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_test15_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ccafca9-m [2018-02-04 04:51:52,399 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 04:51:52,400 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 04:51:52,412 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 04:51:52,412 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 04:51:52,413 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 04:51:52,413 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 04:51:52,415 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 04:51:52,417 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 04:51:52,417 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 04:51:52,418 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 04:51:52,418 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 04:51:52,419 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 04:51:52,420 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 04:51:52,420 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 04:51:52,422 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 04:51:52,424 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 04:51:52,425 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 04:51:52,426 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 04:51:52,427 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 04:51:52,429 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 04:51:52,429 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 04:51:52,429 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 04:51:52,430 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 04:51:52,431 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 04:51:52,432 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 04:51:52,432 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 04:51:52,432 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 04:51:52,432 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 04:51:52,432 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 04:51:52,433 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 04:51:52,433 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 04:51:52,442 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 04:51:52,442 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 04:51:52,443 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 04:51:52,443 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 04:51:52,443 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 04:51:52,443 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 04:51:52,443 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 04:51:52,444 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 04:51:52,444 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 04:51:52,445 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 04:51:52,445 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 04:51:52,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 04:51:52,445 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 04:51:52,445 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-04 04:51:52,445 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-04 04:51:52,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:51:52,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 04:51:52,482 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 04:51:52,485 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 04:51:52,486 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 04:51:52,486 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 04:51:52,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test15_true-valid-memsafety_true-termination.i [2018-02-04 04:51:52,618 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 04:51:52,619 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 04:51:52,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 04:51:52,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 04:51:52,626 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 04:51:52,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581e1694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52, skipping insertion in model container [2018-02-04 04:51:52,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,639 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:51:52,674 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:51:52,771 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:51:52,794 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:51:52,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52 WrapperNode [2018-02-04 04:51:52,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 04:51:52,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 04:51:52,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 04:51:52,804 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 04:51:52,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (1/1) ... [2018-02-04 04:51:52,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 04:51:52,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 04:51:52,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 04:51:52,837 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 04:51:52,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (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 04:51:52,878 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 04:51:52,878 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 04:51:52,878 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-02-04 04:51:52,878 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_hid_get_drvdata [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_hid_set_drvdata [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_arvo_init_arvo_device_struct [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_arvo_init_specials [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure lvd_arvo_remove_specials [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_arvo_probe [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_arvo_remove [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-02-04 04:51:52,879 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 04:51:52,879 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-04 04:51:52,879 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-02-04 04:51:52,880 