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.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:32:09,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:32:09,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:32:09,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:32:09,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:32:09,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:32:09,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:32:09,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:32:09,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:32:09,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:32:09,580 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:32:09,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:32:09,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:32:09,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:32:09,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:32:09,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:32:09,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:32:09,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:32:09,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:32:09,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:32:09,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:32:09,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:32:09,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:32:09,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:32:09,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:32:09,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:32:09,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:32:09,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:32:09,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:32:09,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:32:09,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:32:09,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:32:09,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:32:09,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:32:09,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:32:09,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:32:09,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:32:09,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:32:09,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:32:09,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:32:09,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:32:09,617 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 13:32:09,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:32:09,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:32:09,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:32:09,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:32:09,633 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:32:09,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:32:09,633 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:32:09,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:32:09,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:32:09,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:32:09,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:32:09,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:32:09,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:32:09,635 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:32:09,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:32:09,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:32:09,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:32:09,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:32:09,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:32:09,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:32:09,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:32:09,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:32:09,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:32:09,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:32:09,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:32:09,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:32:09,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:32:09,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:32:09,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:32:09,670 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:32:09,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:32:09,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:32:09,689 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:32:09,690 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:32:09,691 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M1.c [2019-08-08 13:32:09,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f514c1d/eacd6bd3eef54464a710ef4d2e989176/FLAGe2d10ee08 [2019-08-08 13:32:10,380 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:32:10,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M1.c [2019-08-08 13:32:10,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f514c1d/eacd6bd3eef54464a710ef4d2e989176/FLAGe2d10ee08 [2019-08-08 13:32:10,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f514c1d/eacd6bd3eef54464a710ef4d2e989176 [2019-08-08 13:32:10,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:32:10,565 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:32:10,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:32:10,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:32:10,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:32:10,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:32:10" (1/1) ... [2019-08-08 13:32:10,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8cd92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:10, skipping insertion in model container [2019-08-08 13:32:10,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:32:10" (1/1) ... [2019-08-08 13:32:10,585 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:32:10,664 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:32:11,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:32:11,621 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:32:11,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:32:11,914 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:32:11,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11 WrapperNode [2019-08-08 13:32:11,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:32:11,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:32:11,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:32:11,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:32:11,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11" (1/1) ... [2019-08-08 13:32:11,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11" (1/1) ... [2019-08-08 13:32:12,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11" (1/1) ... [2019-08-08 13:32:12,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11" (1/1) ... [2019-08-08 13:32:12,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11" (1/1) ... [2019-08-08 13:32:12,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11" (1/1) ... [2019-08-08 13:32:12,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11" (1/1) ... [2019-08-08 13:32:12,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:32:12,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:32:12,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:32:12,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:32:12,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:32:11" (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 13:32:12,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:32:12,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:32:12,384 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:32:12,384 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-08-08 13:32:12,385 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-08-08 13:32:12,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-08-08 13:32:12,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-08-08 13:32:12,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-08-08 13:32:12,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-08-08 13:32:12,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-08-08 13:32:12,386 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-08-08 13:32:12,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-08-08 13:32:12,387 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-08-08 13:32:12,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:32:12,388 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:32:12,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:32:12,389 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:32:12,389 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-08-08 13:32:12,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-08-08 13:32:12,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-08-08 13:32:12,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-08-08 13:32:12,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-08-08 13:32:12,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-08-08 13:32:12,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-08-08 