java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M4-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:32:02,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:32:02,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:32:02,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:32:02,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:32:02,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:32:02,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:32:02,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:32:02,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:32:02,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:32:02,696 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:32:02,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:32:02,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:32:02,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:32:02,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:32:02,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:32:02,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:32:02,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:32:02,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:32:02,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:32:02,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:32:02,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:32:02,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:32:02,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:32:02,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:32:02,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:32:02,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:32:02,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:32:02,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:32:02,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:32:02,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:32:02,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:32:02,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:32:02,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:32:02,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:32:02,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:32:02,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:32:02,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:32:02,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:32:02,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:32:02,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:32:02,724 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 [2019-08-08 13:32:02,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:32:02,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:32:02,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:32:02,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:32:02,740 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:32:02,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:32:02,741 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:32:02,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:32:02,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:32:02,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:32:02,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:32:02,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:32:02,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:32:02,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:32:02,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:32:02,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:32:02,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:32:02,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:32:02,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:32:02,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:32:02,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:32:02,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:32:02,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:32:02,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:32:02,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:32:02,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:32:02,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:32:02,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:32:02,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:32:02,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:32:02,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:32:02,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:32:02,790 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:32:02,790 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:32:02,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M4-1.c [2019-08-08 13:32:02,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6be18079d/4b91c89061ea46399ad99bc0f17385eb/FLAG5af63a0e2 [2019-08-08 13:32:03,508 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:32:03,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M4-1.c [2019-08-08 13:32:03,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6be18079d/4b91c89061ea46399ad99bc0f17385eb/FLAG5af63a0e2 [2019-08-08 13:32:03,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6be18079d/4b91c89061ea46399ad99bc0f17385eb [2019-08-08 13:32:03,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:32:03,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:32:03,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:32:03,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:32:03,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:32:03,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:32:03" (1/1) ... [2019-08-08 13:32:03,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2558e106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:03, skipping insertion in model container [2019-08-08 13:32:03,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:32:03" (1/1) ... [2019-08-08 13:32:03,751 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:32:03,823 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:32:04,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:32:04,539 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:32:04,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:32:04,809 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:32:04,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04 WrapperNode [2019-08-08 13:32:04,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:32:04,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:32:04,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:32:04,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:32:04,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04" (1/1) ... [2019-08-08 13:32:04,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04" (1/1) ... [2019-08-08 13:32:04,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04" (1/1) ... [2019-08-08 13:32:04,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04" (1/1) ... [2019-08-08 13:32:05,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04" (1/1) ... [2019-08-08 13:32:05,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04" (1/1) ... [2019-08-08 13:32:05,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04" (1/1) ... [2019-08-08 13:32:05,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:32:05,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:32:05,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:32:05,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:32:05,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:04" (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 [2019-08-08 13:32:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:32:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:32:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:32:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-08-08 13:32:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-08-08 13:32:05,274 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-08-08 13:32:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-08-08 13:32:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-08-08 13:32:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-08-08 13:32:05,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-08-08 13:32:05,276 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-08-08 13:32:05,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-08-08 13:32:05,277 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-08-08 13:32:05,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:32:05,277 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:32:05,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:32:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:32:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-08-08 13:32:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-08-08 13:32:05,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-08-08 13:32:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-08-08 13:32:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-08-08 13:32:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-08-08 13:32:05,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-08-08 13:32:05,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-08-08 13:32:05,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-08-08 13:32:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-08-08 13:32:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-08-08 13:32:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-08-08 13:32:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:32:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:32:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-08-08 13:32:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:32:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-08-08 13:32:05,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-08-08 13:32:05,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-08-08 13:32:05,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-08-08 13:32:05,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-08-08 13:32:05,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-08-08 13:32:05,284 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-08-08 13:32:05,284 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-08-08 13:32:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:32:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-08-08 13:32:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-08-08 13:32:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-08-08 13:32:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-08-08 13:32:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-08-08 13:32:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:32:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 13:32:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 13:32:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:32:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:32:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-08-08 13:32:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-08-08 13:32:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 13:32:05,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 13:32:05,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 13:32:05,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 13:32:05,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-08 13:32:05,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:32:05,290 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:32:05,290 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:32:05,290 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-08-08 13:32:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-08-08 13:32:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-08-08 13:32:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-08-08 13:32:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-08-08 13:32:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-08-08 13:32:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-08-08 13:32:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-08-08 13:32:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-08-08 13:32:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-08-08 13:32:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-08-08 13:32:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-08-08 13:32:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-08-08 13:32:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-08-08 13:32:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-08-08 13:32:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:32:05,295 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:32:05,295 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:32:05,295 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:32:05,296 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-08-08 13:32:05,296 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-08-08 13:32:05,296 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-08-08 13:32:05,296 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-08-08 13:32:05,296 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-08-08 13:32:05,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-08-08 13:32:05,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-08-08 13:32:05,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-08-08 13:32:05,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-08-08 13:32:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:32:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:32:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 13:32:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:32:16,424 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:32:16,425 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:32:16,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:32:16 BoogieIcfgContainer [2019-08-08 13:32:16,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:32:16,428 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:32:16,429 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:32:16,429 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:32:16,430 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:32:16" (1/1) ... [2019-08-08 13:32:16,444 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:32:16,446 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:32:16,468 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:32:16,478 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:32:16,479 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:32:16,582 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 257 [2019-08-08 13:32:25,171 INFO L185 IcfgInterpreter]: Interpreting procedure __startrek_hyperperiod with input of size 110 [2019-08-08 13:33:07,343 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 1 [2019-08-08 13:33:07,345 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:33:07,345 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:33:07,348 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 87933#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-08 13:33:07,349 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:33:07,355 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:33:07,358 INFO L168 Benchmark]: Toolchain (without parser) took 63622.60 ms. Allocated memory was 139.5 MB in the beginning and 2.5 GB in the end (delta: 2.4 GB). Free memory was 83.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2019-08-08 13:33:07,359 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 13:33:07,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1074.88 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 83.6 MB in the beginning and 119.5 MB in the end (delta: -35.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-08-08 13:33:07,361 INFO L168 Benchmark]: Boogie Preprocessor took 370.12 ms. Allocated memory is still 201.9 MB. Free memory was 119.5 MB in the beginning and 96.7 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-08-08 13:33:07,362 INFO L168 Benchmark]: RCFGBuilder took 11246.07 ms. Allocated memory was 201.9 MB in the beginning and 273.7 MB in the end (delta: 71.8 MB). Free memory was 96.7 MB in the beginning and 149.0 MB in the end (delta: -52.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. [2019-08-08 13:33:07,363 INFO L168 Benchmark]: Symbolic Interpretation took 50927.21 ms. Allocated memory was 273.7 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 149.0 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2019-08-08 13:33:07,369 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 85]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1074.88 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 83.6 MB in the beginning and 119.5 MB in the end (delta: -35.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 370.12 ms. Allocated memory is still 201.9 MB. Free memory was 119.5 MB in the beginning and 96.7 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11246.07 ms. Allocated memory was 201.9 MB in the beginning and 273.7 MB in the end (delta: 71.8 MB). Free memory was 96.7 MB in the beginning and 149.0 MB in the end (delta: -52.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 50927.21 ms. Allocated memory was 273.7 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 149.0 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...