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_z3.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test12_false-valid-free.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c17473d-m [2018-02-04 20:44:03,933 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 20:44:03,935 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 20:44:03,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 20:44:03,947 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 20:44:03,948 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 20:44:03,948 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 20:44:03,950 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 20:44:03,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 20:44:03,952 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 20:44:03,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 20:44:03,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 20:44:03,954 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 20:44:03,954 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 20:44:03,955 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 20:44:03,957 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 20:44:03,959 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 20:44:03,960 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 20:44:03,961 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 20:44:03,962 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 20:44:03,964 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 20:44:03,964 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 20:44:03,964 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 20:44:03,965 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 20:44:03,965 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 20:44:03,966 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 20:44:03,967 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 20:44:03,967 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 20:44:03,967 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 20:44:03,967 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 20:44:03,968 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 20:44:03,968 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-02-04 20:44:03,976 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 20:44:03,977 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 20:44:03,978 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 20:44:03,978 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 20:44:03,978 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 20:44:03,978 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 20:44:03,978 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 20:44:03,978 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 20:44:03,979 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 20:44:03,979 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 20:44:03,979 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 20:44:03,979 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 20:44:03,979 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 20:44:03,979 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 20:44:03,979 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 20:44:03,980 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 20:44:03,980 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 20:44:03,980 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 20:44:03,980 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 20:44:03,980 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 20:44:03,980 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 20:44:03,981 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-04 20:44:03,981 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-04 20:44:03,981 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:04,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 20:44:04,014 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 20:44:04,016 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 20:44:04,017 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 20:44:04,018 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 20:44:04,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test12_false-valid-free.i [2018-02-04 20:44:04,164 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 20:44:04,165 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 20:44:04,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 20:44:04,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 20:44:04,170 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 20:44:04,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63bdc3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04, skipping insertion in model container [2018-02-04 20:44:04,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,182 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 20:44:04,218 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 20:44:04,329 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 20:44:04,361 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 20:44:04,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04 WrapperNode [2018-02-04 20:44:04,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 20:44:04,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 20:44:04,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 20:44:04,369 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 20:44:04,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (1/1) ... [2018-02-04 20:44:04,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 20:44:04,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 20:44:04,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 20:44:04,408 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 20:44:04,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (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 [2018-02-04 20:44:04,444 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 20:44:04,444 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 20:44:04,444 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-02-04 20:44:04,444 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-02-04 20:44:04,444 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-02-04 20:44:04,444 INFO L136 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-02-04 