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_aso.2.M1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:27:50,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:27:50,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:27:50,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:27:50,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:27:50,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:27:50,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:27:50,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:27:50,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:27:50,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:27:50,883 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:27:50,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:27:50,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:27:50,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:27:50,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:27:50,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:27:50,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:27:50,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:27:50,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:27:50,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:27:50,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:27:50,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:27:50,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:27:50,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:27:50,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:27:50,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:27:50,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:27:50,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:27:50,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:27:50,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:27:50,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:27:50,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:27:50,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:27:50,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:27:50,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:27:50,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:27:50,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:27:50,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:27:50,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:27:50,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:27:50,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:27:50,911 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 13:27:50,926 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:27:50,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:27:50,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:27:50,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:27:50,928 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:27:50,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:27:50,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:27:50,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:27:50,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:27:50,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:27:50,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:27:50,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:27:50,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:27:50,930 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:27:50,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:27:50,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:27:50,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:27:50,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:27:50,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:27:50,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:27:50,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:27:50,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:27:50,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:27:50,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:27:50,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:27:50,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:27:50,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:27:50,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:27:50,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:27:50,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:27:50,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:27:50,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:27:50,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:27:50,992 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:27:50,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_aso.2.M1-2.c [2019-08-08 13:27:51,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/119689240/315d1a98c6364980b8c9acfc5719f040/FLAG5e0479d11 [2019-08-08 13:27:51,701 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:27:51,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_aso.2.M1-2.c [2019-08-08 13:27:51,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/119689240/315d1a98c6364980b8c9acfc5719f040/FLAG5e0479d11 [2019-08-08 13:27:52,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/119689240/315d1a98c6364980b8c9acfc5719f040 [2019-08-08 13:27:52,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:27:52,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:27:52,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:27:52,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:27:52,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:27:52,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:27:52" (1/1) ... [2019-08-08 13:27:52,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1562b15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:52, skipping insertion in model container [2019-08-08 13:27:52,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:27:52" (1/1) ... [2019-08-08 13:27:52,102 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:27:52,185 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:27:53,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:27:53,033 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:27:53,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:27:53,475 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:27:53,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53 WrapperNode [2019-08-08 13:27:53,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:27:53,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:27:53,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:27:53,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:27:53,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53" (1/1) ... [2019-08-08 13:27:53,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53" (1/1) ... [2019-08-08 13:27:53,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53" (1/1) ... [2019-08-08 13:27:53,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53" (1/1) ... [2019-08-08 13:27:53,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53" (1/1) ... [2019-08-08 13:27:53,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53" (1/1) ... [2019-08-08 13:27:53,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53" (1/1) ... [2019-08-08 13:27:53,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:27:53,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:27:53,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:27:53,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:27:53,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:53" (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 13:27:54,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:27:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:27:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:27:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-08-08 13:27:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-08-08 13:27:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-08-08 13:27:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-08-08 13:27:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-08-08 13:27:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-08-08 13:27:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-08-08 13:27:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-08-08 13:27:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-08-08 13:27:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-08-08 13:27:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2019-08-08 13:27:54,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-08-08 13:27:54,037 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2019-08-08 13:27:54,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:27:54,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:27:54,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:27:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:27:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-08-08 13:27:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-08-08 13:27:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-08-08 13:27:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-08-08 13:27:54,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-08-08 