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 --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:59:24,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:59:24,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:59:24,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:59:24,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:59:24,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:59:24,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:59:24,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:59:24,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:59:24,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:59:24,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:59:24,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:59:24,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:59:24,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:59:24,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:59:24,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:59:24,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:59:24,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:59:24,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:59:24,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:59:24,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:59:24,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:59:24,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:59:24,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:59:24,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:59:24,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:59:24,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:59:24,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:59:24,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:59:24,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:59:24,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:59:24,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:59:24,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:59:24,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:59:24,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:59:24,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:59:24,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:59:24,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:59:24,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:59:24,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:59:24,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:59:24,748 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 [2019-10-14 02:59:24,763 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:59:24,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:59:24,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:59:24,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:59:24,767 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:59:24,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:59:24,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:59:24,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:59:24,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:59:24,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:59:24,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:59:24,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:59:24,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:59:24,769 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:59:24,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:59:24,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:59:24,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:59:24,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:59:24,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:59:24,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:59:24,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:59:24,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:59:24,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:59:24,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:59:24,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:59:24,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:59:24,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:59:24,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:59:24,772 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:59:25,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:59:25,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:59:25,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:59:25,116 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:59:25,116 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:59:25,117 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-1.c [2019-10-14 02:59:25,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/348a383d1/25d9338f7b1f46f99c3d7fd649cf4ffb/FLAG61b3b7ea1 [2019-10-14 02:59:25,849 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:59:25,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M1-1.c [2019-10-14 02:59:25,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/348a383d1/25d9338f7b1f46f99c3d7fd649cf4ffb/FLAG61b3b7ea1 [2019-10-14 02:59:26,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/348a383d1/25d9338f7b1f46f99c3d7fd649cf4ffb [2019-10-14 02:59:26,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:59:26,048 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:59:26,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:59:26,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:59:26,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:59:26,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:59:26" (1/1) ... [2019-10-14 02:59:26,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f02f2e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:26, skipping insertion in model container [2019-10-14 02:59:26,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:59:26" (1/1) ... [2019-10-14 02:59:26,066 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:59:26,127 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:59:26,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:59:26,876 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:59:27,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:59:27,177 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:59:27,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27 WrapperNode [2019-10-14 02:59:27,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:59:27,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:59:27,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:59:27,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:59:27,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27" (1/1) ... [2019-10-14 02:59:27,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27" (1/1) ... [2019-10-14 02:59:27,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27" (1/1) ... [2019-10-14 02:59:27,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27" (1/1) ... [2019-10-14 02:59:27,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27" (1/1) ... [2019-10-14 02:59:27,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27" (1/1) ... [2019-10-14 02:59:27,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27" (1/1) ... [2019-10-14 02:59:27,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:59:27,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:59:27,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:59:27,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:59:27,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:59:27" (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 [2019-10-14 02:59:27,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:59:27,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:59:27,537 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-14 02:59:27,538 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-14 02:59:27,538 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-14 02:59:27,538 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-14 02:59:27,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-14 02:59:27,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-14 02:59:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-14 02:59:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-14 02:59:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-14 02:59:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-14 02:59:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-14 02:59:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-14 02:59:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-14 02:59:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-14 02:59:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-14 02:59:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-14 02:59:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-14 02:59:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-14 02:59:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-14 02:59:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-14 02:59:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-14 02:59:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-14 02:59:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-14 02:59:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-14 02:59:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2019-10-14 02:59:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-14 02:59:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-14 02:59:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2019-10-14 02:59:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-10-14 02:59:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:59:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-14 02:59:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-14 02:59:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-10-14 02:59:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-14 02:59:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-14 02:59:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-10-14 02:59:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-14 02:59:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-14 02:59:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-14 02:59:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-14 02:59:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-14 02:59:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-14 02:59:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-14 02:59:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:59:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-14 02:59:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-14 02:59:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-14 02:59:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-14 02:59:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-14 02:59:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-14 02:59:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-14 02:59:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:59:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 02:59:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-14 02:59:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-14 02:59:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-14 02:59:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-14 02:59:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-14 02:59:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:59:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:59:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:59:27,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:59:27,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-14 02:59:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-14 02:59:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-14 02:59:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-14 02:59:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-14 02:59:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-14 02:59:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-10-14 02:59:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-10-14 02:59:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-14 02:59:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-14 02:59:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-14 02:59:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-14 02:59:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-14 02:59:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-14 02:59:27,583 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-14 02:59:27,583 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-14 02:59:27,583 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-14 02:59:27,583 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-14 02:59:27,583 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-14 02:59:27,583 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-14 02:59:27,584 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-14 02:59:27,584 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-14 02:59:27,584 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-14 02:59:27,584 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-14 02:59:27,584 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-14 02:59:27,584 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-14 02:59:27,584 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-14 02:59:27,585 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-14 02:59:27,585 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-14 02:59:27,585 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-14 02:59:27,585 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-14 02:59:27,585 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2019-10-14 02:59:27,585 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-14 02:59:27,586 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-14 02:59:27,586 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2019-10-14 02:59:27,586 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-10-14 02:59:27,586 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:59:27,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:59:27,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:59:27,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 03:00:02,575 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 03:00:02,576 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 03:00:02,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:00:02 BoogieIcfgContainer [2019-10-14 03:00:02,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 03:00:02,578 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 03:00:02,578 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 03:00:02,579 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 03:00:02,580 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:00:02" (1/1) ... [2019-10-14 03:00:02,581 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 03:00:02,627 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 03:00:02,627 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 03:00:02,652 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 03:00:02,662 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 03:00:02,663 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 03:00:04,793 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 415