/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.3.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:11:45,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:11:45,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:11:45,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:11:45,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:11:45,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:11:45,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:11:45,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:11:45,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:11:45,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:11:45,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:11:45,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:11:45,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:11:45,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:11:45,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:11:45,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:11:45,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:11:45,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:11:45,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:11:45,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:11:45,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:11:45,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:11:45,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:11:45,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:11:45,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:11:45,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:11:45,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:11:45,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:11:45,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:11:45,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:11:45,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:11:45,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:11:45,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:11:45,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:11:45,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:11:45,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:11:45,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:11:45,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:11:45,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:11:45,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:11:45,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:11:45,778 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 07:11:45,811 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:11:45,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:11:45,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:11:45,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:11:45,813 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:11:45,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:11:45,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:11:45,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:11:45,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:11:45,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:11:45,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:11:45,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:11:45,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:11:45,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:11:45,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:11:45,820 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:11:45,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:11:45,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:11:45,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:11:45,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:11:45,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:11:45,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:11:45,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:11:45,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:11:45,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:11:45,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:11:45,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:11:45,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:11:45,822 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 07:11:46,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:11:46,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:11:46,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:11:46,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:11:46,115 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:11:46,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M1.c [2019-11-07 07:11:46,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11154842d/033a2e788d194cd0b955a46e6f2f4326/FLAGe65320b99 [2019-11-07 07:11:46,893 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:11:46,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M1.c [2019-11-07 07:11:46,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11154842d/033a2e788d194cd0b955a46e6f2f4326/FLAGe65320b99 [2019-11-07 07:11:47,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11154842d/033a2e788d194cd0b955a46e6f2f4326 [2019-11-07 07:11:47,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:11:47,044 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:11:47,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:11:47,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:11:47,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:11:47,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:11:47" (1/1) ... [2019-11-07 07:11:47,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517f654e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:47, skipping insertion in model container [2019-11-07 07:11:47,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:11:47" (1/1) ... [2019-11-07 07:11:47,058 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:11:47,118 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:11:47,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:11:47,903 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:11:48,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:11:48,307 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:11:48,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48 WrapperNode [2019-11-07 07:11:48,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:11:48,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:11:48,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:11:48,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:11:48,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48" (1/1) ... [2019-11-07 07:11:48,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48" (1/1) ... [2019-11-07 07:11:48,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48" (1/1) ... [2019-11-07 07:11:48,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48" (1/1) ... [2019-11-07 07:11:48,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48" (1/1) ... [2019-11-07 07:11:48,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48" (1/1) ... [2019-11-07 07:11:48,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48" (1/1) ... [2019-11-07 07:11:48,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:11:48,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:11:48,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:11:48,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:11:48,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:48" (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 07:11:48,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:11:48,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:11:48,814 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-11-07 07:11:48,814 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-11-07 07:11:48,815 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-11-07 07:11:48,815 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-11-07 07:11:48,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-11-07 07:11:48,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-11-07 07:11:48,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-11-07 07:11:48,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-11-07 07:11:48,816 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-11-07 07:11:48,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-11-07 07:11:48,817 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-11-07 07:11:48,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 07:11:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 07:11:48,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 07:11:48,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 07:11:48,819 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-11-07 07:11:48,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 07:11:48,820 