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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M4-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:54:22,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:54:22,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:54:22,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:54:22,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:54:22,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:54:22,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:54:22,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:54:22,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:54:22,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:54:22,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:54:22,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:54:22,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:54:22,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:54:22,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:54:22,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:54:22,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:54:22,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:54:22,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:54:22,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:54:22,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:54:22,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:54:22,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:54:22,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:54:22,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 12:54:22,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 12:54:22,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 12:54:22,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 12:54:22,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 12:54:22,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 12:54:22,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:54:22,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:54:22,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:54:22,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:54:22,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:54:22,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:54:22,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:54:22,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:54:22,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:54:22,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:54:22,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:54:22,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 12:54:22,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:54:22,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:54:22,747 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:54:22,748 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:54:22,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:54:22,748 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:54:22,749 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:54:22,749 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:54:22,749 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:54:22,749 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:54:22,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:54:22,750 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:54:22,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:54:22,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:54:22,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:54:22,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:54:22,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:54:22,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:54:22,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:54:22,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:54:22,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:54:22,752 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:54:22,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:54:22,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:54:22,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:54:22,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:54:22,753 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:54:22,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:54:22,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:54:22,754 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:54:22,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:54:22,796 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:54:22,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:54:22,801 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:54:22,801 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:54:22,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M4-2.c [2019-10-03 12:54:22,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/951e42962/d0940965d52547ce8202233180dd77fe/FLAG51f5a7e06 [2019-10-03 12:54:23,557 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:54:23,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M4-2.c [2019-10-03 12:54:23,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/951e42962/d0940965d52547ce8202233180dd77fe/FLAG51f5a7e06 [2019-10-03 12:54:23,766 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/951e42962/d0940965d52547ce8202233180dd77fe [2019-10-03 12:54:23,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:54:23,776 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:54:23,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:54:23,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:54:23,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:54:23,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:23" (1/1) ... [2019-10-03 12:54:23,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11039f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:23, skipping insertion in model container [2019-10-03 12:54:23,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:23" (1/1) ... [2019-10-03 12:54:23,795 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:54:23,882 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:54:24,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:54:24,651 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:54:24,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:54:24,945 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:54:24,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24 WrapperNode [2019-10-03 12:54:24,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:54:24,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:54:24,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:54:24,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:54:24,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:24,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:25,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:25,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:25,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:25,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:25,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:25,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:54:25,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:54:25,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:54:25,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:54:25,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24" (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 [2019-10-03 12:54:25,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:54:25,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:54:25,398 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-03 12:54:25,398 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-03 12:54:25,398 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-03 12:54:25,398 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-03 12:54:25,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-03 12:54:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-03 12:54:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-03 12:54:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-03 12:54:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-03 12:54:25,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-03 12:54:25,400 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-03 12:54:25,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:54:25,401 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:54:25,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:54:25,402 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:54:25,402 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-03 12:54:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:54:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:54:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-03 12:54:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-03 12:54:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-03 12:54:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-03 12:54:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-03 12:54:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-03 12:54:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-03 12:54:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-03 12:54:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-03 12:54:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:54:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:54:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-03 12:54:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-10-03 12:54:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:54:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-03 12:54:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-10-03 12:54:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-03 12:54:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-03 12:54:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-03 12:54:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-03 12:54:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-03 12:54:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-03 12:54:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-03 12:54:25,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:54:25,408 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-03 12:54:25,408 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-03 12:54:25,408 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-03 12:54:25,408 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-03 12:54:25,408 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-03 12:54:25,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 12:54:25,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-03 12:54:25,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:54:25,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:54:25,409 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-03 12:54:25,409 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-03 12:54:25,409 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-03 12:54:25,409 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-03 12:54:25,409 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-03 12:54:25,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 12:54:25,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 12:54:25,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 12:54:25,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 12:54:25,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 12:54:25,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-03 12:54:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:54:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:54:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-03 12:54:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-03 12:54:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-10-03 12:54:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-10-03 12:54:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-03 12:54:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-03 12:54:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-03 12:54:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-03 12:54:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-03 12:54:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-03 12:54:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-03 12:54:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-03 12:54:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-03 12:54:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-03 12:54:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-03 12:54:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-03 12:54:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-03 12:54:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:54:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:54:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:54:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:54:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-03 12:54:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-03 12:54:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:54:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:54:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-03 12:54:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-03 12:54:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-03 12:54:25,417 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-03 12:54:25,418 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-03 12:54:25,418 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:54:25,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:54:25,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 12:54:25,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:54:32,972 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:54:32,972 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:54:32,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:54:32 BoogieIcfgContainer [2019-10-03 12:54:32,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:54:32,975 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:54:32,975 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:54:32,975 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:54:32,976 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:54:32" (1/1) ... [2019-10-03 12:54:33,042 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:54:33,134 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 12:54:33,139 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. [2019-10-03 12:54:33,139 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:54:33,142 INFO L168 Benchmark]: Toolchain (without parser) took 9364.77 ms. Allocated memory was 141.0 MB in the beginning and 330.3 MB in the end (delta: 189.3 MB). Free memory was 83.6 MB in the beginning and 162.2 MB in the end (delta: -78.6 MB). Peak memory consumption was 110.7 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,144 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1169.21 ms. Allocated memory was 141.0 MB in the beginning and 201.9 MB in the end (delta: 60.8 MB). Free memory was 83.4 MB in the beginning and 105.6 MB in the end (delta: -22.2 MB). Peak memory consumption was 45.9 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,147 INFO L168 Benchmark]: Boogie Preprocessor took 383.49 ms. Allocated memory was 201.9 MB in the beginning and 229.1 MB in the end (delta: 27.3 MB). Free memory was 105.6 MB in the beginning and 179.8 MB in the end (delta: -74.2 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,149 INFO L168 Benchmark]: RCFGBuilder took 7643.21 ms. Allocated memory was 229.1 MB in the beginning and 330.3 MB in the end (delta: 101.2 MB). Free memory was 179.8 MB in the beginning and 169.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 158.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,150 INFO L168 Benchmark]: Abstract Interpretation took 164.62 ms. Allocated memory is still 330.3 MB. Free memory was 169.5 MB in the beginning and 162.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,160 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1169.21 ms. Allocated memory was 141.0 MB in the beginning and 201.9 MB in the end (delta: 60.8 MB). Free memory was 83.4 MB in the beginning and 105.6 MB in the end (delta: -22.2 MB). Peak memory consumption was 45.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 383.49 ms. Allocated memory was 201.9 MB in the beginning and 229.1 MB in the end (delta: 27.3 MB). Free memory was 105.6 MB in the beginning and 179.8 MB in the end (delta: -74.2 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7643.21 ms. Allocated memory was 229.1 MB in the beginning and 330.3 MB in the end (delta: 101.2 MB). Free memory was 179.8 MB in the beginning and 169.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 158.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 164.62 ms. Allocated memory is still 330.3 MB. Free memory was 169.5 MB in the beginning and 162.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 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: 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...