20:44:04,444 INFO L136 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-02-04 20:44:04,444 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_get_clientdata [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_set_clientdata [2018-02-04 20:44:04,445 INFO L136 BoogieDeclarations]: Found implementation of procedure master_xfer [2018-02-04 20:44:04,446 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_i2c_transfer [2018-02-04 20:44:04,446 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_m88ts2022_rd_reg [2018-02-04 20:44:04,446 INFO L136 BoogieDeclarations]: Found implementation of procedure alloc_12 [2018-02-04 20:44:04,446 INFO L136 BoogieDeclarations]: Found implementation of procedure free_12 [2018-02-04 20:44:04,446 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-02-04 20:44:04,446 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 20:44:04,446 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-04 20:44:04,446 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-04 20:44:04,446 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-04 20:44:04,446 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-04 20:44:04,446 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 20:44:04,446 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 20:44:04,446 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 20:44:04,446 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-02-04 20:44:04,447 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-02-04 20:44:04,447 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_get_clientdata [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_set_clientdata [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure master_xfer [2018-02-04 20:44:04,448 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_i2c_transfer [2018-02-04 20:44:04,449 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-02-04 20:44:04,449 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_m88ts2022_rd_reg [2018-02-04 20:44:04,449 INFO L128 BoogieDeclarations]: Found specification of procedure alloc_12 [2018-02-04 20:44:04,449 INFO L128 BoogieDeclarations]: Found specification of procedure free_12 [2018-02-04 20:44:04,449 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-02-04 20:44:04,449 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 20:44:04,449 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 20:44:04,449 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 20:44:05,034 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:44:05,125 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 20:44:05,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 08:44:05 BoogieIcfgContainer [2018-02-04 20:44:05,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 20:44:05,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 20:44:05,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 20:44:05,128 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 20:44:05,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 08:44:04" (1/3) ... [2018-02-04 20:44:05,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d9f38bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 08:44:05, skipping insertion in model container [2018-02-04 20:44:05,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:44:04" (2/3) ... [2018-02-04 20:44:05,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d9f38bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 08:44:05, skipping insertion in model container [2018-02-04 20:44:05,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 08:44:05" (3/3) ... [2018-02-04 20:44:05,131 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test12_false-valid-free.i [2018-02-04 20:44:05,138 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 20:44:05,144 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 141 error locations. [2018-02-04 20:44:05,174 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 20:44:05,174 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 20:44:05,174 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-04 20:44:05,174 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 20:44:05,174 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 20:44:05,174 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 20:44:05,174 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 20:44:05,175 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 20:44:05,175 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 20:44:05,193 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states. [2018-02-04 20:44:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-02-04 20:44:05,199 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:05,200 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-02-04 20:44:05,200 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]=== [2018-02-04 20:44:05,204 INFO L82 PathProgramCache]: Analyzing trace with hash 18685926, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:05,215 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:05,297 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:44:05,297 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-04 20:44:05,298 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:05,299 INFO L182 omatonBuilderFactory]: Interpolants [401#true, 402#false, 403#(= 1 (select |#valid| |~#ldv_global_msg_list.base|))] [2018-02-04 20:44:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:05,300 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-04 20:44:05,311 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-04 20:44:05,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 20:44:05,313 INFO L87 Difference]: Start difference. First operand 398 states. Second operand 3 states. [2018-02-04 20:44:05,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:05,641 INFO L93 Difference]: Finished difference Result 487 states and 527 transitions. [2018-02-04 20:44:05,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-04 20:44:05,643 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-02-04 20:44:05,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:05,728 INFO L225 Difference]: With dead ends: 487 [2018-02-04 20:44:05,728 INFO L226 Difference]: Without dead ends: 481 [2018-02-04 20:44:05,730 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 [2018-02-04 