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.1.M4-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:27:23,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:27:23,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:27:23,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:27:23,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:27:23,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:27:23,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:27:23,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:27:23,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:27:23,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:27:23,512 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:27:23,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:27:23,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:27:23,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:27:23,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:27:23,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:27:23,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:27:23,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:27:23,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:27:23,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:27:23,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:27:23,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:27:23,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:27:23,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:27:23,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:27:23,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:27:23,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:27:23,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:27:23,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:27:23,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:27:23,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:27:23,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:27:23,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:27:23,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:27:23,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:27:23,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:27:23,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:27:23,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:27:23,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:27:23,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:27:23,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:27:23,541 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 13:27:23,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:27:23,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:27:23,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:27:23,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:27:23,558 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:27:23,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:27:23,558 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:27:23,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:27:23,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:27:23,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:27:23,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:27:23,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:27:23,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:27:23,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:27:23,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:27:23,560 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:27:23,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:27:23,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:27:23,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:27:23,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:27:23,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:27:23,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:27:23,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:27:23,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:27:23,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:27:23,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:27:23,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:27:23,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:27:23,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:27:23,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:27:23,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:27:23,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:27:23,633 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:27:23,633 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:27:23,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_aso.1.M4-1.c [2019-08-08 13:27:23,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5003f6461/df8f8afeed1048c784f9bbec55f5b8e6/FLAG06e9468c0 [2019-08-08 13:27:24,368 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:27:24,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_aso.1.M4-1.c [2019-08-08 13:27:24,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5003f6461/df8f8afeed1048c784f9bbec55f5b8e6/FLAG06e9468c0 [2019-08-08 13:27:24,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5003f6461/df8f8afeed1048c784f9bbec55f5b8e6 [2019-08-08 13:27:24,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:27:24,570 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:27:24,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:27:24,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:27:24,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:27:24,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:27:24" (1/1) ... [2019-08-08 13:27:24,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef6b583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:24, skipping insertion in model container [2019-08-08 13:27:24,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:27:24" (1/1) ... [2019-08-08 13:27:24,587 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:27:24,672 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:27:25,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:27:25,495 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:27:25,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:27:25,902 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:27:25,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25 WrapperNode [2019-08-08 13:27:25,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:27:25,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:27:25,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:27:25,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:27:25,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25" (1/1) ... [2019-08-08 13:27:25,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25" (1/1) ... [2019-08-08 13:27:26,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25" (1/1) ... [2019-08-08 13:27:26,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25" (1/1) ... [2019-08-08 13:27:26,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25" (1/1) ... [2019-08-08 13:27:26,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25" (1/1) ... [2019-08-08 13:27:26,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25" (1/1) ... [2019-08-08 13:27:26,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:27:26,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:27:26,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:27:26,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:27:26,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:27:25" (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 13:27:26,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:27:26,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:27:26,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:27:26,387 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-08-08 13:27:26,387 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-08-08 13:27:26,387 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-08-08 13:27:26,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-08-08 13:27:26,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-08-08 13:27:26,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-08-08 13:27:26,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-08-08 13:27:26,388 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-08-08 13:27:26,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-08-08 13:27:26,389 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-08-08 13:27:26,389 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2019-08-08 13:27:26,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-08-08 13:27:26,389 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2019-08-08 13:27:26,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:27:26,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:27:26,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:27:26,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:27:26,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-08-08 13:27:26,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-08-08 13:27:26,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-08-08 13:27:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-08-08 