54,161 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 18:17:54,161 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:17:54,161 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 18:17:54,161 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 18:17:54,162 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 18:17:54,162 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 18:17:54,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 45d8f1fefa9406356fb0099666dcc3ecb8351033 [2019-01-01 18:17:54,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 18:17:54,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 18:17:54,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 18:17:54,244 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 18:17:54,245 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 18:17:54,246 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test3_false-valid-free.i [2019-01-01 18:17:54,317 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5ce9897/361b90fe76e04212abdce0be50cdf98d/FLAG7d979eb69 [2019-01-01 18:17:54,903 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 18:17:54,904 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test3_false-valid-free.i [2019-01-01 18:17:54,922 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5ce9897/361b90fe76e04212abdce0be50cdf98d/FLAG7d979eb69 [2019-01-01 18:17:55,104 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5ce9897/361b90fe76e04212abdce0be50cdf98d [2019-01-01 18:17:55,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 18:17:55,114 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 18:17:55,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 18:17:55,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 18:17:55,126 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 18:17:55,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:17:55" (1/1) ... [2019-01-01 18:17:55,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@368b5984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:55, skipping insertion in model container [2019-01-01 18:17:55,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:17:55" (1/1) ... [2019-01-01 18:17:55,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 18:17:55,224 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 18:17:55,754 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:17:55,789 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 18:17:55,984 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:17:56,091 INFO L195 MainTranslator]: Completed translation [2019-01-01 18:17:56,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56 WrapperNode [2019-01-01 18:17:56,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 18:17:56,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 18:17:56,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 18:17:56,093 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 18:17:56,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (1/1) ... [2019-01-01 18:17:56,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (1/1) ... [2019-01-01 18:17:56,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (1/1) ... [2019-01-01 18:17:56,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (1/1) ... [2019-01-01 18:17:56,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (1/1) ... [2019-01-01 18:17:56,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (1/1) ... [2019-01-01 18:17:56,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (1/1) ... [2019-01-01 18:17:56,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 18:17:56,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 18:17:56,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 18:17:56,213 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 18:17:56,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 18:17:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-01 18:17:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 18:17:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:17:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-01 18:17:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-01 18:17:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-01 18:17:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-01 18:17:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-01 18:17:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-01 18:17:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:17:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-01 18:17:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-01 18:17:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-01 18:17:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-01 18:17:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-01 18:17:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-01 18:17:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-01 18:17:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-01 18:17:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-01 18:17:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-01 18:17:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-01 18:17:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-01 18:17:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-01 18:17:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-01 18:17:56,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-01 18:17:56,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-01 18:17:56,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-01 18:17:56,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-01 18:17:56,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-01 18:17:56,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-01 18:17:56,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-01 18:17:56,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-01 18:17:56,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-01 18:17:56,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-01 18:17:56,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-01 18:17:56,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-01 18:17:56,296 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-01 18:17:56,296 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-01 18:17:56,296 INFO L138 BoogieDeclarations]: Found implementation of procedure h_unsafe [2019-01-01 18:17:56,296 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-01 18:17:56,296 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-01 18:17:56,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-01 18:17:56,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-01 18:17:56,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-01 18:17:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-01 18:17:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-01 18:17:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-01 18:17:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-01 18:17:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-01 18:17:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-01 18:17:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-01 18:17:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-01 18:17:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-01 18:17:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-01 18:17:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-01 18:17:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-01 18:17:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-01 18:17:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-01 18:17:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-01 18:17:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-01 18:17:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-01 18:17:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-01 18:17:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-01 18:17:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-01 18:17:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-01 18:17:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-01 18:17:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-01 18:17:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-01 18:17:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-01 18:17:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-01 18:17:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-01 18:17:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-01 18:17:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-01 18:17:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-01 18:17:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-01 18:17:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-01 18:17:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-01 18:17:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-01 18:17:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-01 18:17:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-01 18:17:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-01 18:17:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-01 18:17:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-01 18:17:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-01 18:17:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-01 18:17:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-01 18:17:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-01 18:17:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-01 18:17:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-01 18:17:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-01 18:17:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-01 18:17:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-01 18:17:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-01 18:17:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-01 18:17:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-01 18:17:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-01 18:17:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-01 18:17:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-01 18:17:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-01 18:17:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-01 18:17:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-01 18:17:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-01 18:17:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-01 18:17:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-01 18:17:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-01 18:17:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-01 18:17:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-01 18:17:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-01 18:17:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-01 18:17:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-01 18:17:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-01 18:17:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-01 18:17:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-01 18:17:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-01 18:17:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-01 18:17:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-01 18:17:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-01 18:17:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-01 18:17:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-01 18:17:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-01 18:17:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-01 18:17:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-01 18:17:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-01 