/usr/bin/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.2.M1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:11:40,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:11:40,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:11:40,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:11:40,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:11:40,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:11:40,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:11:40,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:11:40,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:11:40,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:11:40,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:11:40,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:11:40,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:11:40,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:11:40,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:11:40,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:11:40,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:11:40,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:11:40,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:11:40,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:11:40,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:11:40,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:11:40,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:11:40,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:11:40,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:11:40,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:11:40,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:11:40,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:11:40,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:11:40,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:11:40,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:11:40,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:11:40,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:11:40,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:11:40,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:11:40,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:11:40,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:11:40,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:11:40,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:11:40,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:11:40,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:11:40,840 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 [2019-11-07 07:11:40,855 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:11:40,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:11:40,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:11:40,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:11:40,857 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:11:40,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:11:40,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:11:40,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:11:40,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:11:40,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:11:40,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:11:40,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:11:40,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:11:40,858 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:11:40,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:11:40,859 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:11:40,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:11:40,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:11:40,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:11:40,860 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:11:40,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:11:40,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:11:40,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:11:40,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:11:40,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:11:40,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:11:40,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:11:40,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:11:40,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 07:11:41,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:11:41,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:11:41,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:11:41,163 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:11:41,163 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:11:41,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-2.c [2019-11-07 07:11:41,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d41f2b6/5d2d8eb0527a4e89b3ac0c2b6be0f978/FLAG2d58d335b [2019-11-07 07:11:41,922 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:11:41,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-2.c [2019-11-07 07:11:41,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d41f2b6/5d2d8eb0527a4e89b3ac0c2b6be0f978/FLAG2d58d335b [2019-11-07 07:11:42,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d41f2b6/5d2d8eb0527a4e89b3ac0c2b6be0f978 [2019-11-07 07:11:42,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:11:42,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:11:42,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:11:42,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:11:42,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:11:42,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:11:42" (1/1) ... [2019-11-07 07:11:42,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee0fa67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:42, skipping insertion in model container [2019-11-07 07:11:42,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:11:42" (1/1) ... [2019-11-07 07:11:42,104 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:11:42,176 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:11:42,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:11:42,948 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:11:43,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:11:43,366 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:11:43,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43 WrapperNode [2019-11-07 07:11:43,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:11:43,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:11:43,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:11:43,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:11:43,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43" (1/1) ... [2019-11-07 07:11:43,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43" (1/1) ... [2019-11-07 07:11:43,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43" (1/1) ... [2019-11-07 07:11:43,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43" (1/1) ... [2019-11-07 07:11:43,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43" (1/1) ... [2019-11-07 07:11:43,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43" (1/1) ... [2019-11-07 07:11:43,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43" (1/1) ... [2019-11-07 07:11:43,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:11:43,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:11:43,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:11:43,694 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:11:43,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:43" (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 [2019-11-07 07:11:43,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:11:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:11:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-11-07 07:11:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-11-07 07:11:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-11-07 07:11:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-11-07 07:11:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-11-07 07:11:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-11-07 07:11:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-11-07 07:11:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-11-07 07:11:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-11-07 07:11:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-11-07 07:11:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-11-07 07:11:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 07:11:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 07:11:43,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 07:11:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 07:11:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-11-07 07:11:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 07:11:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-11-07 07:11:43,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-11-07 07:11:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-11-07 07:11:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-11-07 07:11:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-11-07 07:11:43,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-11-07 07:11:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-11-07 07:11:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-11-07 07:11:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-11-07 07:11:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-11-07 07:11:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:11:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-11-07 07:11:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-11-07 07:11:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-11-07 07:11:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-11-07 07:11:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-11-07 07:11:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-11-07 07:11:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-11-07 07:11:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-11-07 07:11:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-11-07 07:11:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-11-07 07:11:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-11-07 07:11:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:11:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-11-07 07:11:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-11-07 07:11:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-11-07 07:11:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-11-07 07:11:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-11-07 07:11:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:11:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 07:11:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:11:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:11:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:11:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-11-07 07:11:43,776 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-11-07 07:11:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:11:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:11:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:11:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:11:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-07 07:11:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:11:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-11-07 07:11:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-11-07 07:11:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-11-07 07:11:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-11-07 07:11:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-11-07 07:11:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-11-07 07:11:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-11-07 07:11:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-11-07 07:11:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-11-07 07:11:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-11-07 07:11:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-11-07 07:11:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-11-07 07:11:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-11-07 07:11:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-11-07 07:11:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-11-07 07:11:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-11-07 07:11:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-11-07 07:11:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 07:11:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 07:11:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 07:11:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 07:11:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-11-07 07:11:43,781 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-11-07 07:11:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 07:11:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-11-07 07:11:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-11-07 07:11:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-11-07 07:11:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-11-07 07:11:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-11-07 07:11:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-11-07 07:11:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:11:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:11:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 07:11:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:11:50,686 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:11:50,687 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 07:11:50,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:11:50 BoogieIcfgContainer [2019-11-07 07:11:50,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:11:50,689 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:11:50,689 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:11:50,690 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:11:50,690 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:50,760 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:11:50,867 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 07:11:50,876 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 77 root evaluator evaluations with a maximum evaluation depth of 0. Performed 77 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 142 variables. [2019-11-07 07:11:50,877 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:11:50,880 INFO L168 Benchmark]: Toolchain (without parser) took 8791.00 ms. Allocated memory was 142.1 MB in the beginning and 263.2 MB in the end (delta: 121.1 MB). Free memory was 96.4 MB in the beginning and 75.4 MB in the end (delta: 21.1 MB). Peak memory consumption was 142.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:50,881 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 07:11:50,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1278.18 ms. Allocated memory was 142.1 MB in the beginning and 199.8 MB in the end (delta: 57.7 MB). Free memory was 96.2 MB in the beginning and 115.5 MB in the end (delta: -19.3 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:50,884 INFO L168 Benchmark]: Boogie Preprocessor took 325.25 ms. Allocated memory is still 199.8 MB. Free memory was 115.5 MB in the beginning and 93.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:50,886 INFO L168 Benchmark]: RCFGBuilder took 6995.52 ms. Allocated memory was 199.8 MB in the beginning and 263.2 MB in the end (delta: 63.4 MB). Free memory was 93.2 MB in the beginning and 82.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:50,887 INFO L168 Benchmark]: Abstract Interpretation took 187.42 ms. Allocated memory is still 263.2 MB. Free memory was 82.6 MB in the beginning and 75.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:50,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1278.18 ms. Allocated memory was 142.1 MB in the beginning and 199.8 MB in the end (delta: 57.7 MB). Free memory was 96.2 MB in the beginning and 115.5 MB in the end (delta: -19.3 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 325.25 ms. Allocated memory is still 199.8 MB. Free memory was 115.5 MB in the beginning and 93.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6995.52 ms. Allocated memory was 199.8 MB in the beginning and 263.2 MB in the end (delta: 63.4 MB). Free memory was 93.2 MB in the beginning and 82.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 187.42 ms. Allocated memory is still 263.2 MB. Free memory was 82.6 MB in the beginning and 75.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 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: 85]: 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...