20:44:05,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-02-04 20:44:05,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 436. [2018-02-04 20:44:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436 states. [2018-02-04 20:44:05,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 491 transitions. [2018-02-04 20:44:05,783 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 491 transitions. Word has length 4 [2018-02-04 20:44:05,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:05,783 INFO L432 AbstractCegarLoop]: Abstraction has 436 states and 491 transitions. [2018-02-04 20:44:05,784 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-04 20:44:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 491 transitions. [2018-02-04 20:44:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-02-04 20:44:05,784 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:05,784 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-02-04 20:44:05,784 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]=== [2018-02-04 20:44:05,784 INFO L82 PathProgramCache]: Analyzing trace with hash 18685927, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:05,787 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:05,793 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 20:44:05,796 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 20:44:05,796 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 20:44:05,797 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 20:44:05,797 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 20:44:05,833 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-02-04 20:44:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:05,910 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:44:05,910 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-04 20:44:05,910 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:05,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:05,911 INFO L182 omatonBuilderFactory]: Interpolants [1328#false, 1329#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 1330#(and (<= (+ |~#ldv_global_msg_list.offset| 4) (select |#length| |~#ldv_global_msg_list.base|)) (= 8 (select |#length| |~#ldv_global_msg_list.base|)) (<= 0 |~#ldv_global_msg_list.offset|)), 1327#true] [2018-02-04 20:44:05,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:05,912 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 20:44:05,912 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 20:44:05,912 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-02-04 20:44:05,912 INFO L87 Difference]: Start difference. First operand 436 states and 491 transitions. Second operand 4 states. [2018-02-04 20:44:06,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:06,092 INFO L93 Difference]: Finished difference Result 568 states and 653 transitions. [2018-02-04 20:44:06,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 20:44:06,092 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-02-04 20:44:06,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:06,095 INFO L225 Difference]: With dead ends: 568 [2018-02-04 20:44:06,096 INFO L226 Difference]: Without dead ends: 568 [2018-02-04 20:44:06,096 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-02-04 20:44:06,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-02-04 20:44:06,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 498. [2018-02-04 20:44:06,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2018-02-04 20:44:06,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 603 transitions. [2018-02-04 20:44:06,121 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 603 transitions. Word has length 4 [2018-02-04 20:44:06,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:06,121 INFO L432 AbstractCegarLoop]: Abstraction has 498 states and 603 transitions. [2018-02-04 20:44:06,122 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 20:44:06,122 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 603 transitions. [2018-02-04 20:44:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-02-04 20:44:06,122 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:06,122 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-02-04 20:44:06,122 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]=== [2018-02-04 20:44:06,122 INFO L82 PathProgramCache]: Analyzing trace with hash 579264169, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:06,126 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:06,136 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 20:44:06,138 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 20:44:06,138 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 20:44:06,139 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 20:44:06,139 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-04 20:44:06,143 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-02-04 20:44:06,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:06,189 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:44:06,189 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-04 20:44:06,189 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:06,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:06,190 INFO L182 omatonBuilderFactory]: Interpolants [2400#(and (<= 0 (+ |~#ldv_global_msg_list.offset| 4)) (<= (+ |~#ldv_global_msg_list.offset| 8) (select |#length| |~#ldv_global_msg_list.base|)) (= 8 (select |#length| |~#ldv_global_msg_list.base|))), 2397#true, 2398#false, 2399#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp))] [2018-02-04 20:44:06,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:06,190 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 20:44:06,190 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 20:44:06,190 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-02-04 20:44:06,191 INFO L87 Difference]: Start difference. First operand 498 states and 603 transitions. Second operand 4 states. [2018-02-04 20:44:06,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:06,370 INFO L93 Difference]: Finished difference Result 544 states and 616 transitions. [2018-02-04 20:44:06,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 20:44:06,370 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2018-02-04 20:44:06,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:06,373 INFO L225 Difference]: With dead ends: 544 [2018-02-04 