java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test12_false-valid-free.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 17:17:12,213 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 17:17:12,215 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 17:17:12,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 17:17:12,229 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 17:17:12,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 17:17:12,231 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 17:17:12,233 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 17:17:12,235 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 17:17:12,236 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 17:17:12,237 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 17:17:12,238 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 17:17:12,239 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 17:17:12,240 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 17:17:12,241 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 17:17:12,243 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 17:17:12,245 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 17:17:12,247 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 17:17:12,248 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 17:17:12,249 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 17:17:12,252 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-24 17:17:12,252 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-24 17:17:12,252 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-24 17:17:12,253 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-24 17:17:12,254 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-24 17:17:12,255 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-24 17:17:12,255 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-24 17:17:12,256 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-24 17:17:12,257 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-24 17:17:12,257 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-24 17:17:12,258 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-24 17:17:12,258 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf [2018-01-24 17:17:12,267 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 17:17:12,268 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 17:17:12,269 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 17:17:12,269 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 17:17:12,269 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 17:17:12,269 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-24 17:17:12,270 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 17:17:12,270 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 17:17:12,270 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 17:17:12,271 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 17:17:12,271 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 17:17:12,271 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 17:17:12,271 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 17:17:12,272 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 17:17:12,272 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 17:17:12,272 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 17:17:12,272 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 17:17:12,272 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 17:17:12,273 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 17:17:12,273 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 17:17:12,273 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 17:17:12,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 17:17:12,273 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 17:17:12,274 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 17:17:12,274 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 17:17:12,274 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 17:17:12,274 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 17:17:12,274 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 17:17:12,275 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 17:17:12,275 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-24 17:17:12,275 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 17:17:12,275 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 17:17:12,275 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 17:17:12,276 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-24 17:17:12,277 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 17:17:12,277 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 17:17:12,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 17:17:12,326 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 17:17:12,330 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 17:17:12,332 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 17:17:12,333 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 17:17:12,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test12_false-valid-free.i [2018-01-24 17:17:12,548 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 17:17:12,554 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 17:17:12,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 17:17:12,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 17:17:12,562 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 17:17:12,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cce1451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12, skipping insertion in model container [2018-01-24 17:17:12,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,586 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 17:17:12,643 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 17:17:12,796 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 17:17:12,834 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 17:17:12,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12 WrapperNode [2018-01-24 17:17:12,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 17:17:12,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 17:17:12,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 17:17:12,852 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 17:17:12,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (1/1) ... [2018-01-24 17:17:12,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 17:17:12,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 17:17:12,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 17:17:12,904 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 17:17:12,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (1/1) ... No working directory specified, using /storage/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 [2018-01-24 17:17:12,949 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 17:17:12,949 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 17:17:12,949 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-01-24 17:17:12,949 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-01-24 17:17:12,950 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-01-24 17:17:12,951 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-01-24 17:17:12,951 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-01-24 17:17:12,951 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-01-24 17:17:12,951 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-01-24 17:17:12,951 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_get_clientdata [2018-01-24 17:17:12,951 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_set_clientdata [2018-01-24 17:17:12,951 INFO L136 BoogieDeclarations]: Found implementation of procedure master_xfer [2018-01-24 17:17:12,951 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_transfer [2018-01-24 17:17:12,952 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_m88ts2022_rd_reg [2018-01-24 17:17:12,952 INFO L136 BoogieDeclarations]: Found implementation of procedure alloc_12 [2018-01-24 17:17:12,952 INFO L136 BoogieDeclarations]: Found implementation of procedure free_12 [2018-01-24 17:17:12,952 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-24 17:17:12,952 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 17:17:12,953 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-24 17:17:12,953 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-24 17:17:12,953 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-24 17:17:12,953 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-24 17:17:12,953 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 17:17:12,953 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 17:17:12,954 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 17:17:12,954 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-01-24 17:17:12,954 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-01-24 17:17:12,954 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-24 17:17:12,954 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-24 17:17:12,954 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 17:17:12,954 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-01-24 17:17:12,955 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-24 17:17:12,955 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-01-24 17:17:12,955 INFO L128 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-01-24 17:17:12,955 INFO L128 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-01-24 17:17:12,955 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-01-24 17:17:12,955 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-01-24 17:17:12,955 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-01-24 17:17:12,956 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-01-24 17:17:12,956 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-01-24 17:17:12,956 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-01-24 17:17:12,956 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-01-24 17:17:12,956 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-01-24 17:17:12,956 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-01-24 17:17:12,956 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-01-24 17:17:12,957 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-01-24 17:17:12,957 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_get_clientdata [2018-01-24 17:17:12,957 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_set_clientdata [2018-01-24 17:17:12,957 INFO L128 BoogieDeclarations]: Found specification of procedure master_xfer [2018-01-24 17:17:12,957 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_transfer [2018-01-24 17:17:12,957 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-01-24 