13:27:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-08-08 13:27:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-08-08 13:27:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-08-08 13:27:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-08-08 13:27:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-08-08 13:27:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:27:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:27:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-08-08 13:27:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2019-08-08 13:27:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2019-08-08 13:27:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:27:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-08-08 13:27:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2019-08-08 13:27:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2019-08-08 13:27:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-08-08 13:27:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-08-08 13:27:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-08-08 13:27:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-08-08 13:27:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-08-08 13:27:26,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:27:26,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-08-08 13:27:26,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-08-08 13:27:26,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-08-08 13:27:26,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-08-08 13:27:26,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-08-08 13:27:26,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:27:26,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:27:26,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 13:27:26,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 13:27:26,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:27:26,396 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-08-08 13:27:26,396 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-08-08 13:27:26,397 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:27:26,397 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-08-08 13:27:26,397 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-08-08 13:27:26,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 13:27:26,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 13:27:26,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 13:27:26,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 13:27:26,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-08 13:27:26,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:27:26,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:27:26,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-08-08 13:27:26,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-08-08 13:27:26,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2019-08-08 13:27:26,399 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2019-08-08 13:27:26,399 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2019-08-08 13:27:26,399 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2019-08-08 13:27:26,399 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-08-08 13:27:26,399 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-08-08 13:27:26,399 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-08-08 13:27:26,399 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-08-08 13:27:26,400 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-08-08 13:27:26,400 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-08-08 13:27:26,400 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-08-08 13:27:26,400 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-08-08 13:27:26,400 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-08-08 13:27:26,400 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-08-08 13:27:26,400 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-08-08 13:27:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-08-08 13:27:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2019-08-08 13:27:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2019-08-08 13:27:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2019-08-08 13:27:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:27:26,401 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:27:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:27:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:27:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-08-08 13:27:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-08-08 13:27:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-08-08 13:27:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-08-08 13:27:26,402 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-08-08 13:27:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:27:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:27:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 13:27:26,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:27:39,231 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:27:39,231 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:27:39,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:27:39 BoogieIcfgContainer [2019-08-08 13:27:39,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:27:39,234 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:27:39,234 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:27:39,234 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:27:39,235 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:27:39" (1/1) ... [2019-08-08 13:27:39,247 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:27:39,249 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:27:39,264 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:27:39,272 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:27:39,274 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:27:39,347 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 295 [2019-08-08 13:28:05,006 INFO L185 IcfgInterpreter]: Interpreting procedure __startrek_hyperperiod with input of size 119 [2019-08-08 13:29:00,482 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 1 [2019-08-08 13:29:00,483 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:29:00,483 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:29:00,485 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 478550#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-08 13:29:00,485 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:29:00,492 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:29:00,495 INFO L168 Benchmark]: Toolchain (without parser) took 95923.99 ms. Allocated memory was 136.8 MB in the beginning and 3.2 GB in the end (delta: 3.1 GB). Free memory was 85.3 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-08-08 13:29:00,496 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 13:29:00,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1330.99 ms. Allocated memory was 136.8 MB in the beginning and 204.5 MB in the end (delta: 67.6 MB). Free memory was 84.9 MB in the beginning and 96.1 MB in the end (delta: -11.2 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. [2019-08-08 13:29:00,498 INFO L168 Benchmark]: Boogie Preprocessor took 422.26 ms. Allocated memory was 204.5 MB in the beginning and 232.8 MB in the end (delta: 28.3 MB). Free memory was 96.1 MB in the beginning and 168.0 MB in the end (delta: -71.9 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. [2019-08-08 13:29:00,499 INFO L168 Benchmark]: RCFGBuilder took 12906.42 ms. Allocated memory was 232.8 MB in the beginning and 323.5 MB in the end (delta: 90.7 MB). Free memory was 166.6 MB in the beginning and 105.4 MB in the end (delta: 61.2 MB). Peak memory consumption was 151.9 MB. Max. memory is 7.1 GB. [2019-08-08 13:29:00,500 INFO L168 Benchmark]: Symbolic Interpretation took 81258.98 ms. Allocated memory was 323.5 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 105.4 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-08-08 13:29:00,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 88]: 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 136.8 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1330.99 ms. Allocated memory was 136.8 MB in the beginning and 204.5 MB in the end (delta: 67.6 MB). Free memory was 84.9 MB in the beginning and 96.1 MB in the end (delta: -11.2 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 422.26 ms. Allocated memory was 204.5 MB in the beginning and 232.8 MB in the end (delta: 28.3 MB). Free memory was 96.1 MB in the beginning and 168.0 MB in the end (delta: -71.9 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 12906.42 ms. Allocated memory was 232.8 MB in the beginning and 323.5 MB in the end (delta: 90.7 MB). Free memory was 166.6 MB in the beginning and 105.4 MB in the end (delta: 61.2 MB). Peak memory consumption was 151.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 81258.98 ms. Allocated memory was 323.5 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 105.4 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). 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...