20:44:06,373 INFO L226 Difference]: Without dead ends: 544 [2018-02-04 20:44:06,374 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-02-04 20:44:06,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2018-02-04 20:44:06,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 497. [2018-02-04 20:44:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2018-02-04 20:44:06,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 602 transitions. [2018-02-04 20:44:06,390 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 602 transitions. Word has length 5 [2018-02-04 20:44:06,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:06,390 INFO L432 AbstractCegarLoop]: Abstraction has 497 states and 602 transitions. [2018-02-04 20:44:06,390 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 20:44:06,390 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 602 transitions. [2018-02-04 20:44:06,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 20:44:06,391 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:06,391 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] [2018-02-04 20:44:06,391 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]=== [2018-02-04 20:44:06,391 INFO L82 PathProgramCache]: Analyzing trace with hash -2098584656, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:06,396 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:06,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:06,496 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:44:06,496 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-02-04 20:44:06,496 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:06,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:06,497 INFO L182 omatonBuilderFactory]: Interpolants [3456#(not (= 0 |entry_point_#t~ret59.base|)), 3457#(not (= 0 entry_point_~client~0.base)), 3442#true, 3458#(and (= |~#ldv_global_msg_list.base| |old(~#ldv_global_msg_list.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |~#ldv_global_msg_list.offset| |old(~#ldv_global_msg_list.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3443#false, 3459#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 3460#(not (= 0 |ldv_malloc_#t~malloc4.base|)), 3461#(not (= 0 |ldv_malloc_#res.base|))] [2018-02-04 20:44:06,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:06,498 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 20:44:06,498 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 20:44:06,498 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-02-04 20:44:06,498 INFO L87 Difference]: Start difference. First operand 497 states and 602 transitions. Second operand 8 states. [2018-02-04 20:44:07,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:07,762 INFO L93 Difference]: Finished difference Result 698 states and 862 transitions. [2018-02-04 20:44:07,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-04 20:44:07,763 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-02-04 20:44:07,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:07,769 INFO L225 Difference]: With dead ends: 698 [2018-02-04 20:44:07,769 INFO L226 Difference]: Without dead ends: 692 [2018-02-04 20:44:07,770 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-02-04 20:44:07,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2018-02-04 20:44:07,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 509. [2018-02-04 20:44:07,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 509 states. [2018-02-04 20:44:07,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 623 transitions. [2018-02-04 20:44:07,790 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 623 transitions. Word has length 21 [2018-02-04 20:44:07,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:07,790 INFO L432 AbstractCegarLoop]: Abstraction has 509 states and 623 transitions. [2018-02-04 20:44:07,790 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 20:44:07,790 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 623 transitions. [2018-02-04 20:44:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 20:44:07,791 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:07,791 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] [2018-02-04 20:44:07,795 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]=== [2018-02-04 20:44:07,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1744465714, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:07,803 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:07,855 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-02-04 20:44:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:07,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:07,987 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:44:07,987 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-04 20:44:07,987 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:07,988 INFO L182 omatonBuilderFactory]: Interpolants [4688#(= 1 (select |#valid| ldv_destroy_msgs_~msg~1.base)), 4673#true, 4689#(and (= |~#ldv_global_msg_list.base| |old(~#ldv_global_msg_list.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |~#ldv_global_msg_list.offset| |old(~#ldv_global_msg_list.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4674#false, 4690#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|), 4691#(and (= 0 |~#ldv_global_msg_list.offset|) (= (store |#memory_$Pointer$.base| |~#ldv_global_msg_list.base| (store (select |#memory_$Pointer$.base| |~#ldv_global_msg_list.base|) |~#ldv_global_msg_list.offset| |~#ldv_global_msg_list.base|)) (store |old(#memory_$Pointer$.base)| |~#ldv_global_msg_list.base| (store (select |old(#memory_$Pointer$.base)| |~#ldv_global_msg_list.base|) 0 |~#ldv_global_msg_list.base|)))), 4692#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 4693#(= |#valid| |old(#valid)|), 4681#(and (= |~#ldv_global_msg_list.base| (select (select |#memory_$Pointer$.base| |~#ldv_global_msg_list.base|) 0)) (= 0 |~#ldv_global_msg_list.offset|) (= 1 (select |#valid| |~#ldv_global_msg_list.base|))), 4686#(and (= 1 (select |#valid| |~#ldv_global_msg_list.base|)) (= |~#ldv_global_msg_list.base| (select (select |#memory_$Pointer$.base| |~#ldv_global_msg_list.base|) |~#ldv_global_msg_list.offset|))), 4687#(= 1 (select |#valid| |ldv_destroy_msgs_#t~mem23.base|))] [2018-02-04 20:44:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:07,995 