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 IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_aso.4.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 12:17:34,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 12:17:34,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 12:17:34,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 12:17:34,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 12:17:34,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 12:17:34,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 12:17:34,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 12:17:34,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 12:17:34,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 12:17:34,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 12:17:34,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 12:17:34,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 12:17:34,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 12:17:34,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 12:17:34,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 12:17:34,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 12:17:34,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 12:17:34,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 12:17:34,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 12:17:34,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 12:17:34,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 12:17:34,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 12:17:34,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 12:17:34,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 12:17:34,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 12:17:34,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 12:17:34,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 12:17:34,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 12:17:34,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 12:17:34,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 12:17:34,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 12:17:34,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 12:17:34,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 12:17:34,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 12:17:34,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 12:17:34,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 12:17:34,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 12:17:34,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 12:17:34,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 12:17:34,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 12:17:34,793 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 [2019-09-06 12:17:34,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 12:17:34,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 12:17:34,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 12:17:34,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 12:17:34,816 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 12:17:34,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 12:17:34,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 12:17:34,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 12:17:34,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 12:17:34,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 12:17:34,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 12:17:34,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 12:17:34,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 12:17:34,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 12:17:34,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 12:17:34,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 12:17:34,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 12:17:34,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 12:17:34,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 12:17:34,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 12:17:34,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 12:17:34,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:17:34,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 12:17:34,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 12:17:34,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 12:17:34,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 12:17:34,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 12:17:34,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 12:17:34,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 12:17:34,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 12:17:34,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 12:17:34,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 12:17:34,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 12:17:34,890 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 12:17:34,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_aso.4.M4.c [2019-09-06 12:17:34,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3a18cb48/47101aa4f39242a7a3e44cfd5379705a/FLAGe42871fa6 [2019-09-06 12:17:35,692 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 12:17:35,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_aso.4.M4.c [2019-09-06 12:17:35,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3a18cb48/47101aa4f39242a7a3e44cfd5379705a/FLAGe42871fa6 [2019-09-06 12:17:35,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3a18cb48/47101aa4f39242a7a3e44cfd5379705a [2019-09-06 12:17:35,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 12:17:35,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 12:17:35,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 12:17:35,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 12:17:35,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 12:17:35,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:17:35" (1/1) ... [2019-09-06 12:17:35,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b0aced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:35, skipping insertion in model container [2019-09-06 12:17:35,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:17:35" (1/1) ... [2019-09-06 12:17:35,832 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 12:17:35,934 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 12:17:36,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:17:36,839 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 12:17:37,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:17:37,415 INFO L192 MainTranslator]: Completed translation [2019-09-06 12:17:37,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37 WrapperNode [2019-09-06 12:17:37,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 12:17:37,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 12:17:37,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 12:17:37,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 12:17:37,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37" (1/1) ... [2019-09-06 12:17:37,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37" (1/1) ... [2019-09-06 12:17:37,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37" (1/1) ... [2019-09-06 12:17:37,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37" (1/1) ... [2019-09-06 12:17:37,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37" (1/1) ... [2019-09-06 12:17:37,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37" (1/1) ... [2019-09-06 12:17:37,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37" (1/1) ... [2019-09-06 12:17:37,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 12:17:37,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 12:17:37,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 12:17:37,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 12:17:37,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:17:37" (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 [2019-09-06 12:17:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 12:17:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 12:17:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 12:17:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-09-06 12:17:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-09-06 12:17:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-09-06 12:17:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-09-06 12:17:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-09-06 12:17:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-09-06 12:17:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-09-06 12:17:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-09-06 12:17:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-09-06 12:17:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-09-06 12:17:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2019-09-06 12:17:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-09-06 12:17:38,017 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2019-09-06 12:17:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-09-06 12:17:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-09-06 12:17:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-09-06 12:17:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-09-06 12:17:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-09-06 12:17:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-09-06 12:17:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-09-06 12:17:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-09-06 12:17:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-09-06 12:17:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-09-06 12:17:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-09-06 12:17:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-09-06 12:17:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-09-06 12:17:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 12:17:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2019-09-06 12:17:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-09-06 12:17:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-09-06 12:17:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2019-09-06 12:17:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2019-09-06 12:17:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_trans [2019-09-06 12:17:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_OSEK_Task_ts2 [2019-09-06 12:17:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_OSEK_Task_ts1 [2019-09-06 12:17:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2019-09-06 12:17:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-09-06 12:17:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-09-06 12:17:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2019-09-06 12:17:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2019-09-06 12:17:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2019-09-06 12:17:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_OSEK_Task_ts2 [2019-09-06 12:17:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_OSEK_Task_ts1 [2019-09-06 12:17:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-09-06 12:17:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_get_pi_lock [2019-09-06 12:17:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_release_pi_lock [2019-09-06 12:17:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-09-06 12:17:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-09-06 12:17:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-09-06 12:17:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-09-06 12:17:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 12:17:38,024 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-09-06 12:17:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-09-06 12:17:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-09-06 12:17:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-09-06 12:17:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-09-06 12:17:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 12:17:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 12:17:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 12:17:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 12:17:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-09-06 12:17:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-09-06 12:17:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 12:17:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 12:17:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_get_pi_lock [2019-09-06 12:17:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_release_pi_lock [2019-09-06 12:17:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2019-09-06 12:17:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2019-09-06 12:17:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-09-06 12:17:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-09-06 12:17:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 12:17:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 12:17:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 12:17:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 12:17:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-06 12:17:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-09-06 12:17:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-09-06 12:17:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-09-06 12:17:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-09-06 12:17:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2019-09-06 12:17:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2019-09-06 12:17:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2019-09-06 12:17:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2019-09-06 12:17:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_trans [2019-09-06 12:17:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2019-09-06 12:17:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-09-06 12:17:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-09-06 12:17:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-09-06 12:17:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-09-06 12:17:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-09-06 12:17:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-09-06 12:17:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-09-06 12:17:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-09-06 12:17:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-09-06 12:17:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-09-06 12:17:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-09-06 12:17:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-09-06 12:17:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2019-09-06 12:17:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-09-06 12:17:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2019-09-06 12:17:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_OSEK_Task_ts2 [2019-09-06 12:17:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_OSEK_Task_ts2 [2019-09-06 12:17:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-09-06 12:17:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-09-06 12:17:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_OSEK_Task_ts1 [2019-09-06 12:17:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_OSEK_Task_ts1 [2019-09-06 12:17:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-09-06 12:17:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-09-06 12:17:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-09-06 12:17:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-09-06 12:17:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-09-06 12:17:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-09-06 12:17:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-09-06 12:17:38,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 12:17:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 12:17:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 12:17:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 12:17:50,487 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 12:17:50,487 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 12:17:50,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:17:50 BoogieIcfgContainer [2019-09-06 12:17:50,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 12:17:50,491 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 12:17:50,491 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 12:17:50,492 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 12:17:50,493 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:17:50" (1/1) ... [2019-09-06 12:17:50,494 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 12:17:50,531 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 12:17:50,531 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 12:17:50,546 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 12:17:50,557 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 12:17:50,558 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 12:17:50,735 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 269 for LOIs [2019-09-06 12:18:07,457 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:07,500 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:07,579 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:07,613 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:07,644 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:07,956 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:08,042 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:08,074 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:08,106 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:08,136 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:19,145 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:19,218 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:19,271 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:19,290 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:19,739 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:19,799 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:19,852 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:19,877 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,051 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,073 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,099 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,121 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,142 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,789 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,811 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,833 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,855 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:29,877 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 12:18:45,725 WARN L188 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 257