13:27:54,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-08-08 13:27:54,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i1 [2019-08-08 13:27:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-08-08 13:27:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-08-08 13:27:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-08-08 13:27:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:27:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:27:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-08-08 13:27:54,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2019-08-08 13:27:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2019-08-08 13:27:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:27:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-08-08 13:27:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2019-08-08 13:27:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2019-08-08 13:27:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-08-08 13:27:54,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-08-08 13:27:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-08-08 13:27:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-08-08 13:27:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-08-08 13:27:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:27:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-08-08 13:27:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i1 [2019-08-08 13:27:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-08-08 13:27:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-08-08 13:27:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-08-08 13:27:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-08-08 13:27:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:27:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:27:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 13:27:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 13:27:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:27:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-08-08 13:27:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-08-08 13:27:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:27:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-08-08 13:27:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-08-08 13:27:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 13:27:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 13:27:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 13:27:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 13:27:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-08 13:27:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:27:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:27:54,048 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-08-08 13:27:54,048 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-08-08 13:27:54,048 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2019-08-08 13:27:54,048 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2019-08-08 13:27:54,048 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2019-08-08 13:27:54,048 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2019-08-08 13:27:54,049 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-08-08 13:27:54,049 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-08-08 13:27:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-08-08 13:27:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-08-08 13:27:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-08-08 13:27:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-08-08 13:27:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-08-08 13:27:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-08-08 13:27:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-08-08 13:27:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-08-08 13:27:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-08-08 13:27:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-08-08 13:27:54,051 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2019-08-08 13:27:54,052 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-08-08 13:27:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2019-08-08 13:27:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:27:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:27:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:27:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:27:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-08-08 13:27:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-08-08 13:27:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-08-08 13:27:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-08-08 13:27:54,055 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-08-08 13:27:54,055 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:27:54,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:27:54,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 13:27:54,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:28:06,827 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:28:06,827 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:28:06,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:28:06 BoogieIcfgContainer [2019-08-08 13:28:06,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:28:06,829 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:28:06,829 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:28:06,829 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:28:06,831 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:28:06" (1/1) ... [2019-08-08 13:28:06,844 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:28:06,846 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:28:06,868 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:28:06,876 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:28:06,878 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:28:06,960 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 306 [2019-08-08 13:28:06,993 INFO L185 IcfgInterpreter]: Interpreting procedure __startrek_hyperperiod with input of size 322 [2019-08-08 13:36:22,152 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 1 [2019-08-08 13:36:22,153 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:36:22,153 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:36:22,156 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 261585#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-08 13:36:22,157 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:36:22,163 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:36:22,166 INFO L168 Benchmark]: Toolchain (without parser) took 510083.41 ms. Allocated memory was 132.1 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 81.7 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2019-08-08 13:36:22,167 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 13:36:22,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1395.06 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 81.5 MB in the beginning and 92.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 63.1 MB. Max. memory is 7.1 GB. [2019-08-08 13:36:22,169 INFO L168 Benchmark]: Boogie Preprocessor took 479.30 ms. Allocated memory was 200.8 MB in the beginning and 223.9 MB in the end (delta: 23.1 MB). Free memory was 92.3 MB in the beginning and 163.1 MB in the end (delta: -70.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. [2019-08-08 13:36:22,170 INFO L168 Benchmark]: RCFGBuilder took 12870.18 ms. Allocated memory was 223.9 MB in the beginning and 358.6 MB in the end (delta: 134.7 MB). Free memory was 163.1 MB in the beginning and 181.3 MB in the end (delta: -18.2 MB). Peak memory consumption was 166.9 MB. Max. memory is 7.1 GB. [2019-08-08 13:36:22,171 INFO L168 Benchmark]: Symbolic Interpretation took 495334.61 ms. Allocated memory was 358.6 MB in the beginning and 3.0 GB in the end (delta: 2.7 GB). Free memory was 181.3 MB in the beginning and 1.1 GB in the end (delta: -906.4 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-08-08 13:36:22,176 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 92]: 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 0.24 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1395.06 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 81.5 MB in the beginning and 92.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 63.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 479.30 ms. Allocated memory was 200.8 MB in the beginning and 223.9 MB in the end (delta: 23.1 MB). Free memory was 92.3 MB in the beginning and 163.1 MB in the end (delta: -70.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 12870.18 ms. Allocated memory was 223.9 MB in the beginning and 358.6 MB in the end (delta: 134.7 MB). Free memory was 163.1 MB in the beginning and 181.3 MB in the end (delta: -18.2 MB). Peak memory consumption was 166.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 495334.61 ms. Allocated memory was 358.6 MB in the beginning and 3.0 GB in the end (delta: 2.7 GB). Free memory was 181.3 MB in the beginning and 1.1 GB in the end (delta: -906.4 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...