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-02-04 20:44:07,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-02-04 20:44:07,996 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-02-04 20:44:07,996 INFO L87 Difference]: Start difference. First operand 509 states and 623 transitions. Second operand 11 states. [2018-02-04 20:44:09,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:09,765 INFO L93 Difference]: Finished difference Result 791 states and 981 transitions. [2018-02-04 20:44:09,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-02-04 20:44:09,767 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2018-02-04 20:44:09,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:09,769 INFO L225 Difference]: With dead ends: 791 [2018-02-04 20:44:09,769 INFO L226 Difference]: Without dead ends: 789 [2018-02-04 20:44:09,770 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2018-02-04 20:44:09,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2018-02-04 20:44:09,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 526. [2018-02-04 20:44:09,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 526 states. [2018-02-04 20:44:09,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 640 transitions. [2018-02-04 20:44:09,786 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 640 transitions. Word has length 21 [2018-02-04 20:44:09,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:09,786 INFO L432 AbstractCegarLoop]: Abstraction has 526 states and 640 transitions. [2018-02-04 20:44:09,786 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-02-04 20:44:09,787 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 640 transitions. [2018-02-04 20:44:09,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 20:44:09,787 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:09,787 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] [2018-02-04 20:44:09,787 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]=== [2018-02-04 20:44:09,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1744465713, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:09,790 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:09,846 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-02-04 20:44:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:09,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:09,971 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:44:09,971 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-04 20:44:09,971 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:09,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:09,972 INFO L182 omatonBuilderFactory]: Interpolants [6032#false, 6048#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|), 6049#(and (= 0 |~#ldv_global_msg_list.offset|) (= (store |#memory_$Pointer$.base| |~#ldv_global_msg_list.base| (store (select |#memory_$Pointer$.base| |~#ldv_global_msg_list.base|) |~#ldv_global_msg_list.offset| |~#ldv_global_msg_list.base|)) (store |old(#memory_$Pointer$.base)| |~#ldv_global_msg_list.base| (store (select |old(#memory_$Pointer$.base)| |~#ldv_global_msg_list.base|) 0 |~#ldv_global_msg_list.base|)))), 6050#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 6051#(= |old(#length)| |#length|), 6039#(and (= |~#ldv_global_msg_list.base| (select (select |#memory_$Pointer$.base| |~#ldv_global_msg_list.base|) 0)) (= 0 |~#ldv_global_msg_list.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |~#ldv_global_msg_list.base|) 0)) (<= 4 (select |#length| |~#ldv_global_msg_list.base|))), 6044#(and (= 0 (select (select |#memory_$Pointer$.offset| |~#ldv_global_msg_list.base|) |~#ldv_global_msg_list.offset|)) (= |~#ldv_global_msg_list.base| (select (select |#memory_$Pointer$.base| |~#ldv_global_msg_list.base|) |~#ldv_global_msg_list.offset|)) (<= 4 (select |#length| |~#ldv_global_msg_list.base|))), 6045#(and (<= 4 (select |#length| |ldv_destroy_msgs_#t~mem23.base|)) (<= |ldv_destroy_msgs_#t~mem23.offset| 0) (<= 0 |ldv_destroy_msgs_#t~mem23.offset|)), 6046#(and (<= (+ ldv_destroy_msgs_~msg~1.offset 8) (select |#length| ldv_destroy_msgs_~msg~1.base)) (<= 0 (+ ldv_destroy_msgs_~msg~1.offset 4))), 6031#true, 6047#(and (= |~#ldv_global_msg_list.base| |old(~#ldv_global_msg_list.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |~#ldv_global_msg_list.offset| |old(~#ldv_global_msg_list.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-02-04 20:44:09,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:09,972 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-02-04 20:44:09,973 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-02-04 20:44:09,973 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-02-04 20:44:09,973 INFO L87 Difference]: Start difference. First operand 526 states and 640 transitions. Second operand 11 states. [2018-02-04 20:44:11,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:11,562 INFO L93 Difference]: Finished difference Result 818 states and 989 transitions. [2018-02-04 20:44:11,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-02-04 20:44:11,563 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2018-02-04 20:44:11,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:11,564 INFO L225 Difference]: With dead ends: 818 [2018-02-04 20:44:11,565 INFO L226 Difference]: Without dead ends: 818 [2018-02-04 20:44:11,565 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2018-02-04 20:44:11,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2018-02-04 20:44:11,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 541. [2018-02-04 20:44:11,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2018-02-04 20:44:11,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 662 transitions. [2018-02-04 20:44:11,573 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 662 transitions. Word has length 21 [2018-02-04 20:44:11,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:11,573 INFO L432 AbstractCegarLoop]: Abstraction has 541 states and 662 transitions. [2018-02-04 20:44:11,573 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-02-04 20:44:11,573 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 662 transitions. [2018-02-04 20:44:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-02-04 20:44:11,574 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:11,574 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 20:44:11,574 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]=== [2018-02-04 20:44:11,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1603523080, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:11,579 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:11,676 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 20:44:11,676 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-02-04 20:44:11,676 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:11,677 INFO L182 omatonBuilderFactory]: Interpolants [7447#(= 0 |entry_point_#t~ret59.offset|), 7448#(= 0 entry_point_~client~0.offset), 7435#true, 7436#false, 7453#(and (= |~#ldv_global_msg_list.base| |old(~#ldv_global_msg_list.