17:17:12,957 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_m88ts2022_rd_reg [2018-01-24 17:17:12,958 INFO L128 BoogieDeclarations]: Found specification of procedure alloc_12 [2018-01-24 17:17:12,958 INFO L128 BoogieDeclarations]: Found specification of procedure free_12 [2018-01-24 17:17:12,958 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-24 17:17:12,958 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 17:17:12,958 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 17:17:12,958 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 17:17:13,832 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-24 17:17:13,938 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 17:17:13,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 05:17:13 BoogieIcfgContainer [2018-01-24 17:17:13,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 17:17:13,940 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-24 17:17:13,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-24 17:17:13,942 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-24 17:17:13,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.01 05:17:12" (1/3) ... [2018-01-24 17:17:13,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fec9cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.01 05:17:13, skipping insertion in model container [2018-01-24 17:17:13,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:17:12" (2/3) ... [2018-01-24 17:17:13,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fec9cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.01 05:17:13, skipping insertion in model container [2018-01-24 17:17:13,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 05:17:13" (3/3) ... [2018-01-24 17:17:13,947 INFO L105 eAbstractionObserver]: Analyzing ICFG memleaks_test12_false-valid-free.i [2018-01-24 17:17:13,957 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-24 17:17:13,966 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 141 error locations. [2018-01-24 17:17:14,023 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-24 17:17:14,023 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-24 17:17:14,023 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-24 17:17:14,023 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-24 17:17:14,024 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-24 17:17:14,024 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-24 17:17:14,024 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-24 17:17:14,024 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-24 17:17:14,025 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-24 17:17:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states. [2018-01-24 17:17:14,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-24 17:17:14,057 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 17:17:14,058 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-24 17:17:14,058 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_list_addErr0RequiresViolation, ldv_list_addErr1RequiresViolation, ldv_destroy_msgsErr5RequiresViolation, ldv_destroy_msgsErr3RequiresViolation, ldv_destroy_msgsErr4RequiresViolation, ldv_destroy_msgsErr0RequiresViolation, ldv_destroy_msgsErr2RequiresViolation, ldv_destroy_msgsErr1RequiresViolation, ldv_msg_fillErr3RequiresViolation, ldv_msg_fillErr1RequiresViolation, ldv_msg_fillErr5RequiresViolation, ldv_msg_fillErr0RequiresViolation, ldv_msg_fillErr4RequiresViolation, ldv_msg_fillErr2RequiresViolation, alloc_12Err2RequiresViolation, alloc_12Err13RequiresViolation, alloc_12Err14RequiresViolation, alloc_12Err6RequiresViolation, alloc_12Err7RequiresViolation, alloc_12Err4RequiresViolation, alloc_12Err11RequiresViolation, alloc_12Err0RequiresViolation, alloc_12Err9RequiresViolation, alloc_12Err5RequiresViolation, alloc_12Err15RequiresViolation, alloc_12Err1RequiresViolation, alloc_12Err10RequiresViolation, alloc_12Err8RequiresViolation, alloc_12Err3RequiresViolation, alloc_12Err12RequiresViolation, __ldv_list_delErr2RequiresViolation, __ldv_list_delErr0RequiresViolation, __ldv_list_delErr1RequiresViolation, __ldv_list_delErr3RequiresViolation, ldv_kobject_cleanupErr4RequiresViolation, ldv_kobject_cleanupErr2RequiresViolation, ldv_kobject_cleanupErr5RequiresViolation, ldv_kobject_cleanupErr3RequiresViolation, ldv_kobject_cleanupErr0RequiresViolation, ldv_kobject_cleanupErr1RequiresViolation, ldv_msg_freeErr5RequiresViolation, ldv_msg_freeErr3RequiresViolation, ldv_msg_freeErr1RequiresViolation, ldv_msg_freeErr0RequiresViolation, ldv_msg_freeErr4RequiresViolation, ldv_msg_freeErr2RequiresViolation, mainErr0EnsuresViolation, ldv_list_delErr3RequiresViolation, ldv_list_delErr1RequiresViolation, ldv_list_delErr0RequiresViolation, ldv_list_delErr2RequiresViolation, ldv_m88ts2022_rd_regErr30RequiresViolation, ldv_m88ts2022_rd_regErr25RequiresViolation, ldv_m88ts2022_rd_regErr20RequiresViolation, ldv_m88ts2022_rd_regErr15RequiresViolation, ldv_m88ts2022_rd_regErr2RequiresViolation, ldv_m88ts2022_rd_regErr10RequiresViolation, ldv_m88ts2022_rd_regErr17RequiresViolation, ldv_m88ts2022_rd_regErr22RequiresViolation, ldv_m88ts2022_rd_regErr12RequiresViolation, ldv_m88ts2022_rd_regErr8RequiresViolation, ldv_m88ts2022_rd_regErr31RequiresViolation, ldv_m88ts2022_rd_regErr28RequiresViolation, ldv_m88ts2022_rd_regErr18RequiresViolation, ldv_m88ts2022_rd_regErr21RequiresViolation, ldv_m88ts2022_rd_regErr5RequiresViolation, ldv_m88ts2022_rd_regErr1RequiresViolation, ldv_m88ts2022_rd_regErr11RequiresViolation, ldv_m88ts2022_rd_regErr29RequiresViolation, ldv_m88ts2022_rd_regErr16RequiresViolation, ldv_m88ts2022_rd_regErr24RequiresViolation, ldv_m88ts2022_rd_regErr4RequiresViolation, ldv_m88ts2022_rd_regErr14RequiresViolation, ldv_m88ts2022_rd_regErr6RequiresViolation, ldv_m88ts2022_rd_regErr9RequiresViolation, ldv_m88ts2022_rd_regErr19RequiresViolation, ldv_m88ts2022_rd_regErr27RequiresViolation, ldv_m88ts2022_rd_regErr13RequiresViolation, ldv_m88ts2022_rd_regErr3RequiresViolation, ldv_m88ts2022_rd_regErr23RequiresViolation, ldv_m88ts2022_rd_regErr32RequiresViolation, ldv_m88ts2022_rd_regErr7RequiresViolation, ldv_m88ts2022_rd_regErr33RequiresViolation, ldv_m88ts2022_rd_regErr0RequiresViolation, ldv_m88ts2022_rd_regErr26RequiresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation, __ldv_list_addErr6RequiresViolation, __ldv_list_addErr1RequiresViolation, __ldv_list_addErr7RequiresViolation, __ldv_list_addErr0RequiresViolation, __ldv_list_addErr2RequiresViolation, __ldv_list_addErr4RequiresViolation, __ldv_list_addErr5RequiresViolation, __ldv_list_addErr3RequiresViolation, master_xferErr0RequiresViolation, master_xferErr3RequiresViolation, master_xferErr1RequiresViolation, master_xferErr2RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, ldv_i2c_transferErr0RequiresViolation, ldv_i2c_transferErr1RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, free_12Err1RequiresViolation, free_12Err6RequiresViolation, free_12Err3RequiresViolation, free_12Err2RequiresViolation, free_12Err0RequiresViolation, free_12Err7RequiresViolation, free_12Err4RequiresViolation, free_12Err5RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr18RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, entry_pointErr19RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr8RequiresViolation, entry_pointErr11RequiresViolation, entry_pointErr3RequiresViolation, entry_pointErr16RequiresViolation, entry_pointErr7RequiresViolation, entry_pointErr12RequiresViolation, entry_pointErr15RequiresViolation, entry_pointErr17RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr9RequiresViolation, entry_pointErr10RequiresViolation, ldv_msg_allocErr0RequiresViolation, ldv_msg_allocErr1RequiresViolation]=== [2018-01-24 17:17:14,063 INFO L82 PathProgramCache]: Analyzing trace with hash 18685926, now seen corresponding path program 1 times [2018-01-24 17:17:14,065 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-24 17:17:14,112 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:14,112 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 17:17:14,112 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:14,112 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-24 17:17:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 17:17:14,236 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 17:17:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 17:17:14,284 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 17:17:14,285 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-24 17:17:14,285 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-24 17:17:14,287 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-24 17:17:14,296 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-24 17:17:14,297 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-24 17:17:14,298 INFO L87 Difference]: Start difference. First operand 398 states. Second operand 3 states. [2018-01-24 17:17:14,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 17:17:14,735 INFO L93 Difference]: Finished difference Result 668 states and 724 transitions. [2018-01-24 17:17:14,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-24 17:17:14,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-01-24 17:17:14,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 17:17:14,757 INFO L225 Difference]: With dead ends: 668 [2018-01-24 17:17:14,757 INFO L226 Difference]: Without dead ends: 481 [2018-01-24 17:17:14,762 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-24 17:17:14,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-01-24 17:17:14,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 436. [2018-01-24 17:17:14,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436 states. [2018-01-24 17:17:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 491 transitions. [2018-01-24 17:17:14,836 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 491 transitions. Word has length 4 [2018-01-24 17:17:14,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 17:17:14,836 INFO L432 AbstractCegarLoop]: Abstraction has 436 states and 491 transitions. [2018-01-24 17:17:14,836 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-24 17:17:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 491 transitions. [2018-01-24 17:17:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-24 17:17:14,837 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 17:17:14,837 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-24 17:17:14,837 