18:17:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-01 18:17:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-01 18:17:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-01 18:17:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-01 18:17:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-01 18:17:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-01 18:17:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-01 18:17:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-01 18:17:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-01 18:17:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-01 18:17:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-01 18:17:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-01 18:17:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-01 18:17:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-01 18:17:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-01 18:17:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-01 18:17:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-01 18:17:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-01 18:17:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-01 18:17:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-01 18:17:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-01 18:17:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-01 18:17:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-01 18:17:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-01 18:17:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-01 18:17:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-01 18:17:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-01 18:17:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-01 18:17:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-01 18:17:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-01 18:17:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-01 18:17:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 18:17:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-01 18:17:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-01 18:17:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:17:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-01 18:17:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-01 18:17:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-01 18:17:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-01 18:17:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-01 18:17:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-01 18:17:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-01 18:17:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-01 18:17:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-01 18:17:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-01 18:17:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-01 18:17:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 18:17:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-01 18:17:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-01 18:17:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-01 18:17:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-01 18:17:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-01 18:17:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-01 18:17:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-01 18:17:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-01 18:17:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-01 18:17:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:17:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-01 18:17:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-01 18:17:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-01 18:17:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-01 18:17:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-01 18:17:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-01 18:17:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-01 18:17:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-01 18:17:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-01 18:17:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-01 18:17:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-01 18:17:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-01 18:17:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-01 18:17:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-01 18:17:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure h_unsafe [2019-01-01 18:17:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-01 18:17:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-01 18:17:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-01 18:17:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 18:17:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-01 18:17:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 18:17:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-01 18:17:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-01 18:17:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-01 18:17:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-01 18:17:57,084 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:17:57,753 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:17:58,309 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 18:17:58,309 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-01 18:17:58,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:17:58 BoogieIcfgContainer [2019-01-01 18:17:58,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 18:17:58,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 18:17:58,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 18:17:58,315 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 18:17:58,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 06:17:55" (1/3) ... [2019-01-01 18:17:58,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0e262c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:17:58, skipping insertion in model container [2019-01-01 18:17:58,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:17:56" (2/3) ... [2019-01-01 18:17:58,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0e262c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:17:58, skipping insertion in model container [2019-01-01 18:17:58,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:17:58" (3/3) ... [2019-01-01 18:17:58,318 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test3_false-valid-free.i [2019-01-01 18:17:58,329 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 18:17:58,337 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-01 18:17:58,355 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-01 18:17:58,383 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 18:17:58,384 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 18:17:58,384 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-01 18:17:58,384 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 18:17:58,384 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 18:17:58,384 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 18:17:58,385 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 18:17:58,385 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 18:17:58,385 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 18:17:58,399 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states. [2019-01-01 18:17:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-01 18:17:58,408 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:17:58,410 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:17:58,413 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-01 18:17:58,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:17:58,422 INFO L82 PathProgramCache]: Analyzing trace with hash -788448336, now seen corresponding path program 1 times [2019-01-01 18:17:58,424 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:17:58,425 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:17:58,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:17:58,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:17:58,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:17:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:17:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:17:58,591 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-01 18:17:58,608 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:17:58,610 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:17:58,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 06:17:58 BoogieIcfgContainer [2019-01-01 18:17:58,621 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 18:17:58,621 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 18:17:58,621 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 18:17:58,622 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 18:17:58,623 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:17:58" (3/4) ... [2019-01-01 18:17:58,626 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2019-01-01 18:17:58,629 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:17:58,630 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:17:58,673 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-01 18:17:58,673 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 18:17:58,674 INFO L168 Benchmark]: Toolchain (without parser) took 3562.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 947.3 MB in the beginning and 1.0 GB in the end (delta: -58.2 MB). Peak memory consumption was 98.1 MB. Max. memory is 11.5 GB. [2019-01-01 18:17:58,676 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:17:58,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 975.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2019-01-01 18:17:58,678 INFO L168 Benchmark]: Boogie Preprocessor took 119.22 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. [2019-01-01 18:17:58,679 INFO L168 Benchmark]: RCFGBuilder took 2097.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.8 MB). Peak memory consumption was 102.8 MB. Max. memory is 11.5 GB. [2019-01-01 18:17:58,680 INFO L168 Benchmark]: TraceAbstraction took 309.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-01-01 18:17:58,681 INFO L168 Benchmark]: Witness Printer took 52.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-01-01 18:17:58,685 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 975.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 119.22 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. * RCFGBuilder took 2097.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.8 MB). Peak memory consumption was 102.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 309.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Witness Printer took 52.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 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 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# - 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: 1440]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L1135] 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={1:0}] [L1444] CALL entry_point() VAL [ldv_global_msg_list={1:0}] [L1439] CALL, EXPR h_unsafe() VAL [ldv_global_msg_list={1:0}] [L1435] return (int *)__VERIFIER_nondet_pointer(); [L1439] RET, EXPR h_unsafe() VAL [h_unsafe()={12:13}, ldv_global_msg_list={1:0}] [L1439] int *p = h_unsafe(); [L1440] COND TRUE \read(*p) VAL [ldv_global_msg_list={1:0}, p={12:13}] [L1440] free(p) VAL [ldv_global_msg_list={1:0}, p={12:13}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 325 locations, 74 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...