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |~#ldv_global_msg_list.offset| |old(~#ldv_global_msg_list.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7454#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 7455#(= 0 |ldv_malloc_#res.offset|)] [2018-02-04 20:44:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:11,677 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 20:44:11,677 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 20:44:11,677 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-02-04 20:44:11,677 INFO L87 Difference]: Start difference. First operand 541 states and 662 transitions. Second operand 7 states. [2018-02-04 20:44:12,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:12,655 INFO L93 Difference]: Finished difference Result 715 states and 878 transitions. [2018-02-04 20:44:12,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-04 20:44:12,655 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-02-04 20:44:12,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:12,658 INFO L225 Difference]: With dead ends: 715 [2018-02-04 20:44:12,658 INFO L226 Difference]: Without dead ends: 715 [2018-02-04 20:44:12,658 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-02-04 20:44:12,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2018-02-04 20:44:12,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 566. [2018-02-04 20:44:12,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2018-02-04 20:44:12,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 717 transitions. [2018-02-04 20:44:12,672 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 717 transitions. Word has length 24 [2018-02-04 20:44:12,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:12,672 INFO L432 AbstractCegarLoop]: Abstraction has 566 states and 717 transitions. [2018-02-04 20:44:12,673 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 20:44:12,673 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 717 transitions. [2018-02-04 20:44:12,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-02-04 20:44:12,673 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:12,674 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 20:44:12,674 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]=== [2018-02-04 20:44:12,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1603523079, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:12,680 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:12,765 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 20:44:12,765 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-02-04 20:44:12,766 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:12,766 INFO L182 omatonBuilderFactory]: Interpolants [8757#(= 0 |entry_point_#t~ret59.base|), 8758#(= 0 entry_point_~client~0.base), 8745#true, 8746#false, 8763#(and (= |~#ldv_global_msg_list.base| |old(~#ldv_global_msg_list.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |~#ldv_global_msg_list.offset| |old(~#ldv_global_msg_list.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8764#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 8765#(= 0 |ldv_malloc_#res.base|)] [2018-02-04 20:44:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:12,767 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 20:44:12,767 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 20:44:12,767 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-02-04 20:44:12,767 INFO L87 Difference]: Start difference. First operand 566 states and 717 transitions. Second operand 7 states. [2018-02-04 20:44:13,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:13,665 INFO L93 Difference]: Finished difference Result 722 states and 885 transitions. [2018-02-04 20:44:13,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-04 20:44:13,665 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-02-04 20:44:13,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:13,667 INFO L225 Difference]: With dead ends: 722 [2018-02-04 20:44:13,667 INFO L226 Difference]: Without dead ends: 714 [2018-02-04 20:44:13,667 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-02-04 20:44:13,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2018-02-04 20:44:13,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 557. [2018-02-04 20:44:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2018-02-04 20:44:13,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 702 transitions. [2018-02-04 20:44:13,680 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 702 transitions. Word has length 24 [2018-02-04 20:44:13,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:13,681 INFO L432 AbstractCegarLoop]: Abstraction has 557 states and 702 transitions. [2018-02-04 20:44:13,681 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 20:44:13,681 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 702 transitions. [2018-02-04 20:44:13,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-02-04 20:44:13,682 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:13,682 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 20:44:13,682 INFO L371 AbstractCegarLoop]: === Iteration 9 === [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]=== [2018-02-04 20:44:13,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1603523079, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:13,688 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:13,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:13,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:13,764 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:44:13,764 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-04 20:44:13,764 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:13,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:13,765 INFO L182 omatonBuilderFactory]: Interpolants [10053#true, 10069#(and (= 0 |entry_point_#t~ret60.base|) (= 0 |entry_point_#t~ret60.offset|)), 10054#false, 10070#(and (= entry_point_~cfg~2.offset 0) (= entry_point_~cfg~2.base 0)), 10071#(and (= |~#ldv_global_msg_list.base| |old(~#ldv_global_msg_list.