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_aso.1.M1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:03:49,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:03:49,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:03:49,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:03:49,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:03:49,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:03:49,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:03:49,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:03:49,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:03:49,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:03:49,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:03:49,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:03:49,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:03:49,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:03:49,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:03:49,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:03:49,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:03:49,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:03:49,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:03:49,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:03:49,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:03:49,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:03:49,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:03:49,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:03:49,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:03:49,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:03:49,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:03:49,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:03:49,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:03:49,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:03:49,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:03:49,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:03:49,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:03:49,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:03:49,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:03:49,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:03:49,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:03:49,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:03:49,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:03:49,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:03:49,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:03:49,091 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 [2019-10-15 07:03:49,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:03:49,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:03:49,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:03:49,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:03:49,121 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:03:49,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:03:49,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:03:49,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:03:49,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:03:49,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:03:49,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:03:49,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:03:49,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:03:49,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:03:49,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:03:49,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:03:49,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:03:49,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:03:49,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:03:49,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:03:49,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:03:49,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:03:49,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:03:49,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:03:49,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:03:49,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:03:49,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:03:49,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:03:49,126 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 [2019-10-15 07:03:49,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:03:49,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:03:49,439 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:03:49,441 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:03:49,441 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:03:49,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-10-15 07:03:49,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc5dfc676/f121bf4dcb904cdcb19728da0535cb43/FLAG36cdb99f2 [2019-10-15 07:03:50,242 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:03:50,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-10-15 07:03:50,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc5dfc676/f121bf4dcb904cdcb19728da0535cb43/FLAG36cdb99f2 [2019-10-15 07:03:50,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc5dfc676/f121bf4dcb904cdcb19728da0535cb43 [2019-10-15 07:03:50,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:03:50,451 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:03:50,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:03:50,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:03:50,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:03:50,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:03:50" (1/1) ... [2019-10-15 07:03:50,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0f51fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:50, skipping insertion in model container [2019-10-15 07:03:50,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:03:50" (1/1) ... [2019-10-15 07:03:50,467 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:03:50,548 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:03:51,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:03:51,311 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:03:51,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:03:51,662 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:03:51,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51 WrapperNode [2019-10-15 07:03:51,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:03:51,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:03:51,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:03:51,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:03:51,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51" (1/1) ... [2019-10-15 07:03:51,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51" (1/1) ... [2019-10-15 07:03:51,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51" (1/1) ... [2019-10-15 07:03:51,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51" (1/1) ... [2019-10-15 07:03:51,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51" (1/1) ... [2019-10-15 07:03:51,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51" (1/1) ... [2019-10-15 07:03:51,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51" (1/1) ... [2019-10-15 07:03:52,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:03:52,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:03:52,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:03:52,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:03:52,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:51" (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 [2019-10-15 07:03:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:03:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:03:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-15 07:03:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-15 07:03:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-15 07:03:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-15 07:03:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-15 07:03:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-15 07:03:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-15 07:03:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-15 07:03:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-15 07:03:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-15 07:03:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-15 07:03:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2019-10-15 07:03:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-10-15 07:03:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2019-10-15 07:03:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-15 07:03:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-15 07:03:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-15 07:03:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-15 07:03:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-15 07:03:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-15 07:03:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-15 07:03:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-15 07:03:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-15 07:03:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-15 07:03:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2019-10-15 07:03:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-15 07:03:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-15 07:03:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2019-10-15 07:03:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-10-15 07:03:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:03:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-15 07:03:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-15 07:03:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2019-10-15 07:03:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2019-10-15 07:03:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-15 07:03:52,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-15 07:03:52,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2019-10-15 07:03:52,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2019-10-15 07:03:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-15 07:03:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-15 07:03:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-15 07:03:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-15 07:03:52,164 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-15 07:03:52,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:03:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-15 07:03:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-15 07:03:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-15 07:03:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-15 07:03:52,165 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-15 07:03:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-15 07:03:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 07:03:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-15 07:03:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 07:03:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 07:03:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-15 07:03:52,166 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-15 07:03:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-15 07:03:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-15 07:03:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-15 07:03:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 07:03:52,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 07:03:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 07:03:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 07:03:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 07:03:52,168 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-15 07:03:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-15 07:03:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-15 07:03:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-15 07:03:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2019-10-15 07:03:52,169 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2019-10-15 07:03:52,170 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2019-10-15 07:03:52,171 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2019-10-15 07:03:52,171 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-15 07:03:52,171 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-15 07:03:52,171 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-15 07:03:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-15 07:03:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-15 07:03:52,172 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-15 07:03:52,173 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-15 07:03:52,173 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-15 07:03:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-15 07:03:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-15 07:03:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-15 07:03:52,174 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-15 07:03:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2019-10-15 07:03:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-10-15 07:03:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2019-10-15 07:03:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-15 07:03:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-15 07:03:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-15 07:03:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-15 07:03:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-15 07:03:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-15 07:03:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2019-10-15 07:03:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-15 07:03:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-15 07:03:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2019-10-15 07:03:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-10-15 07:03:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:03:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:03:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 07:03:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:04:21,782 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:04:21,783 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 07:04:21,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:04:21 BoogieIcfgContainer [2019-10-15 07:04:21,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:04:21,785 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:04:21,785 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:04:21,785 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:04:21,786 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:04:21" (1/1) ... [2019-10-15 07:04:21,787 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 [2019-10-15 07:04:21,812 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:04:21,812 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:04:21,823 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:04:21,831 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:04:21,832 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:04:24,642 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2019-10-15 07:04:27,452 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 246 DAG size of output: 199 [2019-10-15 07:04:27,593 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2019-10-15 07:04:28,107 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-10-15 07:04:28,274 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-10-15 07:04:28,817 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 256 for LOIs [2019-10-15 07:04:28,982 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-10-15 07:04:29,008 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-15 07:04:29,156 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-15 07:04:29,286 INFO L199 IcfgInterpreter]: Interpreting procedure __main with input of size 244 for LOIs [2019-10-15 07:04:29,586 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 73