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.3.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:32:39,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:32:39,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:32:39,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:32:39,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:32:39,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:32:39,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:32:39,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:32:39,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:32:39,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:32:39,941 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:32:39,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:32:39,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:32:39,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:32:39,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:32:39,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:32:39,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:32:39,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:32:39,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:32:39,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:32:39,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:32:39,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:32:39,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:32:39,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:32:39,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:32:39,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:32:39,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:32:39,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:32:39,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:32:39,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:32:39,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:32:39,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:32:39,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:32:39,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:32:39,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:32:39,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:32:39,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:32:39,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:32:39,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:32:39,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:32:39,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:32:39,968 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 13:32:39,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:32:39,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:32:39,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:32:39,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:32:39,984 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:32:39,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:32:39,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:32:39,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:32:39,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:32:39,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:32:39,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:32:39,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:32:39,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:32:39,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:32:39,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:32:39,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:32:39,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:32:39,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:32:39,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:32:39,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:32:39,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:32:39,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:32:39,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:32:39,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:32:39,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:32:39,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:32:39,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:32:39,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:32:39,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:32:40,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:32:40,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:32:40,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:32:40,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:32:40,039 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:32:40,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M4.c [2019-08-08 13:32:40,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69906de59/75bdb1270e0d4f69a825967b9b2a4f39/FLAG5829fab3c [2019-08-08 13:32:40,764 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:32:40,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M4.c [2019-08-08 13:32:40,794 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69906de59/75bdb1270e0d4f69a825967b9b2a4f39/FLAG5829fab3c [2019-08-08 13:32:41,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69906de59/75bdb1270e0d4f69a825967b9b2a4f39 [2019-08-08 13:32:41,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:32:41,016 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:32:41,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:32:41,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:32:41,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:32:41,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:32:41" (1/1) ... [2019-08-08 13:32:41,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47d7241e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:41, skipping insertion in model container [2019-08-08 13:32:41,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:32:41" (1/1) ... [2019-08-08 13:32:41,032 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:32:41,102 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:32:41,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:32:41,915 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:32:42,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:32:42,377 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:32:42,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42 WrapperNode [2019-08-08 13:32:42,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:32:42,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:32:42,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:32:42,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:32:42,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42" (1/1) ... [2019-08-08 13:32:42,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42" (1/1) ... [2019-08-08 13:32:42,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42" (1/1) ... [2019-08-08 13:32:42,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42" (1/1) ... [2019-08-08 13:32:42,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42" (1/1) ... [2019-08-08 13:32:42,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42" (1/1) ... [2019-08-08 13:32:42,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42" (1/1) ... [2019-08-08 13:32:42,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:32:42,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:32:42,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:32:42,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:32:42,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:42" (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 13:32:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:32:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:32:42,853 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:32:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-08-08 13:32:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-08-08 13:32:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-08-08 13:32:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-08-08 13:32:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-08-08 13:32:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-08-08 13:32:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-08-08 13:32:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-08-08 13:32:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-08-08 13:32:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-08-08 13:32:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:32:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:32:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:32:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:32:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-08-08 13:32:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-08-08 13:32:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-08-08 13:32:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-08-08 13:32:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-08-08 13:32:42,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-08-08 