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_list_addErr0RequiresViolation, ldv_list_addErr1RequiresViolation, ldv_destroy_msgsErr5RequiresViolation, ldv_destroy_msgsErr3RequiresViolation, ldv_destroy_msgsErr4RequiresViolation, ldv_destroy_msgsErr0RequiresViolation, ldv_destroy_msgsErr2RequiresViolation, ldv_destroy_msgsErr1RequiresViolation, ldv_msg_fillErr3RequiresViolation, ldv_msg_fillErr1RequiresViolation, ldv_msg_fillErr5RequiresViolation, ldv_msg_fillErr0RequiresViolation, ldv_msg_fillErr4RequiresViolation, ldv_msg_fillErr2RequiresViolation, alloc_12Err2RequiresViolation, alloc_12Err13RequiresViolation, alloc_12Err14RequiresViolation, alloc_12Err6RequiresViolation, alloc_12Err7RequiresViolation, alloc_12Err4RequiresViolation, alloc_12Err11RequiresViolation, alloc_12Err0RequiresViolation, alloc_12Err9RequiresViolation, alloc_12Err5RequiresViolation, alloc_12Err15RequiresViolation, alloc_12Err1RequiresViolation, alloc_12Err10RequiresViolation, alloc_12Err8RequiresViolation, alloc_12Err3RequiresViolation, alloc_12Err12RequiresViolation, __ldv_list_delErr2RequiresViolation, __ldv_list_delErr0RequiresViolation, __ldv_list_delErr1RequiresViolation, __ldv_list_delErr3RequiresViolation, ldv_kobject_cleanupErr4RequiresViolation, ldv_kobject_cleanupErr2RequiresViolation, ldv_kobject_cleanupErr5RequiresViolation, ldv_kobject_cleanupErr3RequiresViolation, ldv_kobject_cleanupErr0RequiresViolation, ldv_kobject_cleanupErr1RequiresViolation, ldv_msg_freeErr5RequiresViolation, ldv_msg_freeErr3RequiresViolation, ldv_msg_freeErr1RequiresViolation, ldv_msg_freeErr0RequiresViolation, ldv_msg_freeErr4RequiresViolation, ldv_msg_freeErr2RequiresViolation, mainErr0EnsuresViolation, ldv_list_delErr3RequiresViolation, ldv_list_delErr1RequiresViolation, ldv_list_delErr0RequiresViolation, ldv_list_delErr2RequiresViolation, ldv_m88ts2022_rd_regErr30RequiresViolation, ldv_m88ts2022_rd_regErr25RequiresViolation, ldv_m88ts2022_rd_regErr20RequiresViolation, ldv_m88ts2022_rd_regErr15RequiresViolation, ldv_m88ts2022_rd_regErr2RequiresViolation, ldv_m88ts2022_rd_regErr10RequiresViolation, ldv_m88ts2022_rd_regErr17RequiresViolation, ldv_m88ts2022_rd_regErr22RequiresViolation, ldv_m88ts2022_rd_regErr12RequiresViolation, ldv_m88ts2022_rd_regErr8RequiresViolation, ldv_m88ts2022_rd_regErr31RequiresViolation, ldv_m88ts2022_rd_regErr28RequiresViolation, ldv_m88ts2022_rd_regErr18RequiresViolation, ldv_m88ts2022_rd_regErr21RequiresViolation, ldv_m88ts2022_rd_regErr5RequiresViolation, ldv_m88ts2022_rd_regErr1RequiresViolation, ldv_m88ts2022_rd_regErr11RequiresViolation, ldv_m88ts2022_rd_regErr29RequiresViolation, ldv_m88ts2022_rd_regErr16RequiresViolation, ldv_m88ts2022_rd_regErr24RequiresViolation, ldv_m88ts2022_rd_regErr4RequiresViolation, ldv_m88ts2022_rd_regErr14RequiresViolation, ldv_m88ts2022_rd_regErr6RequiresViolation, ldv_m88ts2022_rd_regErr9RequiresViolation, ldv_m88ts2022_rd_regErr19RequiresViolation, ldv_m88ts2022_rd_regErr27RequiresViolation, ldv_m88ts2022_rd_regErr13RequiresViolation, ldv_m88ts2022_rd_regErr3RequiresViolation, ldv_m88ts2022_rd_regErr23RequiresViolation, ldv_m88ts2022_rd_regErr32RequiresViolation, ldv_m88ts2022_rd_regErr7RequiresViolation, ldv_m88ts2022_rd_regErr33RequiresViolation, ldv_m88ts2022_rd_regErr0RequiresViolation, ldv_m88ts2022_rd_regErr26RequiresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation, __ldv_list_addErr6RequiresViolation, __ldv_list_addErr1RequiresViolation, __ldv_list_addErr7RequiresViolation, __ldv_list_addErr0RequiresViolation, __ldv_list_addErr2RequiresViolation, __ldv_list_addErr4RequiresViolation, __ldv_list_addErr5RequiresViolation, __ldv_list_addErr3RequiresViolation, master_xferErr0RequiresViolation, master_xferErr3RequiresViolation, master_xferErr1RequiresViolation, master_xferErr2RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, ldv_i2c_transferErr0RequiresViolation, ldv_i2c_transferErr1RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, free_12Err1RequiresViolation, free_12Err6RequiresViolation, free_12Err3RequiresViolation, free_12Err2RequiresViolation, free_12Err0RequiresViolation, free_12Err7RequiresViolation, free_12Err4RequiresViolation, free_12Err5RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr18RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, entry_pointErr19RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr8RequiresViolation, entry_pointErr11RequiresViolation, entry_pointErr3RequiresViolation, entry_pointErr16RequiresViolation, entry_pointErr7RequiresViolation, entry_pointErr12RequiresViolation, entry_pointErr15RequiresViolation, entry_pointErr17RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr9RequiresViolation, entry_pointErr10RequiresViolation, ldv_msg_allocErr0RequiresViolation, ldv_msg_allocErr1RequiresViolation]=== [2018-01-24 17:17:14,837 INFO L82 PathProgramCache]: Analyzing trace with hash 18685927, now seen corresponding path program 1 times [2018-01-24 17:17:14,837 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-24 17:17:14,839 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:14,839 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 17:17:14,839 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:14,839 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-24 17:17:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 17:17:14,851 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 17:17:14,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 17:17:14,898 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 17:17:14,898 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-24 17:17:14,898 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-24 17:17:14,899 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-24 17:17:14,900 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-24 17:17:14,900 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-24 17:17:14,900 INFO L87 Difference]: Start difference. First operand 436 states and 491 transitions. Second operand 3 states. [2018-01-24 17:17:15,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 17:17:15,146 INFO L93 Difference]: Finished difference Result 570 states and 656 transitions. [2018-01-24 17:17:15,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-24 17:17:15,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-01-24 17:17:15,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 17:17:15,150 INFO L225 Difference]: With dead ends: 570 [2018-01-24 17:17:15,150 INFO L226 Difference]: Without dead ends: 567 [2018-01-24 17:17:15,151 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-24 17:17:15,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2018-01-24 17:17:15,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 497. [2018-01-24 17:17:15,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2018-01-24 17:17:15,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 602 transitions. [2018-01-24 17:17:15,183 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 602 transitions. Word has length 4 [2018-01-24 17:17:15,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 17:17:15,183 INFO L432 AbstractCegarLoop]: Abstraction has 497 states and 602 transitions. [2018-01-24 17:17:15,183 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-24 17:17:15,183 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 602 transitions. [2018-01-24 17:17:15,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-24 17:17:15,184 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 17:17:15,184 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 17:17:15,185 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_list_addErr0RequiresViolation, ldv_list_addErr1RequiresViolation, ldv_destroy_msgsErr5RequiresViolation, ldv_destroy_msgsErr3RequiresViolation, ldv_destroy_msgsErr4RequiresViolation, ldv_destroy_msgsErr0RequiresViolation, ldv_destroy_msgsErr2RequiresViolation, ldv_destroy_msgsErr1RequiresViolation, ldv_msg_fillErr3RequiresViolation, ldv_msg_fillErr1RequiresViolation, ldv_msg_fillErr5RequiresViolation, ldv_msg_fillErr0RequiresViolation, ldv_msg_fillErr4RequiresViolation, ldv_msg_fillErr2RequiresViolation, alloc_12Err2RequiresViolation, alloc_12Err13RequiresViolation, alloc_12Err14RequiresViolation, alloc_12Err6RequiresViolation, alloc_12Err7RequiresViolation, alloc_12Err4RequiresViolation, alloc_12Err11RequiresViolation, alloc_12Err0RequiresViolation, alloc_12Err9RequiresViolation, alloc_12Err5RequiresViolation, alloc_12Err15RequiresViolation, alloc_12Err1RequiresViolation, alloc_12Err10RequiresViolation, alloc_12Err8RequiresViolation, alloc_12Err3RequiresViolation, alloc_12Err12RequiresViolation, __ldv_list_delErr2RequiresViolation, __ldv_list_delErr0RequiresViolation, __ldv_list_delErr1RequiresViolation, __ldv_list_delErr3RequiresViolation, ldv_kobject_cleanupErr4RequiresViolation, ldv_kobject_cleanupErr2RequiresViolation, ldv_kobject_cleanupErr5RequiresViolation, ldv_kobject_cleanupErr3RequiresViolation, ldv_kobject_cleanupErr0RequiresViolation, ldv_kobject_cleanupErr1RequiresViolation, ldv_msg_freeErr5RequiresViolation, ldv_msg_freeErr3RequiresViolation, ldv_msg_freeErr1RequiresViolation, ldv_msg_freeErr0RequiresViolation, ldv_msg_freeErr4RequiresViolation, ldv_msg_freeErr2RequiresViolation, mainErr0EnsuresViolation, ldv_list_delErr3RequiresViolation, ldv_list_delErr1RequiresViolation, ldv_list_delErr0RequiresViolation, ldv_list_delErr2RequiresViolation, ldv_m88ts2022_rd_regErr30RequiresViolation, ldv_m88ts2022_rd_regErr25RequiresViolation, ldv_m88ts2022_rd_regErr20RequiresViolation, ldv_m88ts2022_rd_regErr15RequiresViolation, ldv_m88ts2022_rd_regErr2RequiresViolation, ldv_m88ts2022_rd_regErr10RequiresViolation, ldv_m88ts2022_rd_regErr17RequiresViolation, ldv_m88ts2022_rd_regErr22RequiresViolation, ldv_m88ts2022_rd_regErr12RequiresViolation, ldv_m88ts2022_rd_regErr8RequiresViolation, ldv_m88ts2022_rd_regErr31RequiresViolation, ldv_m88ts2022_rd_regErr28RequiresViolation, ldv_m88ts2022_rd_regErr18RequiresViolation, ldv_m88ts2022_rd_regErr21RequiresViolation, ldv_m88ts2022_rd_regErr5RequiresViolation, ldv_m88ts2022_rd_regErr1RequiresViolation, ldv_m88ts2022_rd_regErr11RequiresViolation, ldv_m88ts2022_rd_regErr29RequiresViolation, ldv_m88ts2022_rd_regErr16RequiresViolation, ldv_m88ts2022_rd_regErr24RequiresViolation, ldv_m88ts2022_rd_regErr4RequiresViolation, ldv_m88ts2022_rd_regErr14RequiresViolation, ldv_m88ts2022_rd_regErr6RequiresViolation, ldv_m88ts2022_rd_regErr9RequiresViolation, ldv_m88ts2022_rd_regErr19RequiresViolation, ldv_m88ts2022_rd_regErr27RequiresViolation, ldv_m88ts2022_rd_regErr13RequiresViolation, ldv_m88ts2022_rd_regErr3RequiresViolation, ldv_m88ts2022_rd_regErr23RequiresViolation, ldv_m88ts2022_rd_regErr32RequiresViolation, ldv_m88ts2022_rd_regErr7RequiresViolation, ldv_m88ts2022_rd_regErr33RequiresViolation, ldv_m88ts2022_rd_regErr0RequiresViolation, ldv_m88ts2022_rd_regErr26RequiresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation, __ldv_list_addErr6RequiresViolation, __ldv_list_addErr1RequiresViolation, __ldv_list_addErr7RequiresViolation, __ldv_list_addErr0RequiresViolation, __ldv_list_addErr2RequiresViolation, __ldv_list_addErr4RequiresViolation, __ldv_list_addErr5RequiresViolation, __ldv_list_addErr3RequiresViolation, master_xferErr0RequiresViolation, master_xferErr3RequiresViolation, master_xferErr1RequiresViolation, master_xferErr2RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, ldv_i2c_transferErr0RequiresViolation, ldv_i2c_transferErr1RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, free_12Err1RequiresViolation, free_12Err6RequiresViolation, free_12Err3RequiresViolation, free_12Err2RequiresViolation, free_12Err0RequiresViolation, free_12Err7RequiresViolation, free_12Err4RequiresViolation, free_12Err5RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr18RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, entry_pointErr19RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr8RequiresViolation, entry_pointErr11RequiresViolation, entry_pointErr3RequiresViolation, entry_pointErr16RequiresViolation, entry_pointErr7RequiresViolation, entry_pointErr12RequiresViolation, entry_pointErr15RequiresViolation, entry_pointErr17RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr9RequiresViolation, entry_pointErr10RequiresViolation, ldv_msg_allocErr0RequiresViolation, ldv_msg_allocErr1RequiresViolation]=== [2018-01-24 