/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 06:18:31,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 06:18:31,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 06:18:31,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 06:18:31,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 06:18:31,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 06:18:31,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 06:18:31,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 06:18:31,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 06:18:31,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 06:18:31,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 06:18:31,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 06:18:31,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 06:18:31,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 06:18:31,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 06:18:31,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 06:18:31,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 06:18:31,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 06:18:31,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 06:18:31,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 06:18:31,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 06:18:31,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 06:18:31,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 06:18:31,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 06:18:31,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-24 06:18:31,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-24 06:18:31,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-24 06:18:31,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-24 06:18:31,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-24 06:18:31,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-24 06:18:31,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 06:18:31,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 06:18:31,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 06:18:31,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 06:18:31,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 06:18:31,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 06:18:31,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 06:18:31,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 06:18:31,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 06:18:31,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 06:18:31,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 06:18:31,628 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf [2021-02-24 06:18:31,639 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 06:18:31,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 06:18:31,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 06:18:31,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 06:18:31,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 06:18:31,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 06:18:31,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 06:18:31,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 06:18:31,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 06:18:31,642 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 06:18:31,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 06:18:31,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 06:18:31,643 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 06:18:31,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 06:18:31,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 06:18:31,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 06:18:31,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 06:18:31,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 06:18:31,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 06:18:31,644 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 06:18:31,644 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 06:18:32,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 06:18:32,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 06:18:32,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 06:18:32,048 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 06:18:32,049 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 06:18:32,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2021-02-24 06:18:32,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1605a4703/4a64f8763cf140a1865c5be18aa63a82/FLAG4d4c6b6f8 [2021-02-24 06:18:33,047 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 06:18:33,048 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2021-02-24 06:18:33,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1605a4703/4a64f8763cf140a1865c5be18aa63a82/FLAG4d4c6b6f8 [2021-02-24 06:18:33,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1605a4703/4a64f8763cf140a1865c5be18aa63a82 [2021-02-24 06:18:33,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 06:18:33,586 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 06:18:33,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 06:18:33,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 06:18:33,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 06:18:33,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 06:18:33" (1/1) ... [2021-02-24 06:18:33,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8bb88f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:33, skipping insertion in model container [2021-02-24 06:18:33,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 06:18:33" (1/1) ... [2021-02-24 06:18:33,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 06:18:33,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 06:18:34,091 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2021-02-24 06:18:34,097 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2021-02-24 06:18:34,364 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i[83666,83679] [2021-02-24 06:18:34,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 06:18:34,745 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 06:18:34,814 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2550] [2021-02-24 06:18:34,814 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2551-2552] [2021-02-24 06:18:34,829 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i[83666,83679] [2021-02-24 06:18:35,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 06:18:35,171 INFO L208 MainTranslator]: Completed translation [2021-02-24 06:18:35,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35 WrapperNode [2021-02-24 06:18:35,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 06:18:35,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 06:18:35,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 06:18:35,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 06:18:35,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (1/1) ... [2021-02-24 06:18:35,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (1/1) ... [2021-02-24 06:18:35,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (1/1) ... [2021-02-24 06:18:35,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (1/1) ... [2021-02-24 06:18:35,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (1/1) ... [2021-02-24 06:18:35,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (1/1) ... [2021-02-24 06:18:35,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (1/1) ... [2021-02-24 06:18:35,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 06:18:35,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 06:18:35,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 06:18:35,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 06:18:35,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 06:18:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 06:18:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 06:18:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-02-24 06:18:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-02-24 06:18:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-02-24 06:18:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 06:18:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-02-24 06:18:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2021-02-24 06:18:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2021-02-24 06:18:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2021-02-24 06:18:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2021-02-24 06:18:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-02-24 06:18:35,514 