13:32:12,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-08-08 13:32:12,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-08-08 13:32:12,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-08-08 13:32:12,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-08-08 13:32:12,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-08-08 13:32:12,392 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:32:12,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:32:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-08-08 13:32:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-08-08 13:32:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:32:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-08-08 13:32:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-08-08 13:32:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-08-08 13:32:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-08-08 13:32:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-08-08 13:32:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-08-08 13:32:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-08-08 13:32:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-08-08 13:32:12,394 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-08-08 13:32:12,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:32:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-08-08 13:32:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-08-08 13:32:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-08-08 13:32:12,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-08-08 13:32:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-08-08 13:32:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:32:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 13:32:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 13:32:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:32:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-08-08 13:32:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-08-08 13:32:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:32:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-08-08 13:32:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-08-08 13:32:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 13:32:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 13:32:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 13:32:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 13:32:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-08 13:32:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:32:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-08-08 13:32:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-08-08 13:32:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-08-08 13:32:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-08-08 13:32:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-08-08 13:32:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-08-08 13:32:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-08-08 13:32:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-08-08 13:32:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-08-08 13:32:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-08-08 13:32:12,400 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-08-08 13:32:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-08-08 13:32:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-08-08 13:32:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-08-08 13:32:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-08-08 13:32:12,401 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-08-08 13:32:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-08-08 13:32:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-08-08 13:32:12,402 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-08-08 13:32:12,403 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-08-08 13:32:12,403 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-08-08 13:32:12,403 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-08-08 13:32:12,403 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-08-08 13:32:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-08-08 13:32:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-08-08 13:32:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-08-08 13:32:12,404 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-08-08 13:32:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-08-08 13:32:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-08-08 13:32:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-08-08 13:32:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-08-08 13:32:12,405 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-08-08 13:32:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:32:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:32:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-08 13:32:12,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:32:23,265 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:32:23,266 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:32:23,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:32:23 BoogieIcfgContainer [2019-08-08 13:32:23,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:32:23,267 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:32:23,268 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:32:23,268 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:32:23,269 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:32:23" (1/1) ... [2019-08-08 13:32:23,281 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:32:23,283 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:32:23,295 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:32:23,303 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:32:23,304 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:32:23,372 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 282 [2019-08-08 13:32:23,402 INFO L185 IcfgInterpreter]: Interpreting procedure __startrek_hyperperiod with input of size 295 [2019-08-08 13:32:53,101 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 1 [2019-08-08 13:32:53,101 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:32:53,102 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:32:53,104 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 59846#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-08 13:32:53,105 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:32:53,111 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:32:53,113 INFO L168 Benchmark]: Toolchain (without parser) took 42547.80 ms. Allocated memory was 135.3 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 88.1 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-08-08 13:32:53,114 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 13:32:53,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1349.08 ms. Allocated memory was 135.3 MB in the beginning and 202.4 MB in the end (delta: 67.1 MB). Free memory was 87.7 MB in the beginning and 107.0 MB in the end (delta: -19.3 MB). Peak memory consumption was 53.0 MB. Max. memory is 7.1 GB. [2019-08-08 13:32:53,116 INFO L168 Benchmark]: Boogie Preprocessor took 400.42 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 106.3 MB in the beginning and 182.5 MB in the end (delta: -76.2 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. [2019-08-08 13:32:53,117 INFO L168 Benchmark]: RCFGBuilder took 10950.68 ms. Allocated memory was 230.7 MB in the beginning and 332.4 MB in the end (delta: 101.7 MB). Free memory was 182.5 MB in the beginning and 258.3 MB in the end (delta: -75.8 MB). Peak memory consumption was 158.4 MB. Max. memory is 7.1 GB. [2019-08-08 13:32:53,118 INFO L168 Benchmark]: Symbolic Interpretation took 29843.85 ms. Allocated memory was 332.4 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 258.3 MB in the beginning and 1.2 GB in the end (delta: -930.8 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-08-08 13:32:53,123 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 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 110.5 MB in the beginning and 110.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1349.08 ms. Allocated memory was 135.3 MB in the beginning and 202.4 MB in the end (delta: 67.1 MB). Free memory was 87.7 MB in the beginning and 107.0 MB in the end (delta: -19.3 MB). Peak memory consumption was 53.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 400.42 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 106.3 MB in the beginning and 182.5 MB in the end (delta: -76.2 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 10950.68 ms. Allocated memory was 230.7 MB in the beginning and 332.4 MB in the end (delta: 101.7 MB). Free memory was 182.5 MB in the beginning and 258.3 MB in the end (delta: -75.8 MB). Peak memory consumption was 158.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 29843.85 ms. Allocated memory was 332.4 MB in the beginning and 1.9 GB in the end (delta: 1.5 GB). Free memory was 258.3 MB in the beginning and 1.2 GB in the end (delta: -930.8 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...