17:17:15,185 INFO L82 PathProgramCache]: Analyzing trace with hash -2098584656, now seen corresponding path program 1 times [2018-01-24 17:17:15,185 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-24 17:17:15,186 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:15,186 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 17:17:15,187 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:15,187 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-24 17:17:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 17:17:15,211 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 17:17:15,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 17:17:15,270 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 17:17:15,270 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-24 17:17:15,270 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-24 17:17:15,271 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-24 17:17:15,271 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-24 17:17:15,271 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-01-24 17:17:15,271 INFO L87 Difference]: Start difference. First operand 497 states and 602 transitions. Second operand 6 states. [2018-01-24 17:17:15,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 17:17:15,423 INFO L93 Difference]: Finished difference Result 624 states and 762 transitions. [2018-01-24 17:17:15,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-24 17:17:15,424 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-01-24 17:17:15,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 17:17:15,428 INFO L225 Difference]: With dead ends: 624 [2018-01-24 17:17:15,428 INFO L226 Difference]: Without dead ends: 543 [2018-01-24 17:17:15,430 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-01-24 17:17:15,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2018-01-24 17:17:15,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 496. [2018-01-24 17:17:15,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496 states. [2018-01-24 17:17:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 604 transitions. [2018-01-24 17:17:15,459 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 604 transitions. Word has length 21 [2018-01-24 17:17:15,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 17:17:15,459 INFO L432 AbstractCegarLoop]: Abstraction has 496 states and 604 transitions. [2018-01-24 17:17:15,460 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-24 17:17:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 604 transitions. [2018-01-24 17:17:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-24 17:17:15,461 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 17:17:15,461 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 17:17:15,461 INFO L371 AbstractCegarLoop]: === Iteration 4 === [ldv_list_addErr0RequiresViolation, ldv_list_addErr1RequiresViolation, ldv_destroy_msgsErr5RequiresViolation, ldv_destroy_msgsErr3RequiresViolation, ldv_destroy_msgsErr4RequiresViolation, ldv_destroy_msgsErr0RequiresViolation, ldv_destroy_msgsErr2RequiresViolation, ldv_destroy_msgsErr1RequiresViolation, ldv_msg_fillErr3RequiresViolation, ldv_msg_fillErr1RequiresViolation, ldv_msg_fillErr5RequiresViolation, ldv_msg_fillErr0RequiresViolation, ldv_msg_fillErr4RequiresViolation, ldv_msg_fillErr2RequiresViolation, alloc_12Err2RequiresViolation, alloc_12Err13RequiresViolation, alloc_12Err14RequiresViolation, alloc_12Err6RequiresViolation, alloc_12Err7RequiresViolation, alloc_12Err4RequiresViolation, alloc_12Err11RequiresViolation, alloc_12Err0RequiresViolation, alloc_12Err9RequiresViolation, alloc_12Err5RequiresViolation, alloc_12Err15RequiresViolation, alloc_12Err1RequiresViolation, alloc_12Err10RequiresViolation, alloc_12Err8RequiresViolation, alloc_12Err3RequiresViolation, alloc_12Err12RequiresViolation, __ldv_list_delErr2RequiresViolation, __ldv_list_delErr0RequiresViolation, __ldv_list_delErr1RequiresViolation, __ldv_list_delErr3RequiresViolation, ldv_kobject_cleanupErr4RequiresViolation, ldv_kobject_cleanupErr2RequiresViolation, ldv_kobject_cleanupErr5RequiresViolation, ldv_kobject_cleanupErr3RequiresViolation, ldv_kobject_cleanupErr0RequiresViolation, ldv_kobject_cleanupErr1RequiresViolation, ldv_msg_freeErr5RequiresViolation, ldv_msg_freeErr3RequiresViolation, ldv_msg_freeErr1RequiresViolation, ldv_msg_freeErr0RequiresViolation, ldv_msg_freeErr4RequiresViolation, ldv_msg_freeErr2RequiresViolation, mainErr0EnsuresViolation, ldv_list_delErr3RequiresViolation, ldv_list_delErr1RequiresViolation, ldv_list_delErr0RequiresViolation, ldv_list_delErr2RequiresViolation, ldv_m88ts2022_rd_regErr30RequiresViolation, ldv_m88ts2022_rd_regErr25RequiresViolation, ldv_m88ts2022_rd_regErr20RequiresViolation, ldv_m88ts2022_rd_regErr15RequiresViolation, ldv_m88ts2022_rd_regErr2RequiresViolation, ldv_m88ts2022_rd_regErr10RequiresViolation, ldv_m88ts2022_rd_regErr17RequiresViolation, ldv_m88ts2022_rd_regErr22RequiresViolation, ldv_m88ts2022_rd_regErr12RequiresViolation, ldv_m88ts2022_rd_regErr8RequiresViolation, ldv_m88ts2022_rd_regErr31RequiresViolation, ldv_m88ts2022_rd_regErr28RequiresViolation, ldv_m88ts2022_rd_regErr18RequiresViolation, ldv_m88ts2022_rd_regErr21RequiresViolation, ldv_m88ts2022_rd_regErr5RequiresViolation, ldv_m88ts2022_rd_regErr1RequiresViolation, ldv_m88ts2022_rd_regErr11RequiresViolation, ldv_m88ts2022_rd_regErr29RequiresViolation, ldv_m88ts2022_rd_regErr16RequiresViolation, ldv_m88ts2022_rd_regErr24RequiresViolation, ldv_m88ts2022_rd_regErr4RequiresViolation, ldv_m88ts2022_rd_regErr14RequiresViolation, ldv_m88ts2022_rd_regErr6RequiresViolation, ldv_m88ts2022_rd_regErr9RequiresViolation, ldv_m88ts2022_rd_regErr19RequiresViolation, ldv_m88ts2022_rd_regErr27RequiresViolation, ldv_m88ts2022_rd_regErr13RequiresViolation, ldv_m88ts2022_rd_regErr3RequiresViolation, ldv_m88ts2022_rd_regErr23RequiresViolation, ldv_m88ts2022_rd_regErr32RequiresViolation, ldv_m88ts2022_rd_regErr7RequiresViolation, ldv_m88ts2022_rd_regErr33RequiresViolation, ldv_m88ts2022_rd_regErr0RequiresViolation, ldv_m88ts2022_rd_regErr26RequiresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation, __ldv_list_addErr6RequiresViolation, __ldv_list_addErr1RequiresViolation, __ldv_list_addErr7RequiresViolation, __ldv_list_addErr0RequiresViolation, __ldv_list_addErr2RequiresViolation, __ldv_list_addErr4RequiresViolation, __ldv_list_addErr5RequiresViolation, __ldv_list_addErr3RequiresViolation, master_xferErr0RequiresViolation, master_xferErr3RequiresViolation, master_xferErr1RequiresViolation, master_xferErr2RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, ldv_i2c_transferErr0RequiresViolation, ldv_i2c_transferErr1RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, free_12Err1RequiresViolation, free_12Err6RequiresViolation, free_12Err3RequiresViolation, free_12Err2RequiresViolation, free_12Err0RequiresViolation, free_12Err7RequiresViolation, free_12Err4RequiresViolation, free_12Err5RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr18RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, entry_pointErr19RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr8RequiresViolation, entry_pointErr11RequiresViolation, entry_pointErr3RequiresViolation, entry_pointErr16RequiresViolation, entry_pointErr7RequiresViolation, entry_pointErr12RequiresViolation, entry_pointErr15RequiresViolation, entry_pointErr17RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr9RequiresViolation, entry_pointErr10RequiresViolation, ldv_msg_allocErr0RequiresViolation, ldv_msg_allocErr1RequiresViolation]=== [2018-01-24 17:17:15,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1744465714, now seen corresponding path program 1 times [2018-01-24 17:17:15,461 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-24 17:17:15,463 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:15,463 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 17:17:15,463 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:15,463 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-24 17:17:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 17:17:15,491 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 17:17:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 17:17:15,597 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 17:17:15,597 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-24 17:17:15,598 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-24 17:17:15,598 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-24 17:17:15,599 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-24 17:17:15,599 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-24 17:17:15,599 INFO L87 Difference]: Start difference. First operand 496 states and 604 transitions. Second operand 5 states. [2018-01-24 17:17:15,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 17:17:15,994 INFO L93 Difference]: Finished difference Result 572 states and 705 transitions. [2018-01-24 17:17:15,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-01-24 17:17:15,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2018-01-24 17:17:15,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 17:17:15,998 INFO L225 Difference]: With dead ends: 572 [2018-01-24 