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/rekh_aso.1.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 13:45:28,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 13:45:28,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 13:45:28,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 13:45:28,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 13:45:28,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 13:45:28,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 13:45:28,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 13:45:28,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 13:45:28,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 13:45:28,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 13:45:28,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 13:45:28,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 13:45:28,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 13:45:28,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 13:45:28,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 13:45:28,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 13:45:28,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 13:45:28,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 13:45:28,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 13:45:28,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 13:45:28,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 13:45:28,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 13:45:28,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 13:45:28,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 13:45:28,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 13:45:28,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 13:45:28,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 13:45:28,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 13:45:28,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 13:45:28,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 13:45:28,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 13:45:28,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 13:45:28,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 13:45:28,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 13:45:28,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 13:45:28,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 13:45:28,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 13:45:28,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 13:45:28,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 13:45:28,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 13:45:28,417 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 [2019-10-04 13:45:28,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 13:45:28,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 13:45:28,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 13:45:28,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 13:45:28,439 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 13:45:28,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 13:45:28,440 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 13:45:28,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 13:45:28,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 13:45:28,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 13:45:28,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 13:45:28,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 13:45:28,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 13:45:28,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 13:45:28,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 13:45:28,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 13:45:28,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 13:45:28,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 13:45:28,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 13:45:28,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 13:45:28,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 13:45:28,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 13:45:28,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 13:45:28,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 13:45:28,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 13:45:28,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 13:45:28,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 13:45:28,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 13:45:28,446 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 [2019-10-04 13:45:28,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 13:45:28,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 13:45:28,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 13:45:28,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 13:45:28,523 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 13:45:28,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_aso.1.M1-1.c [2019-10-04 13:45:28,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a998cdc7e/111a06db128847df9a95165f00754c1c/FLAG429a72315 [2019-10-04 13:45:29,283 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 13:45:29,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_aso.1.M1-1.c [2019-10-04 13:45:29,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a998cdc7e/111a06db128847df9a95165f00754c1c/FLAG429a72315 [2019-10-04 13:45:29,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a998cdc7e/111a06db128847df9a95165f00754c1c [2019-10-04 13:45:29,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 13:45:29,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 13:45:29,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 13:45:29,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 13:45:29,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 13:45:29,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:45:29" (1/1) ... [2019-10-04 13:45:29,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337b8df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:29, skipping insertion in model container [2019-10-04 13:45:29,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:45:29" (1/1) ... [2019-10-04 13:45:29,505 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 13:45:29,604 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 13:45:30,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:45:30,464 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 13:45:30,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:45:30,963 INFO L192 MainTranslator]: Completed translation [2019-10-04 13:45:30,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30 WrapperNode [2019-10-04 13:45:30,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 13:45:30,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 13:45:30,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 13:45:30,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 13:45:30,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30" (1/1) ... [2019-10-04 13:45:30,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30" (1/1) ... [2019-10-04 13:45:31,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30" (1/1) ... [2019-10-04 13:45:31,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30" (1/1) ... [2019-10-04 13:45:31,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30" (1/1) ... [2019-10-04 13:45:31,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30" (1/1) ... [2019-10-04 13:45:31,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30" (1/1) ... [2019-10-04 13:45:31,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 13:45:31,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 13:45:31,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 13:45:31,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 13:45:31,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:45:30" (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 [2019-10-04 13:45:31,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 13:45:31,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 13:45:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-04 13:45:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-04 13:45:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-04 13:45:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-04 13:45:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-04 13:45:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-04 13:45:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-04 13:45:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-04 13:45:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-04 13:45:31,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-04 13:45:31,519 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-04 13:45:31,519 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2019-10-04 13:45:31,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-10-04 13:45:31,519 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2019-10-04 13:45:31,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-04 13:45:31,520 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-04 13:45:31,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-04 13:45:31,520 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-04 13:45:31,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-04 13:45:31,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-04 13:45:31,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-04 13:45:31,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-04 13:45:31,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-04 13:45:31,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-04 13:45:31,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-04 13:45:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-04 13:45:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-04 13:45:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 13:45:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-04 13:45:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-04 13:45:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2019-10-04 13:45:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2019-10-04 13:45:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-04 13:45:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-04 13:45:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2019-10-04 13:45:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2019-10-04 13:45:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-04 13:45:31,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-04 13:45:31,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-04 13:45:31,524 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-04 13:45:31,524 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-04 13:45:31,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 13:45:31,524 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-04 13:45:31,524 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-04 13:45:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-04 13:45:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-04 13:45:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-04 13:45:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-04 13:45:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-04 13:45:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-04 13:45:31,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 13:45:31,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 13:45:31,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-04 13:45:31,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-04 13:45:31,526 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-04 13:45:31,526 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-04 13:45:31,526 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-04 13:45:31,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 13:45:31,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 13:45:31,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 13:45:31,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 13:45:31,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-04 13:45:31,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-04 13:45:31,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-04 13:45:31,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-04 13:45:31,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-04 13:45:31,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2019-10-04 13:45:31,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2019-10-04 13:45:31,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2019-10-04 13:45:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2019-10-04 13:45:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-04 13:45:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-04 13:45:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-04 13:45:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-04 13:45:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-04 13:45:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-04 13:45:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-04 13:45:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-04 13:45:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-04 13:45:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-04 13:45:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-04 13:45:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-04 13:45:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2019-10-04 13:45:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-10-04 13:45:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2019-10-04 13:45:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-04 13:45:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-04 13:45:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-04 13:45:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-04 13:45:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-04 13:45:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-04 13:45:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-04 13:45:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-04 13:45:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-04 13:45:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 13:45:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 13:45:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 13:45:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 13:46:25,708 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 13:46:25,709 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-04 13:46:25,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:46:25 BoogieIcfgContainer [2019-10-04 13:46:25,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 13:46:25,712 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 13:46:25,713 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 13:46:25,713 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 13:46:25,715 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:46:25" (1/1) ... [2019-10-04 13:46:25,716 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 [2019-10-04 13:46:25,773 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 13:46:25,773 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 13:46:25,803 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 13:46:25,814 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 13:46:25,816 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 13:46:27,288 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-10-04 13:46:31,632 WARN L191 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 390 DAG size of output: 313 [2019-10-04 13:46:31,767 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2019-10-04 13:46:31,966 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-10-04 13:46:32,098 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-10-04 13:46:32,218 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-10-04 13:46:32,571 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2019-10-04 13:46:32,607 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 513 for LOIs [2019-10-04 13:46:32,783 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-10-04 13:46:32,825 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-04 13:46:32,973 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-04 13:46:34,467 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 433 [2019-10-04 13:46:34,805 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-04 13:46:34,808 INFO L199 IcfgInterpreter]: Interpreting procedure __startrek_hyperperiod with input of size 466 for LOIs [2019-10-04 13:46:34,890 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24