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-11-07 07:11:48,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-11-07 07:11:48,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-11-07 07:11:48,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-11-07 07:11:48,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-11-07 07:11:48,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-11-07 07:11:48,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-11-07 07:11:48,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-11-07 07:11:48,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-11-07 07:11:48,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-11-07 07:11:48,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:11:48,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-11-07 07:11:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-11-07 07:11:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-11-07 07:11:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-11-07 07:11:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-11-07 07:11:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-11-07 07:11:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-11-07 07:11:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-11-07 07:11:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-11-07 07:11:48,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-11-07 07:11:48,824 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-11-07 07:11:48,824 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-11-07 07:11:48,824 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-11-07 07:11:48,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:11:48,824 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-11-07 07:11:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-11-07 07:11:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-11-07 07:11:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-11-07 07:11:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-11-07 07:11:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:11:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 07:11:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:11:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:11:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-11-07 07:11:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-11-07 07:11:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:11:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-11-07 07:11:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-11-07 07:11:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:11:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:11:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:11:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:11:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-07 07:11:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:11:48,828 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-11-07 07:11:48,828 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-11-07 07:11:48,828 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-11-07 07:11:48,828 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-11-07 07:11:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-11-07 07:11:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-11-07 07:11:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-11-07 07:11:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-11-07 07:11:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-11-07 07:11:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-11-07 07:11:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-11-07 07:11:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-11-07 07:11:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-11-07 07:11:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-11-07 07:11:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-11-07 07:11:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-11-07 07:11:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-11-07 07:11:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-11-07 07:11:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-11-07 07:11:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 07:11:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 07:11:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 07:11:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 07:11:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-11-07 07:11:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-11-07 07:11:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 07:11:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-11-07 07:11:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-11-07 07:11:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-11-07 07:11:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-11-07 07:11:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-11-07 07:11:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-11-07 07:11:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:11:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:11:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 07:11:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:11:56,960 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:11:56,960 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 07:11:56,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:11:56 BoogieIcfgContainer [2019-11-07 07:11:56,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:11:56,962 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:11:56,962 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:11:56,963 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:11:56,964 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:11:56" (1/1) ... [2019-11-07 07:11:57,015 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:11:57,097 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 07:11:57,104 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 82 root evaluator evaluations with a maximum evaluation depth of 0. Performed 82 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 152 variables. [2019-11-07 07:11:57,104 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:11:57,107 INFO L168 Benchmark]: Toolchain (without parser) took 10062.33 ms. Allocated memory was 145.8 MB in the beginning and 303.0 MB in the end (delta: 157.3 MB). Free memory was 98.6 MB in the beginning and 108.5 MB in the end (delta: -9.9 MB). Peak memory consumption was 147.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:57,108 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:11:57,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1264.05 ms. Allocated memory was 145.8 MB in the beginning and 204.5 MB in the end (delta: 58.7 MB). Free memory was 98.2 MB in the beginning and 110.8 MB in the end (delta: -12.6 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:57,110 INFO L168 Benchmark]: Boogie Preprocessor took 418.98 ms. Allocated memory was 204.5 MB in the beginning and 238.6 MB in the end (delta: 34.1 MB). Free memory was 110.8 MB in the beginning and 187.9 MB in the end (delta: -77.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:57,111 INFO L168 Benchmark]: RCFGBuilder took 8233.62 ms. Allocated memory was 238.6 MB in the beginning and 303.0 MB in the end (delta: 64.5 MB). Free memory was 187.9 MB in the beginning and 117.7 MB in the end (delta: 70.2 MB). Peak memory consumption was 134.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:57,113 INFO L168 Benchmark]: Abstract Interpretation took 141.60 ms. Allocated memory is still 303.0 MB. Free memory was 117.7 MB in the beginning and 108.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:57,117 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 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1264.05 ms. Allocated memory was 145.8 MB in the beginning and 204.5 MB in the end (delta: 58.7 MB). Free memory was 98.2 MB in the beginning and 110.8 MB in the end (delta: -12.6 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 418.98 ms. Allocated memory was 204.5 MB in the beginning and 238.6 MB in the end (delta: 34.1 MB). Free memory was 110.8 MB in the beginning and 187.9 MB in the end (delta: -77.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8233.62 ms. Allocated memory was 238.6 MB in the beginning and 303.0 MB in the end (delta: 64.5 MB). Free memory was 187.9 MB in the beginning and 117.7 MB in the end (delta: 70.2 MB). Peak memory consumption was 134.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 141.60 ms. Allocated memory is still 303.0 MB. Free memory was 117.7 MB in the beginning and 108.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 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: 87]: 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...