17:17:15,998 INFO L226 Difference]: Without dead ends: 571 [2018-01-24 17:17:15,999 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-01-24 17:17:16,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2018-01-24 17:17:16,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 538. [2018-01-24 17:17:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2018-01-24 17:17:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 661 transitions. [2018-01-24 17:17:16,035 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 661 transitions. Word has length 21 [2018-01-24 17:17:16,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 17:17:16,036 INFO L432 AbstractCegarLoop]: Abstraction has 538 states and 661 transitions. [2018-01-24 17:17:16,036 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-24 17:17:16,036 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 661 transitions. [2018-01-24 17:17:16,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-24 17:17:16,037 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 17:17:16,037 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 17:17:16,037 INFO L371 AbstractCegarLoop]: === Iteration 5 === [ldv_list_addErr0RequiresViolation, ldv_list_addErr1RequiresViolation, ldv_destroy_msgsErr5RequiresViolation, ldv_destroy_msgsErr3RequiresViolation, ldv_destroy_msgsErr4RequiresViolation, ldv_destroy_msgsErr0RequiresViolation, ldv_destroy_msgsErr2RequiresViolation, ldv_destroy_msgsErr1RequiresViolation, ldv_msg_fillErr3RequiresViolation, ldv_msg_fillErr1RequiresViolation, ldv_msg_fillErr5RequiresViolation, ldv_msg_fillErr0RequiresViolation, ldv_msg_fillErr4RequiresViolation, ldv_msg_fillErr2RequiresViolation, alloc_12Err2RequiresViolation, alloc_12Err13RequiresViolation, alloc_12Err14RequiresViolation, alloc_12Err6RequiresViolation, alloc_12Err7RequiresViolation, alloc_12Err4RequiresViolation, alloc_12Err11RequiresViolation, alloc_12Err0RequiresViolation, alloc_12Err9RequiresViolation, alloc_12Err5RequiresViolation, alloc_12Err15RequiresViolation, alloc_12Err1RequiresViolation, alloc_12Err10RequiresViolation, alloc_12Err8RequiresViolation, alloc_12Err3RequiresViolation, alloc_12Err12RequiresViolation, __ldv_list_delErr2RequiresViolation, __ldv_list_delErr0RequiresViolation, __ldv_list_delErr1RequiresViolation, __ldv_list_delErr3RequiresViolation, ldv_kobject_cleanupErr4RequiresViolation, ldv_kobject_cleanupErr2RequiresViolation, ldv_kobject_cleanupErr5RequiresViolation, ldv_kobject_cleanupErr3RequiresViolation, ldv_kobject_cleanupErr0RequiresViolation, ldv_kobject_cleanupErr1RequiresViolation, ldv_msg_freeErr5RequiresViolation, ldv_msg_freeErr3RequiresViolation, ldv_msg_freeErr1RequiresViolation, ldv_msg_freeErr0RequiresViolation, ldv_msg_freeErr4RequiresViolation, ldv_msg_freeErr2RequiresViolation, mainErr0EnsuresViolation, ldv_list_delErr3RequiresViolation, ldv_list_delErr1RequiresViolation, ldv_list_delErr0RequiresViolation, ldv_list_delErr2RequiresViolation, ldv_m88ts2022_rd_regErr30RequiresViolation, ldv_m88ts2022_rd_regErr25RequiresViolation, ldv_m88ts2022_rd_regErr20RequiresViolation, ldv_m88ts2022_rd_regErr15RequiresViolation, ldv_m88ts2022_rd_regErr2RequiresViolation, ldv_m88ts2022_rd_regErr10RequiresViolation, ldv_m88ts2022_rd_regErr17RequiresViolation, ldv_m88ts2022_rd_regErr22RequiresViolation, ldv_m88ts2022_rd_regErr12RequiresViolation, ldv_m88ts2022_rd_regErr8RequiresViolation, ldv_m88ts2022_rd_regErr31RequiresViolation, ldv_m88ts2022_rd_regErr28RequiresViolation, ldv_m88ts2022_rd_regErr18RequiresViolation, ldv_m88ts2022_rd_regErr21RequiresViolation, ldv_m88ts2022_rd_regErr5RequiresViolation, ldv_m88ts2022_rd_regErr1RequiresViolation, ldv_m88ts2022_rd_regErr11RequiresViolation, ldv_m88ts2022_rd_regErr29RequiresViolation, ldv_m88ts2022_rd_regErr16RequiresViolation, ldv_m88ts2022_rd_regErr24RequiresViolation, ldv_m88ts2022_rd_regErr4RequiresViolation, ldv_m88ts2022_rd_regErr14RequiresViolation, ldv_m88ts2022_rd_regErr6RequiresViolation, ldv_m88ts2022_rd_regErr9RequiresViolation, ldv_m88ts2022_rd_regErr19RequiresViolation, ldv_m88ts2022_rd_regErr27RequiresViolation, ldv_m88ts2022_rd_regErr13RequiresViolation, ldv_m88ts2022_rd_regErr3RequiresViolation, ldv_m88ts2022_rd_regErr23RequiresViolation, ldv_m88ts2022_rd_regErr32RequiresViolation, ldv_m88ts2022_rd_regErr7RequiresViolation, ldv_m88ts2022_rd_regErr33RequiresViolation, ldv_m88ts2022_rd_regErr0RequiresViolation, ldv_m88ts2022_rd_regErr26RequiresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation, __ldv_list_addErr6RequiresViolation, __ldv_list_addErr1RequiresViolation, __ldv_list_addErr7RequiresViolation, __ldv_list_addErr0RequiresViolation, __ldv_list_addErr2RequiresViolation, __ldv_list_addErr4RequiresViolation, __ldv_list_addErr5RequiresViolation, __ldv_list_addErr3RequiresViolation, master_xferErr0RequiresViolation, master_xferErr3RequiresViolation, master_xferErr1RequiresViolation, master_xferErr2RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, ldv_i2c_transferErr0RequiresViolation, ldv_i2c_transferErr1RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, free_12Err1RequiresViolation, free_12Err6RequiresViolation, free_12Err3RequiresViolation, free_12Err2RequiresViolation, free_12Err0RequiresViolation, free_12Err7RequiresViolation, free_12Err4RequiresViolation, free_12Err5RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr18RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, entry_pointErr19RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr8RequiresViolation, entry_pointErr11RequiresViolation, entry_pointErr3RequiresViolation, entry_pointErr16RequiresViolation, entry_pointErr7RequiresViolation, entry_pointErr12RequiresViolation, entry_pointErr15RequiresViolation, entry_pointErr17RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr9RequiresViolation, entry_pointErr10RequiresViolation, ldv_msg_allocErr0RequiresViolation, ldv_msg_allocErr1RequiresViolation]=== [2018-01-24 17:17:16,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1744465713, now seen corresponding path program 1 times [2018-01-24 17:17:16,038 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-24 17:17:16,039 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:16,040 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 17:17:16,040 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:16,040 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-24 17:17:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 17:17:16,062 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 17:17:16,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 17:17:16,300 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-24 17:17:16,300 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-24 17:17:16,300 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-24 17:17:16,301 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-01-24 17:17:16,301 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-01-24 17:17:16,301 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-01-24 17:17:16,301 INFO L87 Difference]: Start difference. First operand 538 states and 661 transitions. Second operand 7 states. [2018-01-24 17:17:17,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 17:17:17,647 INFO L93 Difference]: Finished difference Result 669 states and 772 transitions. [2018-01-24 17:17:17,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-24 17:17:17,647 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-01-24 17:17:17,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 17:17:17,651 INFO L225 Difference]: With dead ends: 669 [2018-01-24 17:17:17,651 INFO L226 Difference]: Without dead ends: 668 [2018-01-24 17:17:17,652 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 5 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-01-24 17:17:17,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2018-01-24 17:17:17,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 538. [2018-01-24 17:17:17,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2018-01-24 17:17:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 660 transitions. [2018-01-24 17:17:17,691 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 660 transitions. Word has length 21 [2018-01-24 17:17:17,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 17:17:17,691 INFO L432 AbstractCegarLoop]: Abstraction has 538 states and 660 transitions. [2018-01-24 17:17:17,691 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-01-24 17:17:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 660 transitions. [2018-01-24 17:17:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-01-24 17:17:17,693 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 17:17:17,693 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 17:17:17,693 INFO L371 AbstractCegarLoop]: === Iteration 6 === [ldv_list_addErr0RequiresViolation, ldv_list_addErr1RequiresViolation, ldv_destroy_msgsErr5RequiresViolation, ldv_destroy_msgsErr3RequiresViolation, ldv_destroy_msgsErr4RequiresViolation, ldv_destroy_msgsErr0RequiresViolation, ldv_destroy_msgsErr2RequiresViolation, ldv_destroy_msgsErr1RequiresViolation, ldv_msg_fillErr3RequiresViolation, ldv_msg_fillErr1RequiresViolation, ldv_msg_fillErr5RequiresViolation, ldv_msg_fillErr0RequiresViolation, ldv_msg_fillErr4RequiresViolation, ldv_msg_fillErr2RequiresViolation, alloc_12Err2RequiresViolation, alloc_12Err13RequiresViolation, alloc_12Err14RequiresViolation, alloc_12Err6RequiresViolation, alloc_12Err7RequiresViolation, alloc_12Err4RequiresViolation, alloc_12Err11RequiresViolation, alloc_12Err0RequiresViolation, alloc_12Err9RequiresViolation, alloc_12Err5RequiresViolation, alloc_12Err15RequiresViolation, alloc_12Err1RequiresViolation, alloc_12Err10RequiresViolation, alloc_12Err8RequiresViolation, alloc_12Err3RequiresViolation, alloc_12Err12RequiresViolation, __ldv_list_delErr2RequiresViolation, __ldv_list_delErr0RequiresViolation, __ldv_list_delErr1RequiresViolation, __ldv_list_delErr3RequiresViolation, ldv_kobject_cleanupErr4RequiresViolation, ldv_kobject_cleanupErr2RequiresViolation, ldv_kobject_cleanupErr5RequiresViolation, ldv_kobject_cleanupErr3RequiresViolation, ldv_kobject_cleanupErr0RequiresViolation, ldv_kobject_cleanupErr1RequiresViolation, ldv_msg_freeErr5RequiresViolation, ldv_msg_freeErr3RequiresViolation, ldv_msg_freeErr1RequiresViolation, ldv_msg_freeErr0RequiresViolation, ldv_msg_freeErr4RequiresViolation, ldv_msg_freeErr2RequiresViolation, mainErr0EnsuresViolation, ldv_list_delErr3RequiresViolation, ldv_list_delErr1RequiresViolation, ldv_list_delErr0RequiresViolation, ldv_list_delErr2RequiresViolation, ldv_m88ts2022_rd_regErr30RequiresViolation, ldv_m88ts2022_rd_regErr25RequiresViolation, ldv_m88ts2