java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:31:59,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:31:59,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:31:59,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:31:59,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:31:59,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:31:59,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:31:59,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:31:59,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:31:59,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:31:59,843 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:31:59,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:31:59,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:31:59,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:31:59,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:31:59,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:31:59,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:31:59,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:31:59,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:31:59,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:31:59,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:31:59,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:31:59,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:31:59,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:31:59,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:31:59,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:31:59,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:31:59,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:31:59,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:31:59,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:31:59,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:31:59,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:31:59,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:31:59,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:31:59,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:31:59,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:31:59,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:31:59,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:31:59,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:31:59,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:31:59,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:31:59,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-08 13:31:59,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:31:59,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:31:59,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:31:59,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:31:59,901 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:31:59,901 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:31:59,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:31:59,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:31:59,902 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:31:59,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:31:59,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:31:59,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:31:59,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:31:59,904 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:31:59,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:31:59,904 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:31:59,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:31:59,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:31:59,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:31:59,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:31:59,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:31:59,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:31:59,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:31:59,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:31:59,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:31:59,907 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:31:59,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:31:59,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:31:59,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:31:59,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:31:59,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:31:59,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:31:59,977 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:31:59,977 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:31:59,978 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-2.c [2019-08-08 13:32:00,053 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10997124a/b0175d09cd3143f7bab50dcccc8fc0bd/FLAGcadf91977 [2019-08-08 13:32:00,704 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:32:00,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.2.M1-2.c [2019-08-08 13:32:00,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10997124a/b0175d09cd3143f7bab50dcccc8fc0bd/FLAGcadf91977 [2019-08-08 13:32:00,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10997124a/b0175d09cd3143f7bab50dcccc8fc0bd [2019-08-08 13:32:00,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:32:00,899 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:32:00,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:32:00,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:32:00,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:32:00,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:32:00" (1/1) ... [2019-08-08 13:32:00,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4b2d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:00, skipping insertion in model container [2019-08-08 13:32:00,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:32:00" (1/1) ... [2019-08-08 13:32:00,916 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:32:00,987 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:32:01,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:32:01,746 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:32:02,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:32:02,046 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:32:02,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02 WrapperNode [2019-08-08 13:32:02,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:32:02,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:32:02,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:32:02,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:32:02,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02" (1/1) ... [2019-08-08 13:32:02,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02" (1/1) ... [2019-08-08 13:32:02,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02" (1/1) ... [2019-08-08 13:32:02,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02" (1/1) ... [2019-08-08 13:32:02,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02" (1/1) ... [2019-08-08 13:32:02,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02" (1/1) ... [2019-08-08 13:32:02,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02" (1/1) ... [2019-08-08 13:32:02,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:32:02,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:32:02,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:32:02,357 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:32:02,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:32:02,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:32:02,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:32:02,427 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:32:02,428 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-08-08 13:32:02,428 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-08-08 13:32:02,429 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-08-08 13:32:02,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-08-08 13:32:02,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-08-08 13:32:02,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-08-08 13:32:02,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-08-08 13:32:02,430 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-08-08 13:32:02,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-08-08 13:32:02,431 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-08-08 13:32:02,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:32:02,432 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:32:02,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:32:02,435 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:32:02,435 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-08-08 13:32:02,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-08-08 13:32:02,436 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-08-08 13:32:02,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-08-08 13:32:02,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-08-08 13:32:02,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-08-08 13:32:02,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-08-08 13:32:02,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-08-08 13:32:02,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-08-08 13:32:02,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-08-08 13:32:02,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-08-08 13:32:02,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-08-08 13:32:02,438 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:32:02,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:32:02,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-08-08 13:32:02,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:32:02,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-08-08 13:32:02,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-08-08 13:32:02,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-08-08 13:32:02,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-08-08 13:32:02,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-08-08 13:32:02,439 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-08-08 13:32:02,439 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-08-08 13:32:02,440 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-08-08 13:32:02,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:32:02,440 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-08-08 13:32:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-08-08 13:32:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-08-08 13:32:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-08-08 13:32:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-08-08 13:32:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:32:02,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 13:32:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 13:32:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:32:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:32:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-08-08 13:32:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-08-08 13:32:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 13:32:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 13:32:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 13:32:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 13:32:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-08 13:32:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:32:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:32:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:32:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-08-08 13:32:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-08-08 13:32:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-08-08 13:32:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-08-08 13:32:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-08-08 13:32:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-08-08 13:32:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-08-08 13:32:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-08-08 13:32:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-08-08 13:32:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-08-08 13:32:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-08-08 13:32:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-08-08 13:32:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-08-08 13:32:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-08-08 13:32:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-08-08 13:32:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:32:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:32:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:32:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:32:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-08-08 13:32:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-08-08 13:32:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-08-08 13:32:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-08-08 13:32:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-08-08 13:32:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-08-08 13:32:02,451 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-08-08 13:32:02,451 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-08-08 13:32:02,451 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-08-08 13:32:02,451 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:32:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:32:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 13:32:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:32:12,936 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:32:12,937 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:32:12,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:32:12 BoogieIcfgContainer [2019-08-08 13:32:12,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:32:12,939 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:32:12,939 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:32:12,940 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:32:12,940 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:32:12" (1/1) ... [2019-08-08 13:32:12,956 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:32:12,959 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:32:12,988 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:32:12,996 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:32:12,997 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:32:13,080 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 256 [2019-08-08 13:32:13,098 INFO L185 IcfgInterpreter]: Interpreting procedure __startrek_hyperperiod with input of size 266 [2019-08-08 13:32:36,474 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 1 [2019-08-08 13:32:36,475 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:32:36,475 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:32:36,477 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 88827#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-08 13:32:36,479 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:32:36,487 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:32:36,490 INFO L168 Benchmark]: Toolchain (without parser) took 35589.61 ms. Allocated memory was 133.2 MB in the beginning and 1.7 GB in the end (delta: 1.6 GB). Free memory was 85.6 MB in the beginning and 194.5 MB in the end (delta: -108.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2019-08-08 13:32:36,491 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 13:32:36,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1147.32 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 85.4 MB in the beginning and 117.7 MB in the end (delta: -32.3 MB). Peak memory consumption was 39.5 MB. Max. memory is 7.1 GB. [2019-08-08 13:32:36,493 INFO L168 Benchmark]: Boogie Preprocessor took 308.43 ms. Allocated memory is still 199.8 MB. Free memory was 117.7 MB in the beginning and 95.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-08-08 13:32:36,494 INFO L168 Benchmark]: RCFGBuilder took 10581.96 ms. Allocated memory was 199.8 MB in the beginning and 274.2 MB in the end (delta: 74.4 MB). Free memory was 95.3 MB in the beginning and 152.2 MB in the end (delta: -56.9 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. [2019-08-08 13:32:36,495 INFO L168 Benchmark]: Symbolic Interpretation took 23547.77 ms. Allocated memory was 274.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 152.2 MB in the beginning and 194.5 MB in the end (delta: -42.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-08-08 13:32:36,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 85]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1147.32 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 85.4 MB in the beginning and 117.7 MB in the end (delta: -32.3 MB). Peak memory consumption was 39.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 308.43 ms. Allocated memory is still 199.8 MB. Free memory was 117.7 MB in the beginning and 95.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 10581.96 ms. Allocated memory was 199.8 MB in the beginning and 274.2 MB in the end (delta: 74.4 MB). Free memory was 95.3 MB in the beginning and 152.2 MB in the end (delta: -56.9 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 23547.77 ms. Allocated memory was 274.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 152.2 MB in the beginning and 194.5 MB in the end (delta: -42.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...