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-02-24 06:18:35,514 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2021-02-24 06:18:35,514 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2021-02-24 06:18:35,514 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-02-24 06:18:35,516 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-02-24 06:18:35,516 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-02-24 06:18:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-24 06:18:35,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-02-24 06:18:35,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-02-24 06:18:35,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-02-24 06:18:35,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-02-24 06:18:35,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-02-24 06:18:35,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-02-24 06:18:35,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-02-24 06:18:35,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2021-02-24 06:18:35,520 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-02-24 06:18:35,520 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-02-24 06:18:35,520 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2021-02-24 06:18:35,520 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2021-02-24 06:18:35,521 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2021-02-24 06:18:35,521 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-02-24 06:18:35,521 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2021-02-24 06:18:35,521 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-02-24 06:18:35,521 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2021-02-24 06:18:35,521 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2021-02-24 06:18:35,522 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2021-02-24 06:18:35,522 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2021-02-24 06:18:35,522 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2021-02-24 06:18:35,522 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_calibrate [2021-02-24 06:18:35,522 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2021-02-24 06:18:35,522 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_poll_handler [2021-02-24 06:18:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_poll_interval [2021-02-24 06:18:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2021-02-24 06:18:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2021-02-24 06:18:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2021-02-24 06:18:35,523 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2021-02-24 06:18:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_open [2021-02-24 06:18:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_close [2021-02-24 06:18:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_calibrate_timer [2021-02-24 06:18:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_name [2021-02-24 06:18:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_device [2021-02-24 06:18:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_masks [2021-02-24 06:18:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_port [2021-02-24 06:18:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_connect [2021-02-24 06:18:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2021-02-24 06:18:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_parse_options [2021-02-24 06:18:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init [2021-02-24 06:18:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_exit [2021-02-24 06:18:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_gameport_driver_1 [2021-02-24 06:18:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 06:18:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-02-24 06:18:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-02-24 06:18:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2021-02-24 06:18:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-02-24 06:18:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-02-24 06:18:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-02-24 06:18:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2021-02-24 06:18:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-02-24 06:18:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_driver [2021-02-24 06:18:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-02-24 06:18:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2021-02-24 06:18:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2021-02-24 06:18:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_start_polling [2021-02-24 06:18:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_stop_polling [2021-02-24 06:18:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_driver [2021-02-24 06:18:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-02-24 06:18:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2021-02-24 06:18:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2021-02-24 06:18:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2021-02-24 06:18:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2021-02-24 06:18:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2021-02-24 06:18:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2021-02-24 06:18:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-02-24 06:18:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-02-24 06:18:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2021-02-24 06:18:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2021-02-24 06:18:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-02-24 06:18:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-02-24 06:18:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-02-24 06:18:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2021-02-24 06:18:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-02-24 06:18:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2021-02-24 06:18:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-24 06:18:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-02-24 06:18:35,534 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 06:18:35,534 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 06:18:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-24 06:18:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-24 06:18:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 06:18:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 06:18:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-02-24 06:18:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-02-24 06:18:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2021-02-24 06:18:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2021-02-24 06:18:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2021-02-24 06:18:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-02-24 06:18:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-02-24 06:18:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2021-02-24 06:18:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2021-02-24 06:18:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-02-24 06:18:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2021-02-24 06:18:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2021-02-24 06:18:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-24 06:18:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-02-24 06:18:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-02-24 06:18:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2021-02-24 06:18:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2021-02-24 06:18:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-02-24 06:18:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2021-02-24 06:18:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-02-24 06:18:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-02-24 06:18:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-02-24 06:18:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-24 06:18:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2021-02-24 06:18:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-02-24 06:18:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-02-24 06:18:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-24 06:18:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-24 06:18:35,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 06:18:35,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2021-02-24 06:18:35,542 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-24 