022_rd_regErr20RequiresViolation, ldv_m88ts2022_rd_regErr15RequiresViolation, ldv_m88ts2022_rd_regErr2RequiresViolation, ldv_m88ts2022_rd_regErr10RequiresViolation, ldv_m88ts2022_rd_regErr17RequiresViolation, ldv_m88ts2022_rd_regErr22RequiresViolation, ldv_m88ts2022_rd_regErr12RequiresViolation, ldv_m88ts2022_rd_regErr8RequiresViolation, ldv_m88ts2022_rd_regErr31RequiresViolation, ldv_m88ts2022_rd_regErr28RequiresViolation, ldv_m88ts2022_rd_regErr18RequiresViolation, ldv_m88ts2022_rd_regErr21RequiresViolation, ldv_m88ts2022_rd_regErr5RequiresViolation, ldv_m88ts2022_rd_regErr1RequiresViolation, ldv_m88ts2022_rd_regErr11RequiresViolation, ldv_m88ts2022_rd_regErr29RequiresViolation, ldv_m88ts2022_rd_regErr16RequiresViolation, ldv_m88ts2022_rd_regErr24RequiresViolation, ldv_m88ts2022_rd_regErr4RequiresViolation, ldv_m88ts2022_rd_regErr14RequiresViolation, ldv_m88ts2022_rd_regErr6RequiresViolation, ldv_m88ts2022_rd_regErr9RequiresViolation, ldv_m88ts2022_rd_regErr19RequiresViolation, ldv_m88ts2022_rd_regErr27RequiresViolation, ldv_m88ts2022_rd_regErr13RequiresViolation, ldv_m88ts2022_rd_regErr3RequiresViolation, ldv_m88ts2022_rd_regErr23RequiresViolation, ldv_m88ts2022_rd_regErr32RequiresViolation, ldv_m88ts2022_rd_regErr7RequiresViolation, ldv_m88ts2022_rd_regErr33RequiresViolation, ldv_m88ts2022_rd_regErr0RequiresViolation, ldv_m88ts2022_rd_regErr26RequiresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation, __ldv_list_addErr6RequiresViolation, __ldv_list_addErr1RequiresViolation, __ldv_list_addErr7RequiresViolation, __ldv_list_addErr0RequiresViolation, __ldv_list_addErr2RequiresViolation, __ldv_list_addErr4RequiresViolation, __ldv_list_addErr5RequiresViolation, __ldv_list_addErr3RequiresViolation, master_xferErr0RequiresViolation, master_xferErr3RequiresViolation, master_xferErr1RequiresViolation, master_xferErr2RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, ldv_i2c_transferErr0RequiresViolation, ldv_i2c_transferErr1RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, free_12Err1RequiresViolation, free_12Err6RequiresViolation, free_12Err3RequiresViolation, free_12Err2RequiresViolation, free_12Err0RequiresViolation, free_12Err7RequiresViolation, free_12Err4RequiresViolation, free_12Err5RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr18RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, entry_pointErr19RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr8RequiresViolation, entry_pointErr11RequiresViolation, entry_pointErr3RequiresViolation, entry_pointErr16RequiresViolation, entry_pointErr7RequiresViolation, entry_pointErr12RequiresViolation, entry_pointErr15RequiresViolation, entry_pointErr17RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr9RequiresViolation, entry_pointErr10RequiresViolation, ldv_msg_allocErr0RequiresViolation, ldv_msg_allocErr1RequiresViolation]=== [2018-01-24 17:17:17,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1603523080, now seen corresponding path program 1 times [2018-01-24 17:17:17,693 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-24 17:17:17,695 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:17,695 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 17:17:17,695 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:17,695 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-24 17:17:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 17:17:17,709 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 17:17:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-01-24 17:17:17,765 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-24 17:17:17,765 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-24 17:17:17,766 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 25 with the following transitions: [2018-01-24 17:17:17,768 INFO L201 CegarAbsIntRunner]: [202], [207], [209], [212], [277], [479], [485], [486], [487], [488], [489], [492], [495], [516], [538], [539], [540], [541], [580], [581], [582] [2018-01-24 17:17:17,818 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-24 17:17:17,819 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 17:17:17,966 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-24 17:17:17,967 INFO L268 AbstractInterpreter]: Visited 16 different actions 16 times. Never merged. Never widened. Never found a fixpoint. Largest state had 26 variables. [2018-01-24 17:17:17,974 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-24 17:17:18,063 INFO L232 lantSequenceWeakener]: Weakened 15 states. On average, predicates are now at 87.16% of their original sizes. [2018-01-24 17:17:18,063 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-24 17:17:18,149 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-24 17:17:18,150 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-01-24 17:17:18,150 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2018-01-24 17:17:18,150 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-24 17:17:18,150 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-01-24 17:17:18,151 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-01-24 17:17:18,151 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-01-24 17:17:18,151 INFO L87 Difference]: Start difference. First operand 538 states and 660 transitions. Second operand 9 states. [2018-01-24 17:17:24,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 17:17:24,040 INFO L93 Difference]: Finished difference Result 1064 states and 1247 transitions. [2018-01-24 17:17:24,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-01-24 17:17:24,040 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 24 [2018-01-24 17:17:24,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 17:17:24,045 INFO L225 Difference]: With dead ends: 1064 [2018-01-24 17:17:24,045 INFO L226 Difference]: Without dead ends: 548 [2018-01-24 17:17:24,051 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2018-01-24 17:17:24,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2018-01-24 17:17:24,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 501. [2018-01-24 17:17:24,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2018-01-24 17:17:24,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 579 transitions. [2018-01-24 17:17:24,105 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 579 transitions. Word has length 24 [2018-01-24 17:17:24,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 17:17:24,106 INFO L432 AbstractCegarLoop]: Abstraction has 501 states and 579 transitions. [2018-01-24 17:17:24,106 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-01-24 17:17:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 579 transitions. [2018-01-24 17:17:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-24 17:17:24,107 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 17:17:24,107 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 17:17:24,107 INFO L371 AbstractCegarLoop]: === Iteration 7 === [ldv_list_addErr0RequiresViolation, ldv_list_addErr1RequiresViolation, ldv_destroy_msgsErr5RequiresViolation, ldv_destroy_msgsErr3RequiresViolation, ldv_destroy_msgsErr4RequiresViolation, ldv_destroy_msgsErr0RequiresViolation, ldv_destroy_msgsErr2RequiresViolation, ldv_destroy_msgsErr1RequiresViolation, ldv_msg_fillErr3RequiresViolation, ldv_msg_fillErr1RequiresViolation, ldv_msg_fillErr5RequiresViolation, ldv_msg_fillErr0RequiresViolation, ldv_msg_fillErr4RequiresViolation, ldv_msg_fillErr2RequiresViolation, alloc_12Err2RequiresViolation, alloc_12Err13RequiresViolation, alloc_12Err14RequiresViolation, alloc_12Err6RequiresViolation, alloc_12Err7RequiresViolation, alloc_12Err4RequiresViolation, alloc_12Err11RequiresViolation, alloc_12Err0RequiresViolation, alloc_12Err9RequiresViolation, alloc_12Err5RequiresViolation, alloc_12Err15RequiresViolation, alloc_12Err1RequiresViolation, alloc_12Err10RequiresViolation, alloc_12Err8RequiresViolation, alloc_12Err3RequiresViolation, alloc_12Err12RequiresViolation, __ldv_list_delErr2RequiresViolation, __ldv_list_delErr0RequiresViolation, __ldv_list_delErr1RequiresViolation, __ldv_list_delErr3RequiresViolation, ldv_kobject_cleanupErr4RequiresViolation, ldv_kobject_cleanupErr2RequiresViolation, ldv_kobject_cleanupErr5RequiresViolation, ldv_kobject_cleanupErr3RequiresViolation, ldv_kobject_cleanupErr0RequiresViolation, ldv_kobject_cleanupErr1RequiresViolation, ldv_msg_freeErr5RequiresViolation, ldv_msg_freeErr3RequiresViolation, ldv_msg_freeErr1RequiresViolation, ldv_msg_freeErr0RequiresViolation, ldv_msg_freeErr4RequiresViolation, ldv_msg_freeErr2RequiresViolation, mainErr0EnsuresViolation, ldv_list_delErr3RequiresViolation, ldv_list_delErr1RequiresViolation, ldv_list_delErr0RequiresViolation, ldv_list_delErr2RequiresViolation, ldv_m88ts2022_rd_regErr30RequiresViolation, ldv_m88ts2022_rd_regErr25RequiresViolation, ldv_m88ts2022_rd_regErr20RequiresViolation, ldv_m88ts2022_rd_regErr15RequiresViolation, ldv_m88ts2022_rd_regErr2RequiresViolation, ldv_m88ts2022_rd_regErr10RequiresViolation, ldv_m88ts2022_rd_regErr17RequiresViolation, ldv_m88ts2022_rd_regErr22RequiresViolation, ldv_m88ts2022_rd_regErr12RequiresViolation, ldv_m88ts2022_rd_regErr8RequiresViolation, ldv_m88ts2022_rd_regErr31RequiresViolation, ldv_m88ts2022_rd_regErr28RequiresViolation, ldv_m88ts2022_rd_regErr18RequiresViolation, ldv_m88ts2022_rd_regErr21RequiresViolation, ldv_m88ts2022_rd_regErr5RequiresViolation, ldv_m88ts2022_rd_regErr1RequiresViolation, ldv_m88ts2022_rd_regErr11RequiresViolation, ldv_m88ts2022_rd_regErr29RequiresViolation, ldv_m88ts2022_rd_regErr16RequiresViolation, ldv_m88ts2022_rd_regErr24RequiresViolation, ldv_m88ts2022_rd_regErr4RequiresViolation, ldv_m88ts2022_rd_regErr14RequiresViolation, ldv_m88ts2022_rd_regErr6RequiresViolation, ldv_m88ts2022_rd_regErr9RequiresViolation, ldv_m88ts2022_rd_regErr19RequiresViolation, ldv_m88ts2022_rd_regErr27RequiresViolation, ldv_m88ts2022_rd_regErr13RequiresViolation, ldv_m88ts2022_rd_regErr3RequiresViolation, ldv_m88ts2022_rd_regErr23RequiresViolation, ldv_m88ts2022_rd_regErr32RequiresViolation, ldv_m88ts2022_rd_regErr7RequiresViolation, ldv_m88ts2022_rd_regErr33RequiresViolation, ldv_m88ts2022_rd_regErr0RequiresViolation, ldv_m88ts2022_rd_regErr26RequiresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation, __ldv_list_addErr6RequiresViolation, __ldv_list_addErr1RequiresViolation, __ldv_list_addErr7RequiresViolation, __ldv_list_addErr0RequiresViolation, __ldv_list_addErr2RequiresViolation, __ldv_list_addErr4RequiresViolation, __ldv_list_addErr5RequiresViolation, __ldv_list_addErr3RequiresViolation, master_xferErr0RequiresViolation, master_xferErr3RequiresViolation, master_xferErr1RequiresViolation, master_xferErr2RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, ldv_i2c_transferErr0RequiresViolation, ldv_i2c_transferErr1RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, free_12Err1RequiresViolation, free_12Err6RequiresViolation, free_12Err3RequiresViolation, free_12Err2RequiresViolation, free_12Err0RequiresViolation, free_12Err7RequiresViolation, free_12Err4RequiresViolation, free_12Err5RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr18RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, entry_pointErr19RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr8RequiresViolation, entry_pointErr11RequiresViolation, entry_pointErr3RequiresViolation, entry_pointErr16RequiresViolation, entry_pointErr7RequiresViolation, entry_pointErr12RequiresViolation, entry_pointErr15RequiresViolation, entry_pointErr17RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr9RequiresViolation, entry_pointErr10RequiresViolation, ldv_msg_allocErr0RequiresViolation, ldv_msg_allocErr1RequiresViolation]=== [2018-01-24 