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-02-04 04:51:52,880 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-02-04 04:51:52,881 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-02-04 04:51:52,881 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-02-04 04:51:52,881 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-02-04 04:51:52,881 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_hid_get_drvdata [2018-02-04 04:51:52,881 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_hid_set_drvdata [2018-02-04 04:51:52,881 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_arvo_init_arvo_device_struct [2018-02-04 04:51:52,881 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_arvo_init_specials [2018-02-04 04:51:52,882 INFO L128 BoogieDeclarations]: Found specification of procedure lvd_arvo_remove_specials [2018-02-04 04:51:52,882 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_arvo_probe [2018-02-04 04:51:52,882 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_arvo_remove [2018-02-04 04:51:52,882 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-02-04 04:51:52,882 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 04:51:52,882 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 04:51:52,882 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 04:51:53,224 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 04:51:53,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:51:53 BoogieIcfgContainer [2018-02-04 04:51:53,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 04:51:53,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 04:51:53,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 04:51:53,229 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 04:51:53,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 04:51:52" (1/3) ... [2018-02-04 04:51:53,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ece02e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:51:53, skipping insertion in model container [2018-02-04 04:51:53,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:51:52" (2/3) ... [2018-02-04 04:51:53,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ece02e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:51:53, skipping insertion in model container [2018-02-04 04:51:53,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:51:53" (3/3) ... [2018-02-04 04:51:53,231 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test15_true-valid-memsafety_true-termination.i [2018-02-04 04:51:53,237 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 04:51:53,243 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 45 error locations. [2018-02-04 04:51:53,267 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 04:51:53,267 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 04:51:53,267 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-04 04:51:53,267 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 04:51:53,267 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 04:51:53,267 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 04:51:53,267 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 04:51:53,267 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 04:51:53,268 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 04:51:53,279 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2018-02-04 04:51:53,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-02-04 04:51:53,287 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:53,287 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:51:53,287 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:53,290 INFO L82 PathProgramCache]: Analyzing trace with hash -26265707, 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 04:51:53,305 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:53,421 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 04:51:53,453 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:51:53,453 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 04:51:53,454 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:53,455 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 04:51:53,455 INFO L182 omatonBuilderFactory]: Interpolants [176#true, 192#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 177#false, 181#(= |#valid| |old(#valid)|), 197#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 191#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-02-04 04:51:53,455 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 04:51:53,456 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 04:51:53,468 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 04:51:53,468 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-02-04 04:51:53,471 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 6 states. [2018-02-04 04:51:53,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:53,948 INFO L93 Difference]: Finished difference Result 234 states and 264 transitions. [2018-02-04 04:51:53,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 04:51:53,950 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2018-02-04 04:51:53,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:53,962 INFO L225 Difference]: With dead ends: 234 [2018-02-04 04:51:53,962 INFO L226 Difference]: Without dead ends: 227 [2018-02-04 04:51:53,964 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-02-04 04:51:54,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-02-04 04:51:54,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 174. [2018-02-04 04:51:54,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-02-04 04:51:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 190 transitions. [2018-02-04 04:51:54,076 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 190 transitions. Word has length 16 [2018-02-04 04:51:54,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:54,077 INFO L432 AbstractCegarLoop]: Abstraction has 174 states and 190 transitions. [2018-02-04 04:51:54,077 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 04:51:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 190 transitions. [2018-02-04 04:51:54,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-02-04 04:51:54,078 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:54,078 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:51:54,079 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:54,079 INFO L82 PathProgramCache]: Analyzing trace with hash -325108585, 