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |~#ldv_global_msg_list.offset| |old(~#ldv_global_msg_list.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10072#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 10073#(and (= 0 |ldv_malloc_#res.offset|) (= 0 |ldv_malloc_#res.base|))] [2018-02-04 20:44:13,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:13,765 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 20:44:13,765 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 20:44:13,765 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-02-04 20:44:13,765 INFO L87 Difference]: Start difference. First operand 557 states and 702 transitions. Second operand 7 states. [2018-02-04 20:44:14,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:14,454 INFO L93 Difference]: Finished difference Result 648 states and 808 transitions. [2018-02-04 20:44:14,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-04 20:44:14,455 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-02-04 20:44:14,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:14,456 INFO L225 Difference]: With dead ends: 648 [2018-02-04 20:44:14,457 INFO L226 Difference]: Without dead ends: 646 [2018-02-04 20:44:14,457 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-02-04 20:44:14,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2018-02-04 20:44:14,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 527. [2018-02-04 20:44:14,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 527 states. [2018-02-04 20:44:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 637 transitions. [2018-02-04 20:44:14,464 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 637 transitions. Word has length 24 [2018-02-04 20:44:14,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:14,464 INFO L432 AbstractCegarLoop]: Abstraction has 527 states and 637 transitions. [2018-02-04 20:44:14,464 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 20:44:14,464 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 637 transitions. [2018-02-04 20:44:14,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-02-04 20:44:14,464 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:14,464 INFO L351 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] [2018-02-04 20:44:14,465 INFO L371 AbstractCegarLoop]: === Iteration 10 === [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]=== [2018-02-04 20:44:14,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1679705302, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:14,473 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:14,563 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 20:44:14,564 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-02-04 20:44:14,564 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:14,564 INFO L182 omatonBuilderFactory]: Interpolants [11269#(= 0 |entry_point_#t~ret59.offset|), 11270#(= 0 entry_point_~client~0.offset), 11255#true, 11256#false, 11275#(and (= |~#ldv_global_msg_list.base| |old(~#ldv_global_msg_list.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |~#ldv_global_msg_list.offset| |old(~#ldv_global_msg_list.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11276#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 11277#(= 0 |ldv_malloc_#t~malloc4.offset|), 11278#(= 0 |ldv_malloc_#res.offset|)] [2018-02-04 20:44:14,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:14,565 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 20:44:14,565 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 20:44:14,565 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-02-04 20:44:14,565 INFO L87 Difference]: Start difference. First operand 527 states and 637 transitions. Second operand 8 states. [2018-02-04 20:44:15,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:15,334 INFO L93 Difference]: Finished difference Result 638 states and 795 transitions. [2018-02-04 20:44:15,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-02-04 20:44:15,334 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2018-02-04 20:44:15,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:15,336 INFO L225 Difference]: With dead ends: 638 [2018-02-04 20:44:15,336 INFO L226 Difference]: Without dead ends: 638 [2018-02-04 20:44:15,336 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-02-04 20:44:15,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2018-02-04 20:44:15,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 526. [2018-02-04 20:44:15,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 526 states. [2018-02-04 20:44:15,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 636 transitions. [2018-02-04 20:44:15,343 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 636 transitions. Word has length 26 [2018-02-04 20:44:15,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:15,343 INFO L432 AbstractCegarLoop]: Abstraction has 526 states and 636 transitions. [2018-02-04 20:44:15,344 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 20:44:15,344 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 636 transitions. [2018-02-04 20:44:15,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-02-04 20:44:15,344 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:15,344 INFO L351 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] [2018-02-04 20:44:15,344 INFO L371 AbstractCegarLoop]: === Iteration 11 === [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]=== [2018-02-04 20:44:15,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1679705303, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:15,348 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:15,358 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 20:44:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:15,425 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 20:44:15,425 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-02-04 20:44:15,425 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:44:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:44:15,425 INFO L182 omatonBuilderFactory]: Interpolants [12466#(= 1 (select |#valid| |entry_point_#t~ret59.base|)), 12467#(= 1 (select |#valid| entry_point_~client~0.base)), 12452#true, 12453#false, 12472#(and (= |~#ldv_global_msg_list.base| |old(~#ldv_global_msg_list.base)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |~#ldv_global_msg_list.offset| |old(~#ldv_global_msg_list.