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/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test12_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a74eeac-m [2018-02-02 21:08:40,189 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-02 21:08:40,191 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-02 21:08:40,203 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-02 21:08:40,203 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-02 21:08:40,204 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-02 21:08:40,204 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-02 21:08:40,206 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-02 21:08:40,207 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-02 21:08:40,208 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-02 21:08:40,209 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-02 21:08:40,209 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-02 21:08:40,210 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-02 21:08:40,211 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-02 21:08:40,211 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-02 21:08:40,213 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-02 21:08:40,215 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-02 21:08:40,216 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-02 21:08:40,217 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-02 21:08:40,218 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-02 21:08:40,220 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-02 21:08:40,220 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-02 21:08:40,220 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-02 21:08:40,221 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-02 21:08:40,222 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-02 21:08:40,223 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-02 21:08:40,223 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-02 21:08:40,223 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-02 21:08:40,223 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-02 21:08:40,223 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-02 21:08:40,224 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-02 21:08:40,224 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-02-02 21:08:40,233 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-02 21:08:40,233 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-02 21:08:40,234 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-02 21:08:40,234 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-02 21:08:40,234 INFO L133 SettingsManager]: * Use SBE=true [2018-02-02 21:08:40,235 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-02 21:08:40,235 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-02 21:08:40,235 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-02 21:08:40,235 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-02 21:08:40,235 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-02 21:08:40,235 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-02 21:08:40,235 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-02 21:08:40,235 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-02 21:08:40,235 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-02 21:08:40,236 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-02 21:08:40,236 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-02 21:08:40,236 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-02 21:08:40,236 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-02 21:08:40,236 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-02 21:08:40,236 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-02 21:08:40,236 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 21:08:40,236 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-02 21:08:40,236 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-02 21:08:40,237 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-02 21:08:40,237 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL [2018-02-02 21:08:40,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-02 21:08:40,280 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-02 21:08:40,286 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-02 21:08:40,287 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-02 21:08:40,287 INFO L276 PluginConnector]: CDTParser initialized [2018-02-02 21:08:40,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test12_true-valid-memsafety.i [2018-02-02 21:08:40,435 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-02 21:08:40,436 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-02 21:08:40,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-02 21:08:40,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-02 21:08:40,440 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-02 21:08:40,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6c0d75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40, skipping insertion in model container [2018-02-02 21:08:40,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,452 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 21:08:40,491 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 21:08:40,606 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 21:08:40,641 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 21:08:40,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40 WrapperNode [2018-02-02 21:08:40,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-02 21:08:40,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-02 21:08:40,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-02 21:08:40,656 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-02 21:08:40,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (1/1) ... [2018-02-02 21:08:40,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-02 21:08:40,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-02 21:08:40,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-02 21:08:40,701 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-02 21:08:40,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-02-02 21:08:40,744 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-02 21:08:40,744 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-02 21:08:40,744 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-02-02 21:08:40,744 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-02-02 21:08:40,744 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-02-02 21:08:40,744 INFO L136 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-02-02 21:08:40,744 INFO L136 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_get_clientdata [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_set_clientdata [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure master_xfer [2018-02-02 21:08:40,745 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_transfer [2018-02-02 21:08:40,746 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_m88ts2022_rd_reg [2018-02-02 21:08:40,746 INFO L136 BoogieDeclarations]: Found implementation of procedure alloc_fix_12 [2018-02-02 21:08:40,746 INFO L136 BoogieDeclarations]: Found implementation of procedure free_12 [2018-02-02 21:08:40,746 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-02-02 21:08:40,746 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-02 21:08:40,746 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-02 21:08:40,746 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-02 21:08:40,746 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-02 21:08:40,746 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-02 21:08:40,746 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-02 21:08:40,746 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-02 21:08:40,746 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-02 21:08:40,746 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-02-02 21:08:40,747 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-02-02 21:08:40,747 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-02-02 21:08:40,748 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-02-02 21:08:40,748 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-02-02 21:08:40,748 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-02-02 21:08:40,748 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-02-02 21:08:40,748 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-02-02 21:08:40,748 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_get_clientdata [2018-02-02 21:08:40,748 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_set_clientdata [2018-02-02 21:08:40,748 INFO L128 BoogieDeclarations]: Found specification of procedure master_xfer [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_transfer [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_m88ts2022_rd_reg [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure alloc_fix_12 [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure free_12 [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-02 21:08:40,749 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-02 21:08:41,352 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:08:41,462 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-02 21:08:41,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:08:41 BoogieIcfgContainer [2018-02-02 21:08:41,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-02 21:08:41,463 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-02 21:08:41,463 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-02 21:08:41,466 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-02 21:08:41,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 09:08:40" (1/3) ... [2018-02-02 21:08:41,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eceb598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:08:41, skipping insertion in model container [2018-02-02 21:08:41,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:08:40" (2/3) ... [2018-02-02 21:08:41,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eceb598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:08:41, skipping insertion in model container [2018-02-02 21:08:41,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:08:41" (3/3) ... [2018-02-02 21:08:41,468 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test12_true-valid-memsafety.i [2018-02-02 21:08:41,475 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-02-02 21:08:41,482 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 141 error locations. [2018-02-02 21:08:41,514 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-02 21:08:41,514 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-02 21:08:41,514 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-02-02 21:08:41,514 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-02-02 21:08:41,514 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-02 21:08:41,515 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-02 21:08:41,515 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-02 21:08:41,515 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-02 21:08:41,516 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-02 21:08:41,536 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states. [2018-02-02 21:08:41,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-02-02 21:08:41,544 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 21:08:41,545 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-02-02 21:08:41,545 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, __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, alloc_fix_12Err4RequiresViolation, alloc_fix_12Err0RequiresViolation, alloc_fix_12Err5RequiresViolation, alloc_fix_12Err12RequiresViolation, alloc_fix_12Err3RequiresViolation, alloc_fix_12Err1RequiresViolation, alloc_fix_12Err13RequiresViolation, alloc_fix_12Err8RequiresViolation, alloc_fix_12Err15RequiresViolation, alloc_fix_12Err10RequiresViolation, alloc_fix_12Err6RequiresViolation, alloc_fix_12Err14RequiresViolation, alloc_fix_12Err11RequiresViolation, alloc_fix_12Err7RequiresViolation, alloc_fix_12Err9RequiresViolation, alloc_fix_12Err2RequiresViolation, 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]=== [2018-02-02 21:08:41,548 INFO L82 PathProgramCache]: Analyzing trace with hash 18685926, now seen corresponding path program 1 times [2018-02-02 21:08:41,550 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 21:08:41,550 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 21:08:41,587 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 21:08:41,587 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 21:08:41,588 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 21:08:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 21:08:41,616 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 21:08:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 21:08:41,725 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 21:08:41,725 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-02 21:08:41,726 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-02 21:08:41,734 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-02 21:08:41,735 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-02 21:08:41,736 INFO L87 Difference]: Start difference. First operand 398 states. Second operand 3 states. [2018-02-02 21:08:42,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 21:08:42,109 INFO L93 Difference]: Finished difference Result 487 states and 527 transitions. [2018-02-02 