17:17:24,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1679705302, now seen corresponding path program 1 times [2018-01-24 17:17:24,108 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-24 17:17:24,110 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:24,110 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 17:17:24,110 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:24,110 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-24 17:17:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 17:17:24,125 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 17:17:24,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-01-24 17:17:24,197 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-24 17:17:24,197 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-24 17:17:24,198 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 27 with the following transitions: [2018-01-24 17:17:24,198 INFO L201 CegarAbsIntRunner]: [202], [207], [209], [212], [277], [479], [482], [483], [484], [485], [486], [487], [488], [489], [492], [495], [516], [538], [539], [540], [541], [580], [581], [582] [2018-01-24 17:17:24,199 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-24 17:17:24,199 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 17:17:24,280 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-24 17:17:24,280 INFO L268 AbstractInterpreter]: Visited 24 different actions 38 times. Merged at 6 different actions 8 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-01-24 17:17:24,294 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-24 17:17:24,363 INFO L232 lantSequenceWeakener]: Weakened 25 states. On average, predicates are now at 80.64% of their original sizes. [2018-01-24 17:17:24,363 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-24 17:17:24,497 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-24 17:17:24,498 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-01-24 17:17:24,498 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [5] total 18 [2018-01-24 17:17:24,498 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-24 17:17:24,498 INFO L409 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-01-24 17:17:24,498 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-01-24 17:17:24,498 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2018-01-24 17:17:24,499 INFO L87 Difference]: Start difference. First operand 501 states and 579 transitions. Second operand 15 states. [2018-01-24 17:17:33,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-24 17:17:33,136 INFO L93 Difference]: Finished difference Result 567 states and 634 transitions. [2018-01-24 17:17:33,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-01-24 17:17:33,136 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 26 [2018-01-24 17:17:33,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-24 17:17:33,139 INFO L225 Difference]: With dead ends: 567 [2018-01-24 17:17:33,139 INFO L226 Difference]: Without dead ends: 565 [2018-01-24 17:17:33,140 INFO L525 BasicCegarLoop]: 2 DeclaredPredicates, 53 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=1309, Unknown=0, NotChecked=0, Total=1640 [2018-01-24 17:17:33,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2018-01-24 17:17:33,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 484. [2018-01-24 17:17:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2018-01-24 17:17:33,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 548 transitions. [2018-01-24 17:17:33,179 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 548 transitions. Word has length 26 [2018-01-24 17:17:33,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-24 17:17:33,179 INFO L432 AbstractCegarLoop]: Abstraction has 484 states and 548 transitions. [2018-01-24 17:17:33,179 INFO L433 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-01-24 17:17:33,179 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 548 transitions. [2018-01-24 17:17:33,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-24 17:17:33,180 INFO L314 BasicCegarLoop]: Found error trace [2018-01-24 17:17:33,180 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-24 17:17:33,180 INFO L371 AbstractCegarLoop]: === Iteration 8 === [ldv_list_addErr0RequiresViolation, ldv_list_addErr1RequiresViolation, ldv_destroy_msgsErr5RequiresViolation, ldv_destroy_msgsErr3RequiresViolation, ldv_destroy_msgsErr4RequiresViolation, ldv_destroy_msgsErr0RequiresViolation, ldv_destroy_msgsErr2RequiresViolation, ldv_destroy_msgsErr1RequiresViolation, ldv_msg_fillErr3RequiresViolation, ldv_msg_fillErr1RequiresViolation, ldv_msg_fillErr5RequiresViolation, ldv_msg_fillErr0RequiresViolation, ldv_msg_fillErr4RequiresViolation, ldv_msg_fillErr2RequiresViolation, alloc_12Err2RequiresViolation, alloc_12Err13RequiresViolation, alloc_12Err14RequiresViolation, alloc_12Err6RequiresViolation, alloc_12Err7RequiresViolation, alloc_12Err4RequiresViolation, alloc_12Err11RequiresViolation, alloc_12Err0RequiresViolation, alloc_12Err9RequiresViolation, alloc_12Err5RequiresViolation, alloc_12Err15RequiresViolation, alloc_12Err1RequiresViolation, alloc_12Err10RequiresViolation, alloc_12Err8RequiresViolation, alloc_12Err3RequiresViolation, alloc_12Err12RequiresViolation, __ldv_list_delErr2RequiresViolation, __ldv_list_delErr0RequiresViolation, __ldv_list_delErr1RequiresViolation, __ldv_list_delErr3RequiresViolation, ldv_kobject_cleanupErr4RequiresViolation, ldv_kobject_cleanupErr2RequiresViolation, ldv_kobject_cleanupErr5RequiresViolation, ldv_kobject_cleanupErr3RequiresViolation, ldv_kobject_cleanupErr0RequiresViolation, ldv_kobject_cleanupErr1RequiresViolation, ldv_msg_freeErr5RequiresViolation, ldv_msg_freeErr3RequiresViolation, ldv_msg_freeErr1RequiresViolation, ldv_msg_freeErr0RequiresViolation, ldv_msg_freeErr4RequiresViolation, ldv_msg_freeErr2RequiresViolation, mainErr0EnsuresViolation, ldv_list_delErr3RequiresViolation, ldv_list_delErr1RequiresViolation, ldv_list_delErr0RequiresViolation, ldv_list_delErr2RequiresViolation, ldv_m88ts2022_rd_regErr30RequiresViolation, ldv_m88ts2022_rd_regErr25RequiresViolation, ldv_m88ts2022_rd_regErr20RequiresViolation, ldv_m88ts2022_rd_regErr15RequiresViolation, ldv_m88ts2022_rd_regErr2RequiresViolation, ldv_m88ts2022_rd_regErr10RequiresViolation, ldv_m88ts2022_rd_regErr17RequiresViolation, ldv_m88ts2022_rd_regErr22RequiresViolation, ldv_m88ts2022_rd_regErr12RequiresViolation, ldv_m88ts2022_rd_regErr8RequiresViolation, ldv_m88ts2022_rd_regErr31RequiresViolation, ldv_m88ts2022_rd_regErr28RequiresViolation, ldv_m88ts2022_rd_regErr18RequiresViolation, ldv_m88ts2022_rd_regErr21RequiresViolation, ldv_m88ts2022_rd_regErr5RequiresViolation, ldv_m88ts2022_rd_regErr1RequiresViolation, ldv_m88ts2022_rd_regErr11RequiresViolation, ldv_m88ts2022_rd_regErr29RequiresViolation, ldv_m88ts2022_rd_regErr16RequiresViolation, ldv_m88ts2022_rd_regErr24RequiresViolation, ldv_m88ts2022_rd_regErr4RequiresViolation, ldv_m88ts2022_rd_regErr14RequiresViolation, ldv_m88ts2022_rd_regErr6RequiresViolation, ldv_m88ts2022_rd_regErr9RequiresViolation, ldv_m88ts2022_rd_regErr19RequiresViolation, ldv_m88ts2022_rd_regErr27RequiresViolation, ldv_m88ts2022_rd_regErr13RequiresViolation, ldv_m88ts2022_rd_regErr3RequiresViolation, ldv_m88ts2022_rd_regErr23RequiresViolation, ldv_m88ts2022_rd_regErr32RequiresViolation, ldv_m88ts2022_rd_regErr7RequiresViolation, ldv_m88ts2022_rd_regErr33RequiresViolation, ldv_m88ts2022_rd_regErr0RequiresViolation, ldv_m88ts2022_rd_regErr26RequiresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation, __ldv_list_addErr6RequiresViolation, __ldv_list_addErr1RequiresViolation, __ldv_list_addErr7RequiresViolation, __ldv_list_addErr0RequiresViolation, __ldv_list_addErr2RequiresViolation, __ldv_list_addErr4RequiresViolation, __ldv_list_addErr5RequiresViolation, __ldv_list_addErr3RequiresViolation, master_xferErr0RequiresViolation, master_xferErr3RequiresViolation, master_xferErr1RequiresViolation, master_xferErr2RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, ldv_i2c_transferErr0RequiresViolation, ldv_i2c_transferErr1RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, free_12Err1RequiresViolation, free_12Err6RequiresViolation, free_12Err3RequiresViolation, free_12Err2RequiresViolation, free_12Err0RequiresViolation, free_12Err7RequiresViolation, free_12Err4RequiresViolation, free_12Err5RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr18RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, entry_pointErr19RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr8RequiresViolation, entry_pointErr11RequiresViolation, entry_pointErr3RequiresViolation, entry_pointErr16RequiresViolation, entry_pointErr7RequiresViolation, entry_pointErr12RequiresViolation, entry_pointErr15RequiresViolation, entry_pointErr17RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr9RequiresViolation, entry_pointErr10RequiresViolation, ldv_msg_allocErr0RequiresViolation, ldv_msg_allocErr1RequiresViolation]=== [2018-01-24 17:17:33,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1679705303, now seen corresponding path program 1 times [2018-01-24 17:17:33,181 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-24 17:17:33,182 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:33,182 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-24 17:17:33,182 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-24 17:17:33,183 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-24 17:17:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-24 17:17:33,195 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-24 17:17:33,259 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-24 17:17:33,260 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-24 