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.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:54:15,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:54:15,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:54:15,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:54:15,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:54:15,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:54:15,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:54:15,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:54:15,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:54:15,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:54:15,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:54:15,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:54:15,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:54:16,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:54:16,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:54:16,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:54:16,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:54:16,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:54:16,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:54:16,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:54:16,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:54:16,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:54:16,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:54:16,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:54:16,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 12:54:16,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 12:54:16,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 12:54:16,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 12:54:16,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 12:54:16,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 12:54:16,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:54:16,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:54:16,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:54:16,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:54:16,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:54:16,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:54:16,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:54:16,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:54:16,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:54:16,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:54:16,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:54:16,026 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 12:54:16,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:54:16,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:54:16,042 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:54:16,042 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:54:16,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:54:16,043 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:54:16,043 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:54:16,043 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:54:16,044 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:54:16,044 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:54:16,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:54:16,045 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:54:16,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:54:16,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:54:16,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:54:16,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:54:16,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:54:16,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:54:16,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:54:16,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:54:16,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:54:16,047 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:54:16,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:54:16,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:54:16,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:54:16,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:54:16,048 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:54:16,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:54:16,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:54:16,048 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:54:16,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:54:16,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:54:16,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:54:16,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:54:16,094 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:54:16,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-1.c [2019-10-03 12:54:16,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932d777f2/de0d19ca9d1b4a878f7dda676c6b7ae1/FLAGba5a87a3c [2019-10-03 12:54:16,807 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:54:16,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-1.c [2019-10-03 12:54:16,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932d777f2/de0d19ca9d1b4a878f7dda676c6b7ae1/FLAGba5a87a3c [2019-10-03 12:54:16,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932d777f2/de0d19ca9d1b4a878f7dda676c6b7ae1 [2019-10-03 12:54:17,001 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:54:17,002 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:54:17,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:54:17,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:54:17,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:54:17,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:16" (1/1) ... [2019-10-03 12:54:17,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d32cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:17, skipping insertion in model container [2019-10-03 12:54:17,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:16" (1/1) ... [2019-10-03 12:54:17,018 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:54:17,094 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:54:17,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:54:17,876 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:54:18,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:54:18,188 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:54:18,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18 WrapperNode [2019-10-03 12:54:18,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:54:18,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:54:18,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:54:18,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:54:18,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18" (1/1) ... [2019-10-03 12:54:18,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18" (1/1) ... [2019-10-03 12:54:18,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18" (1/1) ... [2019-10-03 12:54:18,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18" (1/1) ... [2019-10-03 12:54:18,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18" (1/1) ... [2019-10-03 12:54:18,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18" (1/1) ... [2019-10-03 12:54:18,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18" (1/1) ... [2019-10-03 12:54:18,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:54:18,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:54:18,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:54:18,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:54:18,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:18" (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 12:54:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:54:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:54:18,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-03 12:54:18,694 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-03 12:54:18,694 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-03 12:54:18,694 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-03 12:54:18,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-03 12:54:18,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-03 12:54:18,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-03 12:54:18,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-03 12:54:18,696 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-03 12:54:18,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-03 12:54:18,696 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-03 12:54:18,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:54:18,697 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:54:18,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:54:18,699 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:54:18,699 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-03 12:54:18,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:54:18,699 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:54:18,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-03 12:54:18,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-03 12:54:18,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-03 12:54:18,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-03 12:54:18,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-03 12:54:18,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-03 12:54:18,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-03 12:54:18,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-03 12:54:18,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-03 12:54:18,702 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:54:18,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:54:18,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-03 12:54:18,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-10-03 12:54:18,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:54:18,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-03 12:54:18,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-10-03 12:54:18,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-03 12:54:18,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-03 12:54:18,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-03 12:54:18,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-03 12:54:18,703 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-03 12:54:18,703 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-03 12:54:18,704 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-03 12:54:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:54:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-03 12:54:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-03 12:54:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-03 12:54:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-03 12:54:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-03 12:54:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 12:54:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-03 12:54:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:54:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:54:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-03 12:54:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-03 12:54:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-03 12:54:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-03 12:54:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-03 12:54:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 12:54:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 12:54:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 12:54:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 12:54:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 12:54:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-03 12:54:18,708 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:54:18,708 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:54:18,708 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-03 12:54:18,708 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-03 12:54:18,708 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-10-03 12:54:18,709 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-10-03 12:54:18,709 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-03 12:54:18,709 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-03 12:54:18,709 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-03 12:54:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-03 12:54:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-03 12:54:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-03 12:54:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-03 12:54:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-03 12:54:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-03 12:54:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-03 12:54:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-03 12:54:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-03 12:54:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-03 12:54:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:54:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:54:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:54:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:54:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-03 12:54:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-03 12:54:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:54:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:54:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-03 12:54:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-03 12:54:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-03 12:54:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-03 12:54:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-03 12:54:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:54:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:54:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 12:54:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:54:27,225 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:54:27,226 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:54:27,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:54:27 BoogieIcfgContainer [2019-10-03 12:54:27,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:54:27,228 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:54:27,228 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:54:27,229 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:54:27,230 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:54:27" (1/1) ... [2019-10-03 12:54:27,293 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:54:27,402 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 12:54:27,407 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 12:54:27,408 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:54:27,411 INFO L168 Benchmark]: Toolchain (without parser) took 10407.13 ms. Allocated memory was 141.6 MB in the beginning and 330.8 MB in the end (delta: 189.3 MB). Free memory was 85.6 MB in the beginning and 160.0 MB in the end (delta: -74.4 MB). Peak memory consumption was 114.8 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:27,412 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-03 12:54:27,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1185.93 ms. Allocated memory was 141.6 MB in the beginning and 203.9 MB in the end (delta: 62.4 MB). Free memory was 85.2 MB in the beginning and 108.5 MB in the end (delta: -23.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:27,415 INFO L168 Benchmark]: Boogie Preprocessor took 418.05 ms. Allocated memory was 203.9 MB in the beginning and 231.2 MB in the end (delta: 27.3 MB). Free memory was 108.5 MB in the beginning and 181.6 MB in the end (delta: -73.1 MB). Peak memory consumption was 46.8 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:27,417 INFO L168 Benchmark]: RCFGBuilder took 8619.51 ms. Allocated memory was 231.2 MB in the beginning and 330.8 MB in the end (delta: 99.6 MB). Free memory was 181.6 MB in the beginning and 171.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 156.9 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:27,419 INFO L168 Benchmark]: Abstract Interpretation took 179.66 ms. Allocated memory is still 330.8 MB. Free memory was 171.1 MB in the beginning and 160.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:27,431 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1185.93 ms. Allocated memory was 141.6 MB in the beginning and 203.9 MB in the end (delta: 62.4 MB). Free memory was 85.2 MB in the beginning and 108.5 MB in the end (delta: -23.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 418.05 ms. Allocated memory was 203.9 MB in the beginning and 231.2 MB in the end (delta: 27.3 MB). Free memory was 108.5 MB in the beginning and 181.6 MB in the end (delta: -73.1 MB). Peak memory consumption was 46.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8619.51 ms. Allocated memory was 231.2 MB in the beginning and 330.8 MB in the end (delta: 99.6 MB). Free memory was 181.6 MB in the beginning and 171.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 156.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 179.66 ms. Allocated memory is still 330.8 MB. Free memory was 171.1 MB in the beginning and 160.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 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...