/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:11:48,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:11:48,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:11:48,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:11:48,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:11:48,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:11:48,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:11:48,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:11:48,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:11:48,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:11:48,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:11:48,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:11:48,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:11:48,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:11:48,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:11:48,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:11:48,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:11:48,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:11:48,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:11:48,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:11:48,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:11:48,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:11:48,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:11:48,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:11:48,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:11:48,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:11:48,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:11:48,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:11:48,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:11:48,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:11:48,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:11:48,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:11:48,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:11:48,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:11:48,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:11:48,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:11:48,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:11:48,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:11:48,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:11:48,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:11:48,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:11:48,340 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 [2019-11-07 07:11:48,377 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:11:48,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:11:48,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:11:48,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:11:48,381 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:11:48,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:11:48,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:11:48,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:11:48,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:11:48,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:11:48,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:11:48,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:11:48,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:11:48,383 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:11:48,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:11:48,383 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:11:48,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:11:48,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:11:48,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:11:48,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:11:48,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:11:48,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:11:48,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:11:48,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:11:48,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:11:48,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:11:48,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:11:48,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:11:48,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 07:11:48,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:11:48,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:11:48,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:11:48,700 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:11:48,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:11:48,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M4.c [2019-11-07 07:11:48,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ee00129d/0c44a3ba20f14896818a1f52d83b3e2d/FLAG6d7f053ae [2019-11-07 07:11:49,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:11:49,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M4.c [2019-11-07 07:11:49,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ee00129d/0c44a3ba20f14896818a1f52d83b3e2d/FLAG6d7f053ae [2019-11-07 07:11:49,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ee00129d/0c44a3ba20f14896818a1f52d83b3e2d [2019-11-07 07:11:49,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:11:49,645 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:11:49,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:11:49,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:11:49,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:11:49,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:11:49" (1/1) ... [2019-11-07 07:11:49,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e9f379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:49, skipping insertion in model container [2019-11-07 07:11:49,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:11:49" (1/1) ... [2019-11-07 07:11:49,666 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:11:49,751 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:11:50,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:11:50,542 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:11:50,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:11:50,855 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:11:50,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50 WrapperNode [2019-11-07 07:11:50,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:11:50,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:11:50,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:11:50,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:11:50,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:50,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:50,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:50,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:51,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:51,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:51,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:51,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:11:51,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:11:51,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:11:51,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:11:51,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50" (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 [2019-11-07 07:11:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:11:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:11:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-11-07 07:11:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-11-07 07:11:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-11-07 07:11:51,363 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-11-07 07:11:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-11-07 07:11:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-11-07 07:11:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-11-07 07:11:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-11-07 07:11:51,364 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-11-07 07:11:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-11-07 07:11:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-11-07 07:11:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 07:11:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 07:11:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 07:11:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 07:11:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-11-07 07:11:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 07:11:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-11-07 07:11:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-11-07 07:11:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-11-07 07:11:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-11-07 07:11:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-11-07 07:11:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-11-07 07:11:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-11-07 07:11:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-11-07 07:11:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-11-07 07:11:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-11-07 07:11:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:11:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-11-07 07:11:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-11-07 07:11:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-11-07 07:11:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-11-07 07:11:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-11-07 07:11:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-11-07 07:11:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-11-07 07:11:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-11-07 07:11:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-11-07 07:11:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-11-07 07:11:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-11-07 07:11:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-11-07 07:11:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-11-07 07:11:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:11:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-11-07 07:11:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-11-07 07:11:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-11-07 07:11:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-11-07 07:11:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-11-07 07:11:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 07:11:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 07:11:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:11:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:11:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-11-07 07:11:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-11-07 07:11:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-11-07 07:11:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-11-07 07:11:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-11-07 07:11:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:11:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:11:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:11:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:11:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-07 07:11:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 07:11:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-11-07 07:11:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-11-07 07:11:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-11-07 07:11:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-11-07 07:11:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-11-07 07:11:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-11-07 07:11:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-11-07 07:11:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-11-07 07:11:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-11-07 07:11:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-11-07 07:11:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-11-07 07:11:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-11-07 07:11:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-11-07 07:11:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-11-07 07:11:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-11-07 07:11:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-11-07 07:11:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-11-07 07:11:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-11-07 07:11:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-11-07 07:11:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-11-07 07:11:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-11-07 07:11:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-11-07 07:11:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-11-07 07:11:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-11-07 07:11:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-11-07 07:11:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-11-07 07:11:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-11-07 07:11:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-11-07 07:11:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-11-07 07:11:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-11-07 07:11:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-11-07 07:11:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-11-07 07:11:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:11:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:11:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 07:11:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:11:59,211 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:11:59,212 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 07:11:59,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:11:59 BoogieIcfgContainer [2019-11-07 07:11:59,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:11:59,214 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:11:59,214 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:11:59,215 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:11:59,215 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:11:59" (1/1) ... [2019-11-07 07:11:59,279 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:11:59,363 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 07:11:59,368 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 82 root evaluator evaluations with a maximum evaluation depth of 0. Performed 82 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 152 variables. [2019-11-07 07:11:59,369 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:11:59,371 INFO L168 Benchmark]: Toolchain (without parser) took 9725.67 ms. Allocated memory was 144.7 MB in the beginning and 310.9 MB in the end (delta: 166.2 MB). Free memory was 97.8 MB in the beginning and 131.6 MB in the end (delta: -33.8 MB). Peak memory consumption was 132.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:59,372 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:11:59,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1207.48 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 97.6 MB in the beginning and 109.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:59,375 INFO L168 Benchmark]: Boogie Preprocessor took 435.21 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 109.5 MB in the beginning and 186.0 MB in the end (delta: -76.6 MB). Peak memory consumption was 41.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:59,376 INFO L168 Benchmark]: RCFGBuilder took 7921.94 ms. Allocated memory was 234.9 MB in the beginning and 310.9 MB in the end (delta: 76.0 MB). Free memory was 186.0 MB in the beginning and 141.3 MB in the end (delta: 44.7 MB). Peak memory consumption was 141.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:59,377 INFO L168 Benchmark]: Abstract Interpretation took 154.73 ms. Allocated memory is still 310.9 MB. Free memory was 141.3 MB in the beginning and 131.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:59,381 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1207.48 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 97.6 MB in the beginning and 109.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 435.21 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 109.5 MB in the beginning and 186.0 MB in the end (delta: -76.6 MB). Peak memory consumption was 41.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7921.94 ms. Allocated memory was 234.9 MB in the beginning and 310.9 MB in the end (delta: 76.0 MB). Free memory was 186.0 MB in the beginning and 141.3 MB in the end (delta: 44.7 MB). Peak memory consumption was 141.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 154.73 ms. Allocated memory is still 310.9 MB. Free memory was 141.3 MB in the beginning and 131.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 87]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...