/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/rekcba_nxt.1.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:10:05,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:10:05,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:10:05,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:10:05,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:10:05,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:10:05,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:10:05,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:10:05,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:10:05,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:10:05,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:10:05,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:10:05,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:10:05,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:10:05,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:10:05,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:10:05,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:10:05,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:10:05,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:10:05,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:10:05,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:10:05,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:10:05,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:10:05,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:10:05,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:10:05,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:10:05,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:10:05,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:10:05,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:10:05,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:10:05,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:10:05,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:10:05,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:10:05,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:10:05,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:10:05,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:10:05,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:10:05,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:10:05,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:10:05,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:10:05,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:10:05,224 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 07:10:05,238 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:10:05,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:10:05,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:10:05,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:10:05,239 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:10:05,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:10:05,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:10:05,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:10:05,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:10:05,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:10:05,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:10:05,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:10:05,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:10:05,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:10:05,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:10:05,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:10:05,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:10:05,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:10:05,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:10:05,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:10:05,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:10:05,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:10:05,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:10:05,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:10:05,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:10:05,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:10:05,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:10:05,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:10:05,244 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 07:10:05,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:10:05,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:10:05,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:10:05,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:10:05,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:10:05,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.1.M1-1.c [2019-11-07 07:10:05,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5185086bc/b7674a1b3be4431f9db3450ba950a2ff/FLAG3cf748b2f [2019-11-07 07:10:06,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:10:06,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.1.M1-1.c [2019-11-07 07:10:06,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5185086bc/b7674a1b3be4431f9db3450ba950a2ff/FLAG3cf748b2f [2019-11-07 07:10:06,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5185086bc/b7674a1b3be4431f9db3450ba950a2ff [2019-11-07 07:10:06,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:10:06,449 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:10:06,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:10:06,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:10:06,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:10:06,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:10:06" (1/1) ... [2019-11-07 07:10:06,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28dc1c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:06, skipping insertion in model container [2019-11-07 07:10:06,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:10:06" (1/1) ... [2019-11-07 07:10:06,464 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:10:06,527 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:10:07,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:10:07,172 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:10:07,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:10:07,463 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:10:07,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07 WrapperNode [2019-11-07 07:10:07,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:10:07,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:10:07,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:10:07,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:10:07,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07" (1/1) ... [2019-11-07 07:10:07,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07" (1/1) ... [2019-11-07 07:10:07,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07" (1/1) ... [2019-11-07 07:10:07,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07" (1/1) ... [2019-11-07 07:10:07,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07" (1/1) ... [2019-11-07 07:10:07,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07" (1/1) ... [2019-11-07 07:10:07,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07" (1/1) ... [2019-11-07 07:10:07,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:10:07,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:10:07,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:10:07,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:10:07,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:10:07" (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 07:10:07,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:10:07,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:10:07,831 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-11-07 07:10:07,832 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-11-07 07:10:07,832 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-11-07 07:10:07,833 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-11-07 07:10:07,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-11-07 07:10:07,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-11-07 07:10:07,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-11-07 07:10:07,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-11-07 07:10:07,835 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-11-07 07:10:07,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-11-07 07:10:07,836 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-11-07 07:10:07,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-11-07 07:10:07,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 07:10:07,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 07:10:07,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 07:10:07,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 07:10:07,840 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-11-07 07:10:07,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 07:10:07,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-11-07 07:10:07,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-11-07 07:10:07,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-11-07 07:10:07,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-11-07 07:10:07,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-11-07 07:10:07,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-11-07 07:10:07,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2019-11-07 07:10:07,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-11-07 07:10:07,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2019-11-07 07:10:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-11-07 07:10:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:10:07,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-11-07 07:10:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-11-07 07:10:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-11-07 07:10:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-11-07 07:10:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-11-07 07:10:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-11-07 07:10:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-11-07 07:10:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-11-07 07:10:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-11-07 07:10:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-11-07 07:10:07,847 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-11-07 07:10:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:10:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-11-07 07:10:07,847 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-11-07 07:10:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-11-07 07:10:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-11-07 07:10:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:10:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 07:10:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:10:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:10:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:10:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-11-07 07:10:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-11-07 07:10:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:10:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:10:07,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:10:07,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:10:07,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-07 07:10:07,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:10:07,851 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-11-07 07:10:07,852 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-11-07 07:10:07,852 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-11-07 07:10:07,852 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-11-07 07:10:07,852 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-11-07 07:10:07,852 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-11-07 07:10:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-11-07 07:10:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-11-07 07:10:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-11-07 07:10:07,853 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-11-07 07:10:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-11-07 07:10:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-11-07 07:10:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-11-07 07:10:07,854 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-11-07 07:10:07,855 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-11-07 07:10:07,855 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-11-07 07:10:07,855 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-11-07 07:10:07,855 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-11-07 07:10:07,856 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 07:10:07,856 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 07:10:07,856 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 07:10:07,857 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 07:10:07,857 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-11-07 07:10:07,858 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-11-07 07:10:07,858 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 07:10:07,858 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-11-07 07:10:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-11-07 07:10:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-11-07 07:10:07,860 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2019-11-07 07:10:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-11-07 07:10:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2019-11-07 07:10:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-11-07 07:10:07,861 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:10:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:10:07,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 07:10:07,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:10:12,807 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:10:12,808 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 07:10:12,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:10:12 BoogieIcfgContainer [2019-11-07 07:10:12,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:10:12,810 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:10:12,810 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:10:12,810 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:10:12,811 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:10:12" (1/1) ... [2019-11-07 07:10:12,859 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:10:12,966 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 07:10:12,976 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 77 root evaluator evaluations with a maximum evaluation depth of 0. Performed 77 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 148 variables. [2019-11-07 07:10:12,977 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:10:12,980 INFO L168 Benchmark]: Toolchain (without parser) took 6529.83 ms. Allocated memory was 135.3 MB in the beginning and 260.6 MB in the end (delta: 125.3 MB). Free memory was 97.0 MB in the beginning and 173.1 MB in the end (delta: -76.1 MB). Peak memory consumption was 49.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:10:12,981 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 135.3 MB. Free memory was 118.5 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:10:12,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1014.44 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 96.8 MB in the beginning and 126.1 MB in the end (delta: -29.3 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. [2019-11-07 07:10:12,986 INFO L168 Benchmark]: Boogie Preprocessor took 281.92 ms. Allocated memory is still 199.2 MB. Free memory was 126.1 MB in the beginning and 105.9 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:10:12,988 INFO L168 Benchmark]: RCFGBuilder took 5062.71 ms. Allocated memory was 199.2 MB in the beginning and 260.6 MB in the end (delta: 61.3 MB). Free memory was 105.9 MB in the beginning and 180.5 MB in the end (delta: -74.6 MB). Peak memory consumption was 98.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:10:12,990 INFO L168 Benchmark]: Abstract Interpretation took 166.77 ms. Allocated memory is still 260.6 MB. Free memory was 180.5 MB in the beginning and 173.1 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:10:13,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 135.3 MB. Free memory was 118.5 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1014.44 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 96.8 MB in the beginning and 126.1 MB in the end (delta: -29.3 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 281.92 ms. Allocated memory is still 199.2 MB. Free memory was 126.1 MB in the beginning and 105.9 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5062.71 ms. Allocated memory was 199.2 MB in the beginning and 260.6 MB in the end (delta: 61.3 MB). Free memory was 105.9 MB in the beginning and 180.5 MB in the end (delta: -74.6 MB). Peak memory consumption was 98.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 166.77 ms. Allocated memory is still 260.6 MB. Free memory was 180.5 MB in the beginning and 173.1 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 85]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...