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.1.M1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:54:03,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:54:03,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:54:03,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:54:03,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:54:03,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:54:03,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:54:03,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:54:03,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:54:03,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:54:03,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:54:03,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:54:03,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:54:03,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:54:03,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:54:03,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:54:03,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:54:03,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:54:03,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:54:03,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:54:03,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:54:03,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:54:03,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:54:03,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:54:03,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 12:54:03,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 12:54:03,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 12:54:03,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 12:54:03,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 12:54:03,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 12:54:03,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:54:03,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:54:03,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:54:03,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:54:03,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:54:03,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:54:03,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:54:03,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:54:03,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:54:03,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:54:03,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:54:03,219 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 12:54:03,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:54:03,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:54:03,234 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:54:03,235 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:54:03,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:54:03,235 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:54:03,236 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:54:03,236 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:54:03,236 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:54:03,236 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:54:03,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:54:03,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:54:03,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:54:03,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:54:03,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:54:03,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:54:03,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:54:03,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:54:03,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:54:03,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:54:03,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:54:03,239 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:54:03,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:54:03,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:54:03,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:54:03,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:54:03,240 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:54:03,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:54:03,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:54:03,241 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:54:03,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:54:03,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:54:03,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:54:03,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:54:03,284 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:54:03,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M1-2.c [2019-10-03 12:54:03,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bed75e545/09d38d4b21034eb48df66234c2971b7b/FLAG634bf23a1 [2019-10-03 12:54:03,999 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:54:04,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.1.M1-2.c [2019-10-03 12:54:04,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bed75e545/09d38d4b21034eb48df66234c2971b7b/FLAG634bf23a1 [2019-10-03 12:54:04,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bed75e545/09d38d4b21034eb48df66234c2971b7b [2019-10-03 12:54:04,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:54:04,278 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:54:04,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:54:04,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:54:04,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:54:04,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:04" (1/1) ... [2019-10-03 12:54:04,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49de9aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:04, skipping insertion in model container [2019-10-03 12:54:04,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:04" (1/1) ... [2019-10-03 12:54:04,295 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:54:04,358 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:54:05,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:54:05,108 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:54:05,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:54:05,412 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:54:05,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05 WrapperNode [2019-10-03 12:54:05,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:54:05,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:54:05,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:54:05,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:54:05,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05" (1/1) ... [2019-10-03 12:54:05,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05" (1/1) ... [2019-10-03 12:54:05,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05" (1/1) ... [2019-10-03 12:54:05,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05" (1/1) ... [2019-10-03 12:54:05,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05" (1/1) ... [2019-10-03 12:54:05,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05" (1/1) ... [2019-10-03 12:54:05,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05" (1/1) ... [2019-10-03 12:54:05,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:54:05,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:54:05,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:54:05,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:54:05,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:05" (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 12:54:05,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:54:05,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:54:05,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-03 12:54:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-03 12:54:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-03 12:54:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-03 12:54:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-03 12:54:05,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-03 12:54:05,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-03 12:54:05,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-03 12:54:05,772 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-03 12:54:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-03 12:54:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-03 12:54:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-03 12:54:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:54:05,775 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:54:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:54:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:54:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-03 12:54:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:54:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:54:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-03 12:54:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-03 12:54:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-03 12:54:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-03 12:54:05,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-03 12:54:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-03 12:54:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-03 12:54:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:54:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:54:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-03 12:54:05,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:54:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-03 12:54:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-03 12:54:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-03 12:54:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-03 12:54:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-03 12:54:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-03 12:54:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-03 12:54:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-03 12:54:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:54:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-03 12:54:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-03 12:54:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-03 12:54:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-03 12:54:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 12:54:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-03 12:54:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:54:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:54:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-03 12:54:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-03 12:54:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-03 12:54:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 12:54:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 12:54:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 12:54:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 12:54:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 12:54:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-03 12:54:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:54:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:54:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-03 12:54:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-03 12:54:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-03 12:54:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-03 12:54:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-03 12:54:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-03 12:54:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-03 12:54:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-03 12:54:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-03 12:54:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-03 12:54:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-03 12:54:05,789 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-03 12:54:05,789 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-03 12:54:05,790 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-03 12:54:05,790 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-03 12:54:05,790 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-03 12:54:05,790 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:54:05,790 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:54:05,791 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:54:05,791 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:54:05,791 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-03 12:54:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-03 12:54:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:54:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:54:05,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-03 12:54:05,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-03 12:54:05,794 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-03 12:54:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-03 12:54:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:54:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:54:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 12:54:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:54:13,341 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:54:13,341 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:54:13,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:54:13 BoogieIcfgContainer [2019-10-03 12:54:13,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:54:13,344 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:54:13,344 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:54:13,344 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:54:13,345 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:54:13" (1/1) ... [2019-10-03 12:54:13,405 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:54:13,500 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 12:54:13,505 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 71 root evaluator evaluations with a maximum evaluation depth of 0. Performed 71 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 136 variables. [2019-10-03 12:54:13,506 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:54:13,508 INFO L168 Benchmark]: Toolchain (without parser) took 9229.68 ms. Allocated memory was 134.2 MB in the beginning and 268.4 MB in the end (delta: 134.2 MB). Free memory was 85.6 MB in the beginning and 72.9 MB in the end (delta: 12.7 MB). Peak memory consumption was 146.9 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:13,510 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:54:13,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1134.90 ms. Allocated memory was 134.2 MB in the beginning and 202.9 MB in the end (delta: 68.7 MB). Free memory was 85.4 MB in the beginning and 118.8 MB in the end (delta: -33.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:13,512 INFO L168 Benchmark]: Boogie Preprocessor took 272.45 ms. Allocated memory is still 202.9 MB. Free memory was 118.8 MB in the beginning and 94.8 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:13,513 INFO L168 Benchmark]: RCFGBuilder took 7656.33 ms. Allocated memory was 202.9 MB in the beginning and 268.4 MB in the end (delta: 65.5 MB). Free memory was 94.8 MB in the beginning and 81.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 87.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:13,514 INFO L168 Benchmark]: Abstract Interpretation took 162.10 ms. Allocated memory is still 268.4 MB. Free memory was 81.3 MB in the beginning and 72.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:13,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1134.90 ms. Allocated memory was 134.2 MB in the beginning and 202.9 MB in the end (delta: 68.7 MB). Free memory was 85.4 MB in the beginning and 118.8 MB in the end (delta: -33.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 272.45 ms. Allocated memory is still 202.9 MB. Free memory was 118.8 MB in the beginning and 94.8 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7656.33 ms. Allocated memory was 202.9 MB in the beginning and 268.4 MB in the end (delta: 65.5 MB). Free memory was 94.8 MB in the beginning and 81.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 87.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 162.10 ms. Allocated memory is still 268.4 MB. Free memory was 81.3 MB in the beginning and 72.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 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: 81]: 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...