06:18:35,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-02-24 06:18:35,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-24 06:18:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-02-24 06:18:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-02-24 06:18:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-02-24 06:18:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-02-24 06:18:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-02-24 06:18:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-02-24 06:18:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2021-02-24 06:18:35,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_gameport_driver_1 [2021-02-24 06:18:35,549 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-02-24 06:18:35,549 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-02-24 06:18:35,550 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-02-24 06:18:35,554 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-02-24 06:18:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-02-24 06:18:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-24 06:18:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2021-02-24 06:18:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2021-02-24 06:18:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2021-02-24 06:18:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2021-02-24 06:18:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2021-02-24 06:18:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2021-02-24 06:18:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-02-24 06:18:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-02-24 06:18:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2021-02-24 06:18:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-02-24 06:18:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2021-02-24 06:18:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2021-02-24 06:18:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2021-02-24 06:18:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2021-02-24 06:18:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2021-02-24 06:18:35,558 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_driver [2021-02-24 06:18:35,558 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_driver [2021-02-24 06:18:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2021-02-24 06:18:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-02-24 06:18:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 06:18:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2021-02-24 06:18:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-02-24 06:18:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2021-02-24 06:18:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-02-24 06:18:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_calibrate [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_poll_handler [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_poll_interval [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_start_polling [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_stop_polling [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2021-02-24 06:18:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_open [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_close [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_calibrate_timer [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_name [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_device [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_masks [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_port [2021-02-24 06:18:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure analog_connect [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure analog_parse_options [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure analog_exit [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2021-02-24 06:18:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 06:18:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2021-02-24 06:18:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2021-02-24 06:18:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-02-24 06:18:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-02-24 06:18:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-02-24 06:18:35,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2021-02-24 06:18:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-24 06:18:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 06:18:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 06:18:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-24 06:18:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 06:18:36,974 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-02-24 06:18:39,702 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 06:18:39,702 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-24 06:18:39,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 06:18:39 BoogieIcfgContainer [2021-02-24 06:18:39,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 06:18:39,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 06:18:39,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 06:18:39,717 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 06:18:39,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 06:18:33" (1/3) ... [2021-02-24 06:18:39,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aae8589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 06:18:39, skipping insertion in model container [2021-02-24 06:18:39,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:18:35" (2/3) ... [2021-02-24 06:18:39,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aae8589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 06:18:39, skipping insertion in model container [2021-02-24 06:18:39,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 06:18:39" (3/3) ... [2021-02-24 06:18:39,721 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2021-02-24 06:18:39,727 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 06:18:39,737 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 06:18:39,755 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 06:18:39,789 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 06:18:39,790 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 06:18:39,790 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 06:18:39,790 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 06:18:39,790 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 06:18:39,790 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 06:18:39,790 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 06:18:39,790 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 06:18:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states. [2021-02-24 06:18:39,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-02-24 06:18:39,857 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:18:39,858 INFO L422 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, 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, 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, 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 06:18:39,858 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:18:39,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:18:39,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1244642759, now seen corresponding path program 1 times [2021-02-24 06:18:39,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:18:39,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1110363198] [2021-02-24 06:18:39,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:18:40,000 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:18:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:18:40,500 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:18:40,501 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:18:40,503 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:18:40,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:18:40,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:18:40,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:18:41,626 WARN L202 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 274 [2021-02-24 06:18:41,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:18:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:18:41,780 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:18:41,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:18:41,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-02-24 