17:17:33,260 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-24 17:17:33,260 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 27 with the following transitions: [2018-01-24 17:17:33,260 INFO L201 CegarAbsIntRunner]: [202], [207], [209], [212], [278], [479], [482], [483], [484], [485], [486], [487], [488], [489], [492], [495], [516], [538], [539], [540], [541], [580], [581], [582] [2018-01-24 17:17:33,261 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-24 17:17:33,261 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 17:17:33,338 INFO L262 AbstractInterpreter]: Error location(s) were unreachable [2018-01-24 17:17:33,338 INFO L268 AbstractInterpreter]: Visited 24 different actions 38 times. Merged at 6 different actions 8 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-01-24 17:17:33,340 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-01-24 17:17:33,385 INFO L232 lantSequenceWeakener]: Weakened 3 states. On average, predicates are now at 69.7% of their original sizes. [2018-01-24 17:17:33,386 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-01-24 17:17:33,899 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-01-24 17:17:33,899 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-01-24 17:17:33,900 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [6] total 25 [2018-01-24 17:17:33,900 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-24 17:17:33,900 INFO L409 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-01-24 17:17:33,900 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-01-24 17:17:33,900 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=373, Unknown=0, NotChecked=0, Total=420 [2018-01-24 17:17:33,901 INFO L87 Difference]: Start difference. First operand 484 states and 548 transitions. Second operand 21 states. [2018-01-24 17:17:34,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-01-24 17:17:34,497 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCongruenceClosure.(WeqCongruenceClosure.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCcManager.copyWeqCc(WeqCcManager.java:1327) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCcManager.isStrongerThan(WeqCcManager.java:582) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.EqConstraint.isStrongerThan(EqConstraint.java:283) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.vp.EqState.isSubsetOf(EqState.java:199) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.vp.EqState.isSubsetOf(EqState.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.getMaximalElements(DisjunctiveAbstractState.java:564) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.crossProduct(DisjunctiveAbstractState.java:407) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.intersect(DisjunctiveAbstractState.java:291) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner$AbsIntPredicateUnifier.lambda$3(CegarAbsIntRunner.java:684) at java.util.stream.ReduceOps$2ReducingSink.accept(ReduceOps.java:123) at java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1548) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.reduce(ReferencePipeline.java:479) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner$AbsIntPredicateUnifier.getOrConstructPredicateForConjunction(CegarAbsIntRunner.java:684) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1054) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:956) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:185) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:552) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:522) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:420) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:294) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:113) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:117) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-01-24 17:17:34,500 INFO L168 Benchmark]: Toolchain (without parser) took 21951.40 ms. Allocated memory was 306.2 MB in the beginning and 931.7 MB in the end (delta: 625.5 MB). Free memory was 265.2 MB in the beginning and 684.4 MB in the end (delta: -419.2 MB). Peak memory consumption was 206.3 MB. Max. memory is 5.3 GB. [2018-01-24 17:17:34,501 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 306.2 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 17:17:34,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.80 ms. Allocated memory is still 306.2 MB. Free memory was 265.2 MB in the beginning and 248.2 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 5.3 GB. [2018-01-24 17:17:34,501 INFO L168 Benchmark]: Boogie Preprocessor took 52.30 ms. Allocated memory is still 306.2 MB. Free memory was 248.2 MB in the beginning and 245.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-01-24 17:17:34,502 INFO L168 Benchmark]: RCFGBuilder took 1035.47 ms. Allocated memory was 306.2 MB in the beginning and 327.7 MB in the end (delta: 21.5 MB). Free memory was 245.2 MB in the beginning and 262.6 MB in the end (delta: -17.4 MB). Peak memory consumption was 69.2 MB. Max. memory is 5.3 GB. [2018-01-24 17:17:34,502 INFO L168 Benchmark]: TraceAbstraction took 20558.90 ms. Allocated memory was 327.7 MB in the beginning and 931.7 MB in the end (delta: 604.0 MB). Free memory was 262.6 MB in the beginning and 684.4 MB in the end (delta: -421.8 MB). Peak memory consumption was 182.2 MB. Max. memory is 5.3 GB. [2018-01-24 17:17:34,504 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 306.2 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 295.80 ms. Allocated memory is still 306.2 MB. Free memory was 265.2 MB in the beginning and 248.2 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 52.30 ms. Allocated memory is still 306.2 MB. Free memory was 248.2 MB in the beginning and 245.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 1035.47 ms. Allocated memory was 306.2 MB in the beginning and 327.7 MB in the end (delta: 21.5 MB). Free memory was 245.2 MB in the beginning and 262.6 MB in the end (delta: -17.4 MB). Peak memory consumption was 69.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 20558.90 ms. Allocated memory was 327.7 MB in the beginning and 931.7 MB in the end (delta: 604.0 MB). Free memory was 262.6 MB in the beginning and 684.4 MB in the end (delta: -421.8 MB). Peak memory consumption was 182.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 15 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 143 LocStat_NO_SUPPORTING_DISEQUALITIES : 50 LocStat_NO_DISJUNCTIONS : -30 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 24 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 64 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 25 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.722079 RENAME_VARIABLES(MILLISECONDS) : 0.230729 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.297477 PROJECTAWAY(MILLISECONDS) : 0.027143 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001570 DISJOIN(MILLISECONDS) : 0.000000 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.264252 ADD_EQUALITY(MILLISECONDS) : 0.035734 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.015860 #CONJOIN_DISJUNCTIVE : 32 #RENAME_VARIABLES : 47 #UNFREEZE : 0 #CONJOIN : 95 #PROJECTAWAY : 48 #ADD_WEAK_EQUALITY : 15 #DISJOIN : 0 #RENAME_VARIABLES_DISJUNCTIVE : 46 #ADD_EQUALITY : 72 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 3 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 21 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 167 LocStat_NO_SUPPORTING_DISEQUALITIES : 94 LocStat_NO_DISJUNCTIONS : -42 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 32 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 77 TransStat_NO_SUPPORTING_DISEQUALITIES : 10 TransStat_NO_DISJUNCTIONS : 33 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.111792 RENAME_VARIABLES(MILLISECONDS) : 0.089910 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.097398 PROJECTAWAY(MILLISECONDS) : 0.036784 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.000879 DISJOIN(MILLISECONDS) : 0.596134 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.112013 ADD_EQUALITY(MILLISECONDS) : 0.008208 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.009490 #CONJOIN_DISJUNCTIVE : 67 #RENAME_VARIABLES : 126 #UNFREEZE : 0 #CONJOIN : 157 #PROJECTAWAY : 104 #ADD_WEAK_EQUALITY : 17 #DISJOIN : 14 #RENAME_VARIABLES_DISJUNCTIVE : 123 #ADD_EQUALITY : 85 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 6 - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 21 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 167 LocStat_NO_SUPPORTING_DISEQUALITIES : 94 LocStat_NO_DISJUNCTIONS : -42 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 32 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 77 TransStat_NO_SUPPORTING_DISEQUALITIES : 11 TransStat_NO_DISJUNCTIONS : 33 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.128247 RENAME_VARIABLES(MILLISECONDS) : 0.123374 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.110465 PROJECTAWAY(MILLISECONDS) : 0.029148 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.000280 DISJOIN(MILLISECONDS) : 0.330767 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.141480 ADD_EQUALITY(MILLISECONDS) : 0.010134 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.004781 #CONJOIN_DISJUNCTIVE : 68 #RENAME_VARIABLES : 126 #UNFREEZE : 0 #CONJOIN : 158 #PROJECTAWAY : 104 #ADD_WEAK_EQUALITY : 17 #DISJOIN : 14 #RENAME_VARIABLES_DISJUNCTIVE : 123 #ADD_EQUALITY : 85 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 7 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCongruenceClosure.(WeqCongruenceClosure.java:157) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test12_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-24_17-17-34-517.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test12_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-VPDomainBenchmark-0-2018-01-24_17-17-34-517.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test12_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-0-2018-01-24_17-17-34-517.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test12_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-VPDomainBenchmark-1-2018-01-24_17-17-34-517.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test12_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-1-2018-01-24_17-17-34-517.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test12_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-VPDomainBenchmark-2-2018-01-24_17-17-34-517.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test12_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-BenchmarkWithCounters-2-2018-01-24_17-17-34-517.csv Received shutdown request...