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 04:51:54,082 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:54,188 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 04:51:54,191 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:51:54,191 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-04 04:51:54,191 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:54,191 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 04:51:54,191 INFO L182 omatonBuilderFactory]: Interpolants [610#true, 626#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 611#false, 627#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 634#(not (= 0 |entry_point_#t~ret24.base|)), 635#(not (= 0 entry_point_~hdev~0.base)), 636#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 637#(not (= 0 |ldv_malloc_#t~malloc2.base|)), 638#(not (= 0 |ldv_malloc_#res.base|))] [2018-02-04 04:51:54,191 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 04:51:54,193 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 04:51:54,193 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 04:51:54,193 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-02-04 04:51:54,193 INFO L87 Difference]: Start difference. First operand 174 states and 190 transitions. Second operand 9 states. [2018-02-04 04:51:54,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:54,899 INFO L93 Difference]: Finished difference Result 267 states and 305 transitions. [2018-02-04 04:51:54,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-04 04:51:54,900 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 18 [2018-02-04 04:51:54,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:54,902 INFO L225 Difference]: With dead ends: 267 [2018-02-04 04:51:54,903 INFO L226 Difference]: Without dead ends: 267 [2018-02-04 04:51:54,903 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-02-04 04:51:54,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-02-04 04:51:54,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 170. [2018-02-04 04:51:54,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-02-04 04:51:54,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 183 transitions. [2018-02-04 04:51:54,916 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 183 transitions. Word has length 18 [2018-02-04 04:51:54,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:54,916 INFO L432 AbstractCegarLoop]: Abstraction has 170 states and 183 transitions. [2018-02-04 04:51:54,916 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 04:51:54,916 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 183 transitions. [2018-02-04 04:51:54,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 04:51:54,917 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:54,917 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:51:54,917 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:54,917 INFO L82 PathProgramCache]: Analyzing trace with hash 743711378, 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 04:51:54,920 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:54,970 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 04:51:54,995 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 04:51:54,995 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-02-04 04:51:54,995 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:54,995 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 04:51:54,995 INFO L182 omatonBuilderFactory]: Interpolants [1094#(= 0 |entry_point_#t~ret24.offset|), 1095#(= 0 entry_point_~hdev~0.offset), 1100#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1085#true, 1101#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 1086#false, 1102#(= 0 |ldv_malloc_#res.offset|)] [2018-02-04 04:51:54,996 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 04:51:54,996 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 04:51:54,996 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 04:51:54,996 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-02-04 04:51:54,997 INFO L87 Difference]: Start difference. First operand 170 states and 183 transitions. Second operand 7 states. [2018-02-04 04:51:55,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:55,389 INFO L93 Difference]: Finished difference Result 261 states and 297 transitions. [2018-02-04 04:51:55,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 04:51:55,389 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-02-04 04:51:55,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:55,391 INFO L225 Difference]: With dead ends: 261 [2018-02-04 04:51:55,391 INFO L226 Difference]: Without dead ends: 261 [2018-02-04 04:51:55,391 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-02-04 04:51:55,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-02-04 04:51:55,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 196. [2018-02-04 04:51:55,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2018-02-04 04:51:55,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 237 transitions. [2018-02-04 04:51:55,398 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 237 transitions. Word has length 21 [2018-02-04 04:51:55,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:55,399 INFO L432 AbstractCegarLoop]: Abstraction has 196 states and 237 transitions. [2018-02-04 04:51:55,399 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 04:51:55,399 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 237 transitions. [2018-02-04 04:51:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 04:51:55,399 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:55,399 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:51:55,403 INFO L371 AbstractCegarLoop]: === Iteration 4 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:55,403 INFO L82 PathProgramCache]: Analyzing trace with hash 743711379, 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 04:51:55,408 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:55,435 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 04:51:55,451 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 04:51:55,451 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-02-04 04:51:55,451 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:55,451 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 04:51:55,451 INFO L182 omatonBuilderFactory]: Interpolants [1584#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1569#true, 