06:18:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:18:41,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:18:41,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:18:41,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-02-24 06:18:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:18:41,868 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:18:41,870 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:18:41,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 06:18:41,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1110363198] [2021-02-24 06:18:41,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:18:41,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-24 06:18:41,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040052504] [2021-02-24 06:18:42,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-24 06:18:42,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:18:42,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-24 06:18:42,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-24 06:18:42,020 INFO L87 Difference]: Start difference. First operand 2041 states. Second operand 5 states. [2021-02-24 06:18:44,492 WARN L202 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 276 [2021-02-24 06:19:02,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:19:02,039 INFO L93 Difference]: Finished difference Result 4003 states and 4521 transitions. [2021-02-24 06:19:02,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-24 06:19:02,042 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 264 [2021-02-24 06:19:02,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:19:02,075 INFO L225 Difference]: With dead ends: 4003 [2021-02-24 06:19:02,075 INFO L226 Difference]: Without dead ends: 2159 [2021-02-24 06:19:02,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-24 06:19:02,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states. [2021-02-24 06:19:02,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 2109. [2021-02-24 06:19:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2109 states. [2021-02-24 06:19:02,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 2109 states and 2345 transitions. [2021-02-24 06:19:02,917 INFO L78 Accepts]: Start accepts. Automaton has 2109 states and 2345 transitions. Word has length 264 [2021-02-24 06:19:02,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:19:02,919 INFO L480 AbstractCegarLoop]: Abstraction has 2109 states and 2345 transitions. [2021-02-24 06:19:02,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-24 06:19:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2345 transitions. [2021-02-24 06:19:02,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-02-24 06:19:02,929 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:19:02,929 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 06:19:02,930 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 06:19:02,930 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:19:02,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:19:02,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1003589311, now seen corresponding path program 1 times [2021-02-24 06:19:02,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:19:02,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1590112410] [2021-02-24 06:19:02,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:19:02,946 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:19:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:03,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:03,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:03,143 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:03,145 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,215 WARN L202 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 274 [2021-02-24 06:19:04,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:19:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:04,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-02-24 06:19:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:04,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-02-24 06:19:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:04,360 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,361 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-02-24 06:19:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:04,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,400 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,400 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:19:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:04,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,412 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:19:04,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-02-24 06:19:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:04,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-02-24 06:19:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:04,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:19:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:04,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:04,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:04,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 06:19:04,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1590112410] [2021-02-24 06:19:04,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:19:04,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-24 06:19:04,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426306304] [2021-02-24 06:19:04,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-24 06:19:04,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:19:04,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-24 06:19:04,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-02-24 06:19:04,683 INFO L87 Difference]: Start difference. First operand 2109 states and 2345 transitions. Second operand 7 states. [2021-02-24 06:19:22,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:19:22,150 INFO L93 Difference]: Finished difference Result 4110 states and 4614 transitions. [2021-02-24 06:19:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-24 06:19:22,151 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 337 [2021-02-24 06:19:22,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:19:22,176 INFO L225 Difference]: With dead ends: 4110 [2021-02-24 06:19:22,176 INFO L226 Difference]: Without dead ends: 2251 [2021-02-24 06:19:22,186 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-02-24 06:19:22,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2251 states. [2021-02-24 06:19:22,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2251 to 2113. [2021-02-24 06:19:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2113 states. [2021-02-24 06:19:22,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 2113 states and 2351 transitions. [2021-02-24 06:19:22,963 INFO L78 Accepts]: Start accepts. Automaton has 2113 states and 2351 transitions. Word has length 337 [2021-02-24 06:19:22,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:19:22,965 INFO L480 AbstractCegarLoop]: Abstraction has 2113 states and 2351 transitions. [2021-02-24 06:19:22,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-24 06:19:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2351 transitions. [2021-02-24 06:19:22,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-02-24 06:19:22,972 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:19:22,973 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 06:19:22,973 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 06:19:22,974 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:19:22,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:19:22,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1997772930, now seen corresponding path program 1 times [2021-02-24 06:19:22,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:19:22,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1108162608] [2021-02-24 06:19:22,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:19:23,007 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,008 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-02-24 06:19:23,050 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 06:19:23,071 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 06:19:23,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 06:19:23,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 06:19:23,079 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-24 