java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M4-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:52:11,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:52:11,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:52:11,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:52:11,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:52:11,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:52:11,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:52:11,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:52:11,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:52:11,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:52:11,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:52:11,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:52:11,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:52:11,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:52:11,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:52:11,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:52:11,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:52:11,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:52:11,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:52:11,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:52:11,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:52:11,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:52:11,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:52:11,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:52:11,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:52:11,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:52:11,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:52:11,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:52:11,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:52:11,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:52:11,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:52:11,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:52:12,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:52:12,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:52:12,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:52:12,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:52:12,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:52:12,006 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:52:12,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:52:12,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:52:12,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:52:12,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 04:52:12,035 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:52:12,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:52:12,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:52:12,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:52:12,038 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:52:12,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:52:12,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:52:12,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:52:12,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:52:12,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:52:12,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:52:12,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:52:12,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:52:12,041 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:52:12,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:52:12,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:52:12,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:52:12,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:52:12,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:52:12,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:52:12,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:52:12,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:52:12,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:52:12,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:52:12,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:52:12,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:52:12,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:52:12,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:52:12,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 04:52:12,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:52:12,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:52:12,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:52:12,388 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:52:12,389 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:52:12,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M4-2.c [2019-10-15 04:52:12,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165f75bdf/4ed226db119e4243abf6f287a78cca48/FLAG2505d7080 [2019-10-15 04:52:13,098 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:52:13,099 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M4-2.c [2019-10-15 04:52:13,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165f75bdf/4ed226db119e4243abf6f287a78cca48/FLAG2505d7080 [2019-10-15 04:52:13,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165f75bdf/4ed226db119e4243abf6f287a78cca48 [2019-10-15 04:52:13,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:52:13,296 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:52:13,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:52:13,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:52:13,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:52:13,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:52:13" (1/1) ... [2019-10-15 04:52:13,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e8ed57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:13, skipping insertion in model container [2019-10-15 04:52:13,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:52:13" (1/1) ... [2019-10-15 04:52:13,312 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:52:13,368 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:52:14,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:52:14,130 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:52:14,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:52:14,440 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:52:14,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14 WrapperNode [2019-10-15 04:52:14,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:52:14,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:52:14,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:52:14,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:52:14,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14" (1/1) ... [2019-10-15 04:52:14,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14" (1/1) ... [2019-10-15 04:52:14,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14" (1/1) ... [2019-10-15 04:52:14,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14" (1/1) ... [2019-10-15 04:52:14,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14" (1/1) ... [2019-10-15 04:52:14,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14" (1/1) ... [2019-10-15 04:52:14,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14" (1/1) ... [2019-10-15 04:52:14,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:52:14,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:52:14,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:52:14,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:52:14,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:14" (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 [2019-10-15 04:52:14,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-15 04:52:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-15 04:52:14,845 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-15 04:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-15 04:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-15 04:52:14,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-15 04:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-15 04:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-15 04:52:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-15 04:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-15 04:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-15 04:52:14,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-15 04:52:14,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-15 04:52:14,850 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-15 04:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-15 04:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-15 04:52:14,852 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-15 04:52:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-15 04:52:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-15 04:52:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-15 04:52:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-15 04:52:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-15 04:52:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-15 04:52:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-15 04:52:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-15 04:52:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-15 04:52:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:52:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-15 04:52:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-15 04:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-15 04:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-15 04:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-15 04:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-15 04:52:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-15 04:52:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-15 04:52:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-15 04:52:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-15 04:52:14,857 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-15 04:52:14,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:52:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-15 04:52:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-15 04:52:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-15 04:52:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-15 04:52:14,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 04:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-15 04:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 04:52:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-15 04:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-15 04:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-15 04:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:52:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 04:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-15 04:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-15 04:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-15 04:52:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-15 04:52:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-15 04:52:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-15 04:52:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-15 04:52:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-15 04:52:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-15 04:52:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-15 04:52:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-15 04:52:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-15 04:52:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-15 04:52:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-15 04:52:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-15 04:52:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-15 04:52:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-15 04:52:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-15 04:52:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-15 04:52:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-15 04:52:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-15 04:52:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-15 04:52:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-15 04:52:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-15 04:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-15 04:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-15 04:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-15 04:52:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-15 04:52:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-15 04:52:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-15 04:52:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-15 04:52:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:52:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:52:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 04:52:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:52:22,201 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:52:22,201 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 04:52:22,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:22 BoogieIcfgContainer [2019-10-15 04:52:22,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:52:22,204 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:52:22,204 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:52:22,205 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:52:22,249 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:22" (1/1) ... [2019-10-15 04:52:22,335 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:52:22,463 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 04:52:22,474 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 71 root evaluator evaluations with a maximum evaluation depth of 0. Performed 71 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 136 variables. [2019-10-15 04:52:22,474 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:52:22,478 INFO L168 Benchmark]: Toolchain (without parser) took 9180.39 ms. Allocated memory was 143.7 MB in the beginning and 299.4 MB in the end (delta: 155.7 MB). Free memory was 97.3 MB in the beginning and 242.0 MB in the end (delta: -144.7 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:22,479 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 143.7 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:52:22,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1144.58 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 97.1 MB in the beginning and 119.6 MB in the end (delta: -22.5 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:22,482 INFO L168 Benchmark]: Boogie Preprocessor took 317.16 ms. Allocated memory is still 201.9 MB. Free memory was 119.6 MB in the beginning and 97.3 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:22,484 INFO L168 Benchmark]: RCFGBuilder took 7443.88 ms. Allocated memory was 201.9 MB in the beginning and 258.5 MB in the end (delta: 56.6 MB). Free memory was 96.6 MB in the beginning and 75.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:22,486 INFO L168 Benchmark]: Abstract Interpretation took 270.42 ms. Allocated memory was 258.5 MB in the beginning and 299.4 MB in the end (delta: 40.9 MB). Free memory was 75.8 MB in the beginning and 242.0 MB in the end (delta: -166.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:22,499 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 143.7 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1144.58 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 97.1 MB in the beginning and 119.6 MB in the end (delta: -22.5 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 317.16 ms. Allocated memory is still 201.9 MB. Free memory was 119.6 MB in the beginning and 97.3 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7443.88 ms. Allocated memory was 201.9 MB in the beginning and 258.5 MB in the end (delta: 56.6 MB). Free memory was 96.6 MB in the beginning and 75.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 270.42 ms. Allocated memory was 258.5 MB in the beginning and 299.4 MB in the end (delta: 40.9 MB). Free memory was 75.8 MB in the beginning and 242.0 MB in the end (delta: -166.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 81]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...