1585#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 1570#false, 1586#(= 0 |ldv_malloc_#res.base|), 1578#(= 0 |entry_point_#t~ret24.base|), 1579#(= 0 entry_point_~hdev~0.base)] [2018-02-04 04:51:55,452 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 04:51:55,452 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 04:51:55,452 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 04:51:55,452 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-02-04 04:51:55,452 INFO L87 Difference]: Start difference. First operand 196 states and 237 transitions. Second operand 7 states. [2018-02-04 04:51:55,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:55,890 INFO L93 Difference]: Finished difference Result 264 states and 299 transitions. [2018-02-04 04:51:55,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 04:51:55,891 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-02-04 04:51:55,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:55,894 INFO L225 Difference]: With dead ends: 264 [2018-02-04 04:51:55,895 INFO L226 Difference]: Without dead ends: 260 [2018-02-04 04:51:55,895 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-02-04 04:51:55,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2018-02-04 04:51:55,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 198. [2018-02-04 04:51:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2018-02-04 04:51:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 238 transitions. [2018-02-04 04:51:55,905 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 238 transitions. Word has length 21 [2018-02-04 04:51:55,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:55,905 INFO L432 AbstractCegarLoop]: Abstraction has 198 states and 238 transitions. [2018-02-04 04:51:55,906 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 04:51:55,906 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 238 transitions. [2018-02-04 04:51:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-02-04 04:51:55,906 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:55,906 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] [2018-02-04 04:51:55,906 INFO L371 AbstractCegarLoop]: === Iteration 5 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:55,906 INFO L82 PathProgramCache]: Analyzing trace with hash 667479760, 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 04:51:55,909 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:55,967 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 04:51:55,989 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 04:51:55,989 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-02-04 04:51:55,989 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:55,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 04:51:55,990 INFO L182 omatonBuilderFactory]: Interpolants [2069#(= 0 |entry_point_#t~ret24.offset|), 2070#(= 0 entry_point_~hdev~0.offset), 2058#true, 2059#false, 2075#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 2076#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 2077#(= 0 |ldv_malloc_#t~malloc2.offset|), 2078#(= 0 |ldv_malloc_#res.offset|)] [2018-02-04 04:51:55,990 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 04:51:55,990 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 04:51:55,990 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 04:51:55,990 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-02-04 04:51:55,990 INFO L87 Difference]: Start difference. First operand 198 states and 238 transitions. Second operand 8 states. [2018-02-04 04:51:56,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:56,447 INFO L93 Difference]: Finished difference Result 241 states and 292 transitions. [2018-02-04 04:51:56,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-02-04 04:51:56,448 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2018-02-04 04:51:56,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:56,449 INFO L225 Difference]: With dead ends: 241 [2018-02-04 04:51:56,449 INFO L226 Difference]: Without dead ends: 241 [2018-02-04 04:51:56,450 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2018-02-04 04:51:56,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2018-02-04 04:51:56,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 197. [2018-02-04 04:51:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-02-04 04:51:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 237 transitions. [2018-02-04 04:51:56,463 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 237 transitions. Word has length 23 [2018-02-04 04:51:56,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:56,463 INFO L432 AbstractCegarLoop]: Abstraction has 197 states and 237 transitions. [2018-02-04 04:51:56,463 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 04:51:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 237 transitions. [2018-02-04 04:51:56,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-02-04 04:51:56,464 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:56,464 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] [2018-02-04 04:51:56,464 INFO L371 AbstractCegarLoop]: === Iteration 6 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:56,464 INFO L82 PathProgramCache]: Analyzing trace with hash 667479761, 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 04:51:56,467 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:56,476 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 04:51:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:56,531 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 04:51:56,555 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 04:51:56,556 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-02-04 04:51:56,556 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 04:51:56,556 INFO L182 omatonBuilderFactory]: Interpolants [2529#true, 2530#false, 2546#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 2547#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 2548#(= |#valid| |old(#valid)|), 2549#(= |#valid| (store |old(#valid)| |ldv_malloc_#t~malloc2.base| 1)), 2550#(= |#valid| (store |old(#valid)| |ldv_malloc_#res.base| 1)), 2540#(= 1 (select |#valid| |entry_point_#t~ret24.base|)), 2541#(= 1 (select |#valid| entry_point_~hdev~0.base))] [2018-02-04 04:51:56,556 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 04:51:56,556 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 