06:19:23,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 06:19:23,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,108 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:23,109 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,109 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:23,109 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-24 06:19:23,118 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,121 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,124 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 06:19:23,125 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:23,126 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,127 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:23,127 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-24 06:19:23,130 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,131 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:23,131 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:19:23,132 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-02-24 06:19:23,132 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:3 [2021-02-24 06:19:23,136 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: cannot bring into simultaneous update form #memory_$Pointer$.base's outvar occurs in several conjuncts [(= (store |v_#memory_$Pointer$.base_253| |v_~#analog_options~0.base_12| (let ((.cse0 (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)))) (store (select |v_#memory_$Pointer$.base_253| |v_~#analog_options~0.base_12|) .cse0 (select (select |v_#memory_$Pointer$.base_252| |v_~#analog_options~0.base_12|) .cse0)))) |v_#memory_$Pointer$.base_252|), (= (+ v_analog_parse_options_~i~10_21 1) v_analog_parse_options_~i~10_20), (= (store |v_#memory_int_468| |v_~#analog_options~0.base_12| (store (select |v_#memory_int_468| |v_~#analog_options~0.base_12|) (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)) 255)) |v_#memory_int_467|), (= |v_#memory_$Pointer$.offset_252| (store |v_#memory_$Pointer$.offset_253| |v_~#analog_options~0.base_12| (let ((.cse0 (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)))) (store (select |v_#memory_$Pointer$.offset_253| |v_~#analog_options~0.base_12|) .cse0 (select (select |v_#memory_$Pointer$.offset_252| |v_~#analog_options~0.base_12|) .cse0))))), (<= v_analog_parse_options_~i~10_21 15)] at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.SimultaneousUpdate.(SimultaneousUpdate.java:107) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.werner.LoopAcceleratorLite.calculateSymbolicMemory(LoopAcceleratorLite.java:167) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.werner.LoopAcceleratorLite.summarizeLoop(LoopAcceleratorLite.java:105) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.AcceleratorWernerOverapprox.accelerateLoop(AcceleratorWernerOverapprox.java:52) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolationCore.accelerateNestedLoops(AcceleratedInterpolationCore.java:430) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolationCore.acceleratedInterpolationCoreIsCorrect(AcceleratedInterpolationCore.java:165) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:437) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateAllErrorsAtOnce(TraceAbstractionStarter.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-24 06:19:23,144 INFO L168 Benchmark]: Toolchain (without parser) took 49567.98 ms. Allocated memory was 162.5 MB in the beginning and 805.3 MB in the end (delta: 642.8 MB). Free memory was 113.6 MB in the beginning and 451.8 MB in the end (delta: -338.2 MB). Peak memory consumption was 305.6 MB. Max. memory is 8.0 GB. [2021-02-24 06:19:23,150 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 162.5 MB. Free memory is still 136.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 06:19:23,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1582.78 ms. Allocated memory was 162.5 MB in the beginning and 210.8 MB in the end (delta: 48.2 MB). Free memory was 112.2 MB in the beginning and 155.2 MB in the end (delta: -43.0 MB). Peak memory consumption was 53.3 MB. Max. memory is 8.0 GB. [2021-02-24 06:19:23,156 INFO L168 Benchmark]: Boogie Preprocessor took 239.30 ms. Allocated memory is still 210.8 MB. Free memory was 155.2 MB in the beginning and 143.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-02-24 06:19:23,156 INFO L168 Benchmark]: RCFGBuilder took 4297.21 ms. Allocated memory was 210.8 MB in the beginning and 260.0 MB in the end (delta: 49.3 MB). Free memory was 143.1 MB in the beginning and 126.2 MB in the end (delta: 16.9 MB). Peak memory consumption was 67.4 MB. Max. memory is 8.0 GB. [2021-02-24 06:19:23,157 INFO L168 Benchmark]: TraceAbstraction took 43428.01 ms. Allocated memory was 260.0 MB in the beginning and 805.3 MB in the end (delta: 545.3 MB). Free memory was 125.7 MB in the beginning and 451.8 MB in the end (delta: -326.1 MB). Peak memory consumption was 219.1 MB. Max. memory is 8.0 GB. [2021-02-24 06:19:23,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 162.5 MB. Free memory is still 136.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1582.78 ms. Allocated memory was 162.5 MB in the beginning and 210.8 MB in the end (delta: 48.2 MB). Free memory was 112.2 MB in the beginning and 155.2 MB in the end (delta: -43.0 MB). Peak memory consumption was 53.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 239.30 ms. Allocated memory is still 210.8 MB. Free memory was 155.2 MB in the beginning and 143.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 4297.21 ms. Allocated memory was 210.8 MB in the beginning and 260.0 MB in the end (delta: 49.3 MB). Free memory was 143.1 MB in the beginning and 126.2 MB in the end (delta: 16.9 MB). Peak memory consumption was 67.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 43428.01 ms. Allocated memory was 260.0 MB in the beginning and 805.3 MB in the end (delta: 545.3 MB). Free memory was 125.7 MB in the beginning and 451.8 MB in the end (delta: -326.1 MB). Peak memory consumption was 219.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: cannot bring into simultaneous update form #memory_$Pointer$.base's outvar occurs in several conjuncts [(= (store |v_#memory_$Pointer$.base_253| |v_~#analog_options~0.base_12| (let ((.cse0 (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)))) (store (select |v_#memory_$Pointer$.base_253| |v_~#analog_options~0.base_12|) .cse0 (select (select |v_#memory_$Pointer$.base_252| |v_~#analog_options~0.base_12|) .cse0)))) |v_#memory_$Pointer$.base_252|), (= (+ v_analog_parse_options_~i~10_21 1) v_analog_parse_options_~i~10_20), (= (store |v_#memory_int_468| |v_~#analog_options~0.base_12| (store (select |v_#memory_int_468| |v_~#analog_options~0.base_12|) (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)) 255)) |v_#memory_int_467|), (= |v_#memory_$Pointer$.offset_252| (store |v_#memory_$Pointer$.offset_253| |v_~#analog_options~0.base_12| (let ((.cse0 (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)))) (store (select |v_#memory_$Pointer$.offset_253| |v_~#analog_options~0.base_12|) .cse0 (select (select |v_#memory_$Pointer$.offset_252| |v_~#analog_options~0.base_12|) .cse0))))), (<= v_analog_parse_options_~i~10_21 15)] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: cannot bring into simultaneous update form #memory_$Pointer$.base's outvar occurs in several conjuncts [(= (store |v_#memory_$Pointer$.base_253| |v_~#analog_options~0.base_12| (let ((.cse0 (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)))) (store (select |v_#memory_$Pointer$.base_253| |v_~#analog_options~0.base_12|) .cse0 (select (select |v_#memory_$Pointer$.base_252| |v_~#analog_options~0.base_12|) .cse0)))) |v_#memory_$Pointer$.base_252|), (= (+ v_analog_parse_options_~i~10_21 1) v_analog_parse_options_~i~10_20), (= (store |v_#memory_int_468| |v_~#analog_options~0.base_12| (store (select |v_#memory_int_468| |v_~#analog_options~0.base_12|) (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)) 255)) |v_#memory_int_467|), (= |v_#memory_$Pointer$.offset_252| (store |v_#memory_$Pointer$.offset_253| |v_~#analog_options~0.base_12| (let ((.cse0 (+ |v_~#analog_options~0.offset_11| (* v_analog_parse_options_~i~10_21 4)))) (store (select |v_#memory_$Pointer$.offset_253| |v_~#analog_options~0.base_12|) .cse0 (select (select |v_#memory_$Pointer$.offset_252| |v_~#analog_options~0.base_12|) .cse0))))), (<= v_analog_parse_options_~i~10_21 15)]: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.SimultaneousUpdate.(SimultaneousUpdate.java:107) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...