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12473#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 12474#(= |#valid| |old(#valid)|), 12475#(= |#valid| (store |old(#valid)| |ldv_malloc_#t~malloc4.base| 1)), 12476#(= 1 (select |#valid| |ldv_malloc_#res.base|))] [2018-02-04 20:44:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 20:44:15,425 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 20:44:15,425 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 20:44:15,426 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-02-04 20:44:15,426 INFO L87 Difference]: Start difference. First operand 526 states and 636 transitions. Second operand 9 states. [2018-02-04 20:44:16,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:44:16,342 INFO L93 Difference]: Finished difference Result 650 states and 809 transitions. [2018-02-04 20:44:16,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 20:44:16,343 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2018-02-04 20:44:16,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:44:16,344 INFO L225 Difference]: With dead ends: 650 [2018-02-04 20:44:16,344 INFO L226 Difference]: Without dead ends: 650 [2018-02-04 20:44:16,344 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-02-04 20:44:16,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2018-02-04 20:44:16,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 524. [2018-02-04 20:44:16,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2018-02-04 20:44:16,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 631 transitions. [2018-02-04 20:44:16,354 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 631 transitions. Word has length 26 [2018-02-04 20:44:16,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:44:16,354 INFO L432 AbstractCegarLoop]: Abstraction has 524 states and 631 transitions. [2018-02-04 20:44:16,354 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 20:44:16,354 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 631 transitions. [2018-02-04 20:44:16,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-02-04 20:44:16,355 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:44:16,355 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, 1, 1, 1, 1, 1, 1] [2018-02-04 20:44:16,355 INFO L371 AbstractCegarLoop]: === Iteration 12 === [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]=== [2018-02-04 20:44:16,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1000460798, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:44:16,361 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:44:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:44:16,402 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 184 column 646: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) 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.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) 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.FixedTraceAbstractionRefinementStrategy.getTraceCheck(FixedTraceAbstractionRefinementStrategy.java:131) 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) [2018-02-04 20:44:16,405 INFO L168 Benchmark]: Toolchain (without parser) took 12240.73 ms. Allocated memory was 405.8 MB in the beginning and 845.2 MB in the end (delta: 439.4 MB). Free memory was 362.7 MB in the beginning and 724.3 MB in the end (delta: -361.6 MB). Peak memory consumption was 77.7 MB. Max. memory is 5.3 GB. [2018-02-04 20:44:16,406 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 405.8 MB. Free memory is still 369.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 20:44:16,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.01 ms. Allocated memory is still 405.8 MB. Free memory was 362.7 MB in the beginning and 345.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 5.3 GB. [2018-02-04 20:44:16,407 INFO L168 Benchmark]: Boogie Preprocessor took 38.14 ms. Allocated memory is still 405.8 MB. Free memory was 345.3 MB in the beginning and 342.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-04 20:44:16,407 INFO L168 Benchmark]: RCFGBuilder took 717.92 ms. Allocated memory was 405.8 MB in the beginning and 424.7 MB in the end (delta: 18.9 MB). Free memory was 342.6 MB in the beginning and 383.9 MB in the end (delta: -41.3 MB). Peak memory consumption was 100.9 MB. Max. memory is 5.3 GB. [2018-02-04 20:44:16,408 INFO L168 Benchmark]: TraceAbstraction took 11278.14 ms. Allocated memory was 424.7 MB in the beginning and 845.2 MB in the end (delta: 420.5 MB). Free memory was 382.0 MB in the beginning and 724.3 MB in the end (delta: -342.3 MB). Peak memory consumption was 78.2 MB. Max. memory is 5.3 GB. [2018-02-04 20:44:16,410 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 405.8 MB. Free memory is still 369.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 204.01 ms. Allocated memory is still 405.8 MB. Free memory was 362.7 MB in the beginning and 345.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 38.14 ms. Allocated memory is still 405.8 MB. Free memory was 345.3 MB in the beginning and 342.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 717.92 ms. Allocated memory was 405.8 MB in the beginning and 424.7 MB in the end (delta: 18.9 MB). Free memory was 342.6 MB in the beginning and 383.9 MB in the end (delta: -41.3 MB). Peak memory consumption was 100.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 11278.14 ms. Allocated memory was 424.7 MB in the beginning and 845.2 MB in the end (delta: 420.5 MB). Free memory was 382.0 MB in the beginning and 724.3 MB in the end (delta: -342.3 MB). Peak memory consumption was 78.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 184 column 646: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 184 column 646: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) 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_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_20-44-16-417.csv Received shutdown request...