04:51:56,557 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 04:51:56,557 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-02-04 04:51:56,557 INFO L87 Difference]: Start difference. First operand 197 states and 237 transitions. Second operand 9 states. [2018-02-04 04:51:57,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:57,171 INFO L93 Difference]: Finished difference Result 268 states and 319 transitions. [2018-02-04 04:51:57,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 04:51:57,172 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-02-04 04:51:57,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:57,174 INFO L225 Difference]: With dead ends: 268 [2018-02-04 04:51:57,174 INFO L226 Difference]: Without dead ends: 268 [2018-02-04 04:51:57,174 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-02-04 04:51:57,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-02-04 04:51:57,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 197. [2018-02-04 04:51:57,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-02-04 04:51:57,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 236 transitions. [2018-02-04 04:51:57,182 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 236 transitions. Word has length 23 [2018-02-04 04:51:57,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:57,182 INFO L432 AbstractCegarLoop]: Abstraction has 197 states and 236 transitions. [2018-02-04 04:51:57,182 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 04:51:57,182 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 236 transitions. [2018-02-04 04:51:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-02-04 04:51:57,183 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:57,183 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:51:57,183 INFO L371 AbstractCegarLoop]: === Iteration 7 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:57,184 INFO L82 PathProgramCache]: Analyzing trace with hash -2036881104, 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 04:51:57,193 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-02-04 04:51:57,302 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 04:51:57,302 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-02-04 04:51:57,302 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-02-04 04:51:57,303 INFO L182 omatonBuilderFactory]: Interpolants [3024#false, 3042#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 3043#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 3044#(and (= 0 |ldv_malloc_#res.offset|) (= 0 |ldv_malloc_#res.base|)), 3036#(and (= 0 |entry_point_#t~ret25.base|) (= 0 |entry_point_#t~ret25.offset|)), 3037#(and (= entry_point_~intf~2.offset 0) (= entry_point_~intf~2.base 0)), 3023#true] [2018-02-04 04:51:57,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-02-04 04:51:57,303 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 04:51:57,303 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 04:51:57,303 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-02-04 04:51:57,303 INFO L87 Difference]: Start difference. First operand 197 states and 236 transitions. Second operand 7 states. [2018-02-04 04:51:57,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:57,702 INFO L93 Difference]: Finished difference Result 213 states and 254 transitions. [2018-02-04 04:51:57,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 04:51:57,735 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-02-04 04:51:57,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:57,737 INFO L225 Difference]: With dead ends: 213 [2018-02-04 04:51:57,737 INFO L226 Difference]: Without dead ends: 211 [2018-02-04 04:51:57,737 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-02-04 04:51:57,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-02-04 04:51:57,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 197. [2018-02-04 04:51:57,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-02-04 04:51:57,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 235 transitions. [2018-02-04 04:51:57,743 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 235 transitions. Word has length 26 [2018-02-04 04:51:57,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:57,744 INFO L432 AbstractCegarLoop]: Abstraction has 197 states and 235 transitions. [2018-02-04 04:51:57,744 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 04:51:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 235 transitions. [2018-02-04 04:51:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-02-04 04:51:57,745 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:57,745 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 04:51:57,745 INFO L371 AbstractCegarLoop]: === Iteration 8 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:57,745 INFO L82 PathProgramCache]: Analyzing trace with hash 1366388888, 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 04:51:57,751 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:57,867 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 04:51:57,871 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:51:57,871 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-04 04:51:57,871 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 04:51:57,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 04:51:57,872 INFO L182 omatonBuilderFactory]: Interpolants [3488#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 3504#(not (= 0 |ldv_malloc_#res.base|)), 3489#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3464#true, 3465#false, 3500#(not (= 0 |entry_point_#t~ret25.base|)), 3501#(not (= 0 entry_point_~intf~2.base)), 3502#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 3503#(not (= 0 |ldv_malloc_#t~malloc2.base|))] [2018-02-04 04:51:57,872 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 04:51:57,872 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 04:51:57,872 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 04:51:57,872 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-02-04 04:51:57,872 INFO L87 Difference]: Start difference. First operand 197 states and 235 transitions. Second operand 9 states. [2018-02-04 04:51:58,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:51:58,214 INFO L93 Difference]: Finished difference Result 214 states and 254 transitions. [2018-02-04 04:51:58,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 