21:08:42,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-02 21:08:42,111 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-02-02 21:08:42,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 21:08:42,126 INFO L225 Difference]: With dead ends: 487 [2018-02-02 21:08:42,126 INFO L226 Difference]: Without dead ends: 481 [2018-02-02 21:08:42,128 INFO L554 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 [2018-02-02 21:08:42,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-02-02 21:08:42,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 436. [2018-02-02 21:08:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436 states. [2018-02-02 21:08:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 491 transitions. [2018-02-02 21:08:42,183 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 491 transitions. Word has length 4 [2018-02-02 21:08:42,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 21:08:42,183 INFO L432 AbstractCegarLoop]: Abstraction has 436 states and 491 transitions. [2018-02-02 21:08:42,183 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-02 21:08:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 491 transitions. [2018-02-02 21:08:42,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-02-02 21:08:42,184 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 21:08:42,184 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-02-02 21:08:42,184 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, __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, alloc_fix_12Err4RequiresViolation, alloc_fix_12Err0RequiresViolation, alloc_fix_12Err5RequiresViolation, alloc_fix_12Err12RequiresViolation, alloc_fix_12Err3RequiresViolation, alloc_fix_12Err1RequiresViolation, alloc_fix_12Err13RequiresViolation, alloc_fix_12Err8RequiresViolation, alloc_fix_12Err15RequiresViolation, alloc_fix_12Err10RequiresViolation, alloc_fix_12Err6RequiresViolation, alloc_fix_12Err14RequiresViolation, alloc_fix_12Err11RequiresViolation, alloc_fix_12Err7RequiresViolation, alloc_fix_12Err9RequiresViolation, alloc_fix_12Err2RequiresViolation, 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]=== [2018-02-02 21:08:42,184 INFO L82 PathProgramCache]: Analyzing trace with hash 18685927, now seen corresponding path program 1 times [2018-02-02 21:08:42,184 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 21:08:42,184 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 21:08:42,186 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 21:08:42,186 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 21:08:42,186 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 21:08:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 21:08:42,197 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 21:08:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 21:08:42,228 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 21:08:42,229 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-02 21:08:42,230 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-02 21:08:42,230 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-02 21:08:42,230 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-02 21:08:42,230 INFO L87 Difference]: Start difference. First operand 436 states and 491 transitions. Second operand 3 states. [2018-02-02 21:08:42,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 21:08:42,446 INFO L93 Difference]: Finished difference Result 567 states and 652 transitions. [2018-02-02 21:08:42,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-02 21:08:42,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-02-02 21:08:42,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 21:08:42,448 INFO L225 Difference]: With dead ends: 567 [2018-02-02 21:08:42,448 INFO L226 Difference]: Without dead ends: 567 [2018-02-02 21:08:42,448 INFO L554 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 [2018-02-02 21:08:42,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2018-02-02 21:08:42,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 497. [2018-02-02 21:08:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2018-02-02 21:08:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 602 transitions. [2018-02-02 21:08:42,473 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 602 transitions. Word has length 4 [2018-02-02 21:08:42,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 21:08:42,473 INFO L432 AbstractCegarLoop]: Abstraction has 497 states and 602 transitions. [2018-02-02 21:08:42,473 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-02 21:08:42,473 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 602 transitions. [2018-02-02 21:08:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-02 21:08:42,474 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 21:08:42,474 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 21:08:42,474 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, __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, alloc_fix_12Err4RequiresViolation, alloc_fix_12Err0RequiresViolation, alloc_fix_12Err5RequiresViolation, alloc_fix_12Err12RequiresViolation, alloc_fix_12Err3RequiresViolation, alloc_fix_12Err1RequiresViolation, alloc_fix_12Err13RequiresViolation, alloc_fix_12Err8RequiresViolation, alloc_fix_12Err15RequiresViolation, alloc_fix_12Err10RequiresViolation, alloc_fix_12Err6RequiresViolation, alloc_fix_12Err14RequiresViolation, alloc_fix_12Err11RequiresViolation, alloc_fix_12Err7RequiresViolation, alloc_fix_12Err9RequiresViolation, alloc_fix_12Err2RequiresViolation, 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]=== [2018-02-02 21:08:42,474 INFO L82 PathProgramCache]: Analyzing trace with hash -769194584, now seen corresponding path program 1 times [2018-02-02 21:08:42,474 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 21:08:42,475 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 21:08:42,476 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 21:08:42,476 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 21:08:42,476 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 21:08:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 21:08:42,498 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 21:08:42,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 21:08:42,544 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 21:08:42,544 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-02 21:08:42,544 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-02 21:08:42,544 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-02 21:08:42,544 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-02-02 21:08:42,545 INFO L87 Difference]: Start difference. First operand 497 states and 602 transitions. Second operand 6 states. [2018-02-02 