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_aso.2.M4-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:51:49,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:51:49,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:51:49,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:51:49,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:51:49,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:51:49,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:51:49,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:51:49,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:51:49,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:51:49,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:51:49,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:51:49,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:51:49,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:51:49,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:51:49,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:51:49,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:51:49,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:51:49,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:51:49,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:51:49,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:51:49,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:51:49,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:51:49,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:51:49,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:51:49,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:51:49,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:51:49,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:51:49,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:51:49,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:51:49,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:51:49,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:51:49,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:51:49,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:51:49,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:51:49,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:51:49,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:51:49,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:51:49,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:51:49,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:51:49,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:51:49,106 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 04:51:49,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:51:49,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:51:49,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:51:49,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:51:49,132 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:51:49,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:51:49,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:51:49,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:51:49,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:51:49,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:51:49,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:51:49,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:51:49,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:51:49,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:51:49,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:51:49,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:51:49,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:51:49,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:51:49,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:51:49,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:51:49,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:51:49,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:51:49,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:51:49,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:51:49,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:51:49,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:51:49,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:51:49,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:51:49,138 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 04:51:49,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:51:49,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:51:49,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:51:49,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:51:49,449 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:51:49,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_aso.2.M4-1.c [2019-10-15 04:51:49,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e137d73/61eb622e34814f94bbb4c614ef9157e6/FLAGac3394795 [2019-10-15 04:51:50,255 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:51:50,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_aso.2.M4-1.c [2019-10-15 04:51:50,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e137d73/61eb622e34814f94bbb4c614ef9157e6/FLAGac3394795 [2019-10-15 04:51:50,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e137d73/61eb622e34814f94bbb4c614ef9157e6 [2019-10-15 04:51:50,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:51:50,435 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:51:50,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:51:50,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:51:50,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:51:50,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:51:50" (1/1) ... [2019-10-15 04:51:50,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@728f4fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:50, skipping insertion in model container [2019-10-15 04:51:50,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:51:50" (1/1) ... [2019-10-15 04:51:50,453 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:51:50,548 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:51:51,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:51:51,471 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:51:51,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:51:51,949 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:51:51,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51 WrapperNode [2019-10-15 04:51:51,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:51:51,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:51:51,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:51:51,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:51:51,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51" (1/1) ... [2019-10-15 04:51:51,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51" (1/1) ... [2019-10-15 04:51:52,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51" (1/1) ... [2019-10-15 04:51:52,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51" (1/1) ... [2019-10-15 04:51:52,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51" (1/1) ... [2019-10-15 04:51:52,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51" (1/1) ... [2019-10-15 04:51:52,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51" (1/1) ... [2019-10-15 04:51:52,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:51:52,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:51:52,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:51:52,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:51:52,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:51:51" (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 04:51:52,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:51:52,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:51:52,437 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-15 04:51:52,437 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-15 04:51:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-15 04:51:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-15 04:51:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-15 04:51:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-15 04:51:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-15 04:51:52,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-15 04:51:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-15 04:51:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-15 04:51:52,440 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-15 04:51:52,440 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2019-10-15 04:51:52,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-10-15 04:51:52,441 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2019-10-15 04:51:52,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-15 04:51:52,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-15 04:51:52,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-15 04:51:52,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-15 04:51:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-15 04:51:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-15 04:51:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-15 04:51:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-15 04:51:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-15 04:51:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-15 04:51:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i1 [2019-10-15 04:51:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-15 04:51:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-15 04:51:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-15 04:51:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:51:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-15 04:51:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-15 04:51:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2019-10-15 04:51:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2019-10-15 04:51:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-15 04:51:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-15 04:51:52,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2019-10-15 04:51:52,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2019-10-15 04:51:52,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-15 04:51:52,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-15 04:51:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-15 04:51:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-15 04:51:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-15 04:51:52,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:51:52,448 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-15 04:51:52,448 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i1 [2019-10-15 04:51:52,449 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-15 04:51:52,449 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-15 04:51:52,449 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-15 04:51:52,449 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-15 04:51:52,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-15 04:51:52,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 04:51:52,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-15 04:51:52,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:51:52,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 04:51:52,450 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-15 04:51:52,450 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-15 04:51:52,450 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-15 04:51:52,450 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-15 04:51:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-15 04:51:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:51:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:51:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:51:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:51:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 04:51:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-15 04:51:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-15 04:51:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-15 04:51:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-15 04:51:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2019-10-15 04:51:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2019-10-15 04:51:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2019-10-15 04:51:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2019-10-15 04:51:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-15 04:51:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-15 04:51:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-15 04:51:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-15 04:51:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-15 04:51:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-15 04:51:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-15 04:51:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-15 04:51:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-15 04:51:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-15 04:51:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-15 04:51:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-15 04:51:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2019-10-15 04:51:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-10-15 04:51:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2019-10-15 04:51:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-15 04:51:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-15 04:51:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-15 04:51:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-15 04:51:52,459 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-15 04:51:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-15 04:51:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-15 04:51:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-15 04:51:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-15 04:51:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:51:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:51:52,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 04:51:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:52:00,876 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:52:00,876 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 04:52:00,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:00 BoogieIcfgContainer [2019-10-15 04:52:00,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:52:00,880 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:52:00,880 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:52:00,881 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:52:00,882 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:00" (1/1) ... [2019-10-15 04:52:00,983 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:52:01,105 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 04:52:01,113 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 91 root evaluator evaluations with a maximum evaluation depth of 0. Performed 91 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 164 variables. [2019-10-15 04:52:01,113 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:52:01,117 INFO L168 Benchmark]: Toolchain (without parser) took 10680.48 ms. Allocated memory was 138.4 MB in the beginning and 318.8 MB in the end (delta: 180.4 MB). Free memory was 99.0 MB in the beginning and 156.4 MB in the end (delta: -57.4 MB). Peak memory consumption was 123.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:01,118 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:52:01,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1515.23 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 98.6 MB in the beginning and 93.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 75.8 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:01,121 INFO L168 Benchmark]: Boogie Preprocessor took 412.60 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 93.5 MB in the beginning and 166.5 MB in the end (delta: -73.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:01,122 INFO L168 Benchmark]: RCFGBuilder took 8514.48 ms. Allocated memory was 237.5 MB in the beginning and 318.8 MB in the end (delta: 81.3 MB). Free memory was 166.5 MB in the beginning and 166.6 MB in the end (delta: -131.1 kB). Peak memory consumption was 174.6 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:01,124 INFO L168 Benchmark]: Abstract Interpretation took 233.34 ms. Allocated memory is still 318.8 MB. Free memory was 166.6 MB in the beginning and 156.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:01,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1515.23 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 98.6 MB in the beginning and 93.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 75.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 412.60 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 93.5 MB in the beginning and 166.5 MB in the end (delta: -73.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8514.48 ms. Allocated memory was 237.5 MB in the beginning and 318.8 MB in the end (delta: 81.3 MB). Free memory was 166.5 MB in the beginning and 166.6 MB in the end (delta: -131.1 kB). Peak memory consumption was 174.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 233.34 ms. Allocated memory is still 318.8 MB. Free memory was 166.6 MB in the beginning and 156.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 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: 92]: 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...