04:51:58,214 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 26 [2018-02-04 04:51:58,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:51:58,215 INFO L225 Difference]: With dead ends: 214 [2018-02-04 04:51:58,215 INFO L226 Difference]: Without dead ends: 214 [2018-02-04 04:51:58,215 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2018-02-04 04:51:58,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-02-04 04:51:58,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 197. [2018-02-04 04:51:58,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-02-04 04:51:58,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 233 transitions. [2018-02-04 04:51:58,221 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 233 transitions. Word has length 26 [2018-02-04 04:51:58,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:51:58,222 INFO L432 AbstractCegarLoop]: Abstraction has 197 states and 233 transitions. [2018-02-04 04:51:58,222 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 04:51:58,222 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 233 transitions. [2018-02-04 04:51:58,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-02-04 04:51:58,223 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:51:58,223 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 04:51:58,223 INFO L371 AbstractCegarLoop]: === Iteration 9 === [ldv_arvo_init_specialsErr1RequiresViolation, ldv_arvo_init_specialsErr3RequiresViolation, ldv_arvo_init_specialsErr7RequiresViolation, ldv_arvo_init_specialsErr2RequiresViolation, ldv_arvo_init_specialsErr4RequiresViolation, ldv_arvo_init_specialsErr0RequiresViolation, ldv_arvo_init_specialsErr6RequiresViolation, ldv_arvo_init_specialsErr5RequiresViolation, ldv_dev_set_drvdataErr0RequiresViolation, ldv_dev_set_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr1RequiresViolation, ldv_dev_get_drvdataErr0RequiresViolation, mainErr0EnsuresViolation, entry_pointErr5RequiresViolation, entry_pointErr14RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr13RequiresViolation, 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_arvo_init_arvo_device_structErr0RequiresViolation, ldv_arvo_init_arvo_device_structErr2RequiresViolation, ldv_arvo_init_arvo_device_structErr4RequiresViolation, ldv_arvo_init_arvo_device_structErr5RequiresViolation, ldv_arvo_init_arvo_device_structErr1RequiresViolation, ldv_arvo_init_arvo_device_structErr3RequiresViolation, lvd_arvo_remove_specialsErr4RequiresViolation, lvd_arvo_remove_specialsErr1RequiresViolation, lvd_arvo_remove_specialsErr0RequiresViolation, lvd_arvo_remove_specialsErr6RequiresViolation, lvd_arvo_remove_specialsErr7RequiresViolation, lvd_arvo_remove_specialsErr5RequiresViolation, lvd_arvo_remove_specialsErr2RequiresViolation, lvd_arvo_remove_specialsErr3RequiresViolation]=== [2018-02-04 04:51:58,223 INFO L82 PathProgramCache]: Analyzing trace with hash -808960356, now seen corresponding path program 2 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 04:51:58,229 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 04:51:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:51:58,242 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-02-04 04:51:58,243 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (array-ext (Array Int Int) (Array Int Int)) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:321) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.createTerm(Parser.java:802) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1304) 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:294) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:196) 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 04:51:58,246 INFO L168 Benchmark]: Toolchain (without parser) took 5627.80 ms. Allocated memory was 408.9 MB in the beginning and 708.3 MB in the end (delta: 299.4 MB). Free memory was 365.8 MB in the beginning and 432.4 MB in the end (delta: -66.6 MB). Peak memory consumption was 232.8 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:58,247 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 408.9 MB. Free memory is still 372.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:51:58,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.79 ms. Allocated memory is still 408.9 MB. Free memory was 365.8 MB in the beginning and 351.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:58,248 INFO L168 Benchmark]: Boogie Preprocessor took 32.37 ms. Allocated memory is still 408.9 MB. Free memory was 351.1 MB in the beginning and 348.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:58,248 INFO L168 Benchmark]: RCFGBuilder took 388.21 ms. Allocated memory is still 408.9 MB. Free memory was 348.4 MB in the beginning and 305.1 MB in the end (delta: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:58,249 INFO L168 Benchmark]: TraceAbstraction took 5019.82 ms. Allocated memory was 408.9 MB in the beginning and 708.3 MB in the end (delta: 299.4 MB). Free memory was 305.1 MB in the beginning and 432.4 MB in the end (delta: -127.3 MB). Peak memory consumption was 172.1 MB. Max. memory is 5.3 GB. [2018-02-04 04:51:58,251 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 408.9 MB. Free memory is still 372.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 184.79 ms. Allocated memory is still 408.9 MB. Free memory was 365.8 MB in the beginning and 351.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 32.37 ms. Allocated memory is still 408.9 MB. Free memory was 351.1 MB in the beginning and 348.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. * RCFGBuilder took 388.21 ms. Allocated memory is still 408.9 MB. Free memory was 348.4 MB in the beginning and 305.1 MB in the end (delta: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 5019.82 ms. Allocated memory was 408.9 MB in the beginning and 708.3 MB in the end (delta: 299.4 MB). Free memory was 305.1 MB in the beginning and 432.4 MB in the end (delta: -127.3 MB). Peak memory consumption was 172.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (array-ext (Array Int Int) (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (array-ext (Array Int Int) (Array Int Int)): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:321) 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_test15_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_04-51-58-259.csv Received shutdown request...