21:08:42,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 21:08:42,628 INFO L93 Difference]: Finished difference Result 543 states and 666 transitions. [2018-02-02 21:08:42,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-02 21:08:42,630 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-02-02 21:08:42,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 21:08:42,632 INFO L225 Difference]: With dead ends: 543 [2018-02-02 21:08:42,633 INFO L226 Difference]: Without dead ends: 543 [2018-02-02 21:08:42,633 INFO L554 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 [2018-02-02 21:08:42,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2018-02-02 21:08:42,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 496. [2018-02-02 21:08:42,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496 states. [2018-02-02 21:08:42,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 604 transitions. [2018-02-02 21:08:42,646 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 604 transitions. Word has length 21 [2018-02-02 21:08:42,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 21:08:42,647 INFO L432 AbstractCegarLoop]: Abstraction has 496 states and 604 transitions. [2018-02-02 21:08:42,647 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-02 21:08:42,647 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 604 transitions. [2018-02-02 21:08:42,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-02 21:08:42,647 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 21:08:42,647 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 21:08:42,647 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, __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, alloc_fix_12Err4RequiresViolation, alloc_fix_12Err0RequiresViolation, alloc_fix_12Err5RequiresViolation, alloc_fix_12Err12RequiresViolation, alloc_fix_12Err3RequiresViolation, alloc_fix_12Err1RequiresViolation, alloc_fix_12Err13RequiresViolation, alloc_fix_12Err8RequiresViolation, alloc_fix_12Err15RequiresViolation, alloc_fix_12Err10RequiresViolation, alloc_fix_12Err6RequiresViolation, alloc_fix_12Err14RequiresViolation, alloc_fix_12Err11RequiresViolation, alloc_fix_12Err7RequiresViolation, alloc_fix_12Err9RequiresViolation, alloc_fix_12Err2RequiresViolation, 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]=== [2018-02-02 21:08:42,647 INFO L82 PathProgramCache]: Analyzing trace with hash 976272294, now seen corresponding path program 1 times [2018-02-02 21:08:42,648 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 21:08:42,648 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 21:08:42,649 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 21:08:42,649 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 21:08:42,649 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 21:08:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 21:08:42,667 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 21:08:42,678 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Unknown lemma type! at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:299) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.access$1(Interpolator.java:263) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:132) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:220) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:201) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:915) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsTree(InterpolatingTraceCheckCraig.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackTraceAbstractionRefinementStrategy.getTraceCheck(MultiTrackTraceAbstractionRefinementStrategy.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:397) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:381) 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:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) 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) [2018-02-02 21:08:42,680 INFO L168 Benchmark]: Toolchain (without parser) took 2245.27 ms. Allocated memory was 403.2 MB in the beginning and 628.1 MB in the end (delta: 224.9 MB). Free memory was 359.9 MB in the beginning and 475.9 MB in the end (delta: -116.0 MB). Peak memory consumption was 108.9 MB. Max. memory is 5.3 GB. [2018-02-02 21:08:42,681 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 403.2 MB. Free memory is still 366.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-02 21:08:42,682 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.71 ms. Allocated memory is still 403.2 MB. Free memory was 359.9 MB in the beginning and 342.4 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 5.3 GB. [2018-02-02 21:08:42,682 INFO L168 Benchmark]: Boogie Preprocessor took 45.04 ms. Allocated memory is still 403.2 MB. Free memory was 342.4 MB in the beginning and 339.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-02 21:08:42,682 INFO L168 Benchmark]: RCFGBuilder took 761.14 ms. Allocated memory was 403.2 MB in the beginning and 427.8 MB in the end (delta: 24.6 MB). Free memory was 339.8 MB in the beginning and 384.7 MB in the end (delta: -44.9 MB). Peak memory consumption was 100.6 MB. Max. memory is 5.3 GB. [2018-02-02 21:08:42,683 INFO L168 Benchmark]: TraceAbstraction took 1216.81 ms. Allocated memory was 427.8 MB in the beginning and 628.1 MB in the end (delta: 200.3 MB). Free memory was 384.7 MB in the beginning and 475.9 MB in the end (delta: -91.2 MB). Peak memory consumption was 109.1 MB. Max. memory is 5.3 GB. [2018-02-02 21:08:42,684 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 403.2 MB. Free memory is still 366.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 219.71 ms. Allocated memory is still 403.2 MB. Free memory was 359.9 MB in the beginning and 342.4 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 45.04 ms. Allocated memory is still 403.2 MB. Free memory was 342.4 MB in the beginning and 339.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 761.14 ms. Allocated memory was 403.2 MB in the beginning and 427.8 MB in the end (delta: 24.6 MB). Free memory was 339.8 MB in the beginning and 384.7 MB in the end (delta: -44.9 MB). Peak memory consumption was 100.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1216.81 ms. Allocated memory was 427.8 MB in the beginning and 628.1 MB in the end (delta: 200.3 MB). Free memory was 384.7 MB in the beginning and 475.9 MB in the end (delta: -91.2 MB). Peak memory consumption was 109.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Unknown lemma type! de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Unknown lemma type!: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:299) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test12_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-02_21-08-42-690.csv Received shutdown request...