13:32:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-08-08 13:32:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-08-08 13:32:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-08-08 13:32:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-08-08 13:32:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-08-08 13:32:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-08-08 13:32:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:32:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:32:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-08-08 13:32:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-08-08 13:32:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:32:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-08-08 13:32:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-08-08 13:32:42,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-08-08 13:32:42,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-08-08 13:32:42,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-08-08 13:32:42,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-08-08 13:32:42,860 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-08-08 13:32:42,860 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-08-08 13:32:42,861 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-08-08 13:32:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:32:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-08-08 13:32:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-08-08 13:32:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-08-08 13:32:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-08-08 13:32:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-08-08 13:32:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:32:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 13:32:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 13:32:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:32:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-08-08 13:32:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-08-08 13:32:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:32:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-08-08 13:32:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-08-08 13:32:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 13:32:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 13:32:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 13:32:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 13:32:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-08 13:32:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:32:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:32:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:32:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-08-08 13:32:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-08-08 13:32:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-08-08 13:32:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-08-08 13:32:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-08-08 13:32:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-08-08 13:32:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-08-08 13:32:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-08-08 13:32:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-08-08 13:32:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-08-08 13:32:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-08-08 13:32:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-08-08 13:32:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-08-08 13:32:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-08-08 13:32:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-08-08 13:32:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-08-08 13:32:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-08-08 13:32:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:32:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:32:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-08-08 13:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-08-08 13:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-08-08 13:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-08-08 13:32:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-08-08 13:32:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-08-08 13:32:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-08-08 13:32:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-08-08 13:32:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-08-08 13:32:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:32:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:32:42,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 13:32:42,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:32:54,386 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:32:54,387 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:32:54,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:32:54 BoogieIcfgContainer [2019-08-08 13:32:54,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:32:54,390 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:32:54,390 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:32:54,390 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:32:54,391 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:32:54" (1/1) ... [2019-08-08 13:32:54,407 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:32:54,409 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:32:54,438 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:32:54,454 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:32:54,456 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:32:54,597 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 283 [2019-08-08 13:33:11,011 INFO L185 IcfgInterpreter]: Interpreting procedure __startrek_hyperperiod with input of size 116 [2019-08-08 13:34:10,484 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 1 [2019-08-08 13:34:10,485 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:34:10,485 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:34:10,488 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 197590#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-08 13:34:10,489 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:34:10,501 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:34:10,506 INFO L168 Benchmark]: Toolchain (without parser) took 89487.01 ms. Allocated memory was 133.7 MB in the beginning and 2.9 GB in the end (delta: 2.8 GB). Free memory was 85.3 MB in the beginning and 443.3 MB in the end (delta: -358.0 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-08-08 13:34:10,507 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 13:34:10,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1361.72 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 85.1 MB in the beginning and 103.3 MB in the end (delta: -18.2 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. [2019-08-08 13:34:10,510 INFO L168 Benchmark]: Boogie Preprocessor took 404.33 ms. Allocated memory was 199.8 MB in the beginning and 226.0 MB in the end (delta: 26.2 MB). Free memory was 103.3 MB in the beginning and 179.6 MB in the end (delta: -76.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. [2019-08-08 13:34:10,511 INFO L168 Benchmark]: RCFGBuilder took 11605.09 ms. Allocated memory was 226.0 MB in the beginning and 335.0 MB in the end (delta: 109.1 MB). Free memory was 179.6 MB in the beginning and 275.1 MB in the end (delta: -95.5 MB). Peak memory consumption was 167.5 MB. Max. memory is 7.1 GB. [2019-08-08 13:34:10,512 INFO L168 Benchmark]: Symbolic Interpretation took 76111.54 ms. Allocated memory was 335.0 MB in the beginning and 2.9 GB in the end (delta: 2.6 GB). Free memory was 275.1 MB in the beginning and 443.3 MB in the end (delta: -168.2 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-08-08 13:34:10,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 87]: 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 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1361.72 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 85.1 MB in the beginning and 103.3 MB in the end (delta: -18.2 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 404.33 ms. Allocated memory was 199.8 MB in the beginning and 226.0 MB in the end (delta: 26.2 MB). Free memory was 103.3 MB in the beginning and 179.6 MB in the end (delta: -76.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11605.09 ms. Allocated memory was 226.0 MB in the beginning and 335.0 MB in the end (delta: 109.1 MB). Free memory was 179.6 MB in the beginning and 275.1 MB in the end (delta: -95.5 MB). Peak memory consumption was 167.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 76111.54 ms. Allocated memory was 335.0 MB in the beginning and 2.9 GB in the end (delta: 2.6 GB). Free memory was 275.1 MB in the beginning and 443.3 MB in the end (delta: -168.2 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...