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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:54:23,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:54:23,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:54:23,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:54:23,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:54:23,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:54:23,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:54:23,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:54:23,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:54:23,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:54:23,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:54:23,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:54:23,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:54:23,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:54:23,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:54:23,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:54:23,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:54:23,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:54:23,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:54:23,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:54:23,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:54:23,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:54:23,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:54:23,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:54:23,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 12:54:23,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 12:54:23,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 12:54:23,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 12:54:23,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 12:54:23,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 12:54:23,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:54:23,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:54:23,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:54:23,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:54:23,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:54:23,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:54:23,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:54:23,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:54:23,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:54:23,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:54:23,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:54:23,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 12:54:23,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:54:23,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:54:23,436 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:54:23,437 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:54:23,439 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:54:23,439 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:54:23,440 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:54:23,440 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:54:23,440 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:54:23,440 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:54:23,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:54:23,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:54:23,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:54:23,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:54:23,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:54:23,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:54:23,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:54:23,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:54:23,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:54:23,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:54:23,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:54:23,444 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:54:23,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:54:23,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:54:23,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:54:23,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:54:23,445 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:54:23,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:54:23,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:54:23,446 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:54:23,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:54:23,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:54:23,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:54:23,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:54:23,511 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:54:23,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M4.c [2019-10-03 12:54:23,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bff97eaa/5ac11d4f8066478daf50744772838c9a/FLAG366590243 [2019-10-03 12:54:24,223 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:54:24,224 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt.3.M4.c [2019-10-03 12:54:24,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bff97eaa/5ac11d4f8066478daf50744772838c9a/FLAG366590243 [2019-10-03 12:54:24,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bff97eaa/5ac11d4f8066478daf50744772838c9a [2019-10-03 12:54:24,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:54:24,409 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:54:24,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:54:24,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:54:24,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:54:24,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:24,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50821800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:24, skipping insertion in model container [2019-10-03 12:54:24,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:54:24" (1/1) ... [2019-10-03 12:54:24,423 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:54:24,487 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:54:25,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:54:25,282 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:54:25,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:54:25,553 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:54:25,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25 WrapperNode [2019-10-03 12:54:25,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:54:25,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:54:25,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:54:25,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:54:25,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25" (1/1) ... [2019-10-03 12:54:25,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25" (1/1) ... [2019-10-03 12:54:25,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25" (1/1) ... [2019-10-03 12:54:25,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25" (1/1) ... [2019-10-03 12:54:25,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25" (1/1) ... [2019-10-03 12:54:25,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25" (1/1) ... [2019-10-03 12:54:25,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25" (1/1) ... [2019-10-03 12:54:25,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:54:25,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:54:25,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:54:25,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:54:25,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:54:25" (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 [2019-10-03 12:54:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:54:26,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:54:26,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-03 12:54:26,059 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-03 12:54:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-03 12:54:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-03 12:54:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-03 12:54:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-03 12:54:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-03 12:54:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-03 12:54:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-03 12:54:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-03 12:54:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-03 12:54:26,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:54:26,063 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:54:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:54:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:54:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-03 12:54:26,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:54:26,065 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:54:26,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-03 12:54:26,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-03 12:54:26,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-03 12:54:26,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-03 12:54:26,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-03 12:54:26,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-03 12:54:26,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-03 12:54:26,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-03 12:54:26,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2019-10-03 12:54:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:54:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:54:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-03 12:54:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-10-03 12:54:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:54:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-03 12:54:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-10-03 12:54:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-03 12:54:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-03 12:54:26,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-03 12:54:26,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-03 12:54:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-03 12:54:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-03 12:54:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-03 12:54:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:54:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-03 12:54:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-03 12:54:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-03 12:54:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-03 12:54:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-03 12:54:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 12:54:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-03 12:54:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:54:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:54:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-03 12:54:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-03 12:54:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-03 12:54:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-03 12:54:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-03 12:54:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 12:54:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 12:54:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 12:54:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 12:54:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 12:54:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-03 12:54:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:54:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:54:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-03 12:54:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-03 12:54:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-10-03 12:54:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-10-03 12:54:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-03 12:54:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-03 12:54:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-03 12:54:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-03 12:54:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-03 12:54:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-03 12:54:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-03 12:54:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-03 12:54:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-03 12:54:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-03 12:54:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-03 12:54:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-03 12:54:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-03 12:54:26,086 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:54:26,086 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:54:26,087 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:54:26,087 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:54:26,088 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-03 12:54:26,088 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-03 12:54:26,088 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:54:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:54:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-03 12:54:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-03 12:54:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-03 12:54:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-03 12:54:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2019-10-03 12:54:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:54:26,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:54:26,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 12:54:26,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:54:33,688 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:54:33,688 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:54:33,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:54:33 BoogieIcfgContainer [2019-10-03 12:54:33,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:54:33,691 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:54:33,691 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:54:33,691 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:54:33,692 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:54:33" (1/1) ... [2019-10-03 12:54:33,750 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:54:33,830 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 12:54:33,835 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. [2019-10-03 12:54:33,835 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:54:33,838 INFO L168 Benchmark]: Toolchain (without parser) took 9427.89 ms. Allocated memory was 132.1 MB in the beginning and 343.4 MB in the end (delta: 211.3 MB). Free memory was 83.8 MB in the beginning and 199.6 MB in the end (delta: -115.7 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,839 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1143.60 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 83.6 MB in the beginning and 101.5 MB in the end (delta: -17.9 MB). Peak memory consumption was 56.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,842 INFO L168 Benchmark]: Boogie Preprocessor took 398.32 ms. Allocated memory was 200.8 MB in the beginning and 223.9 MB in the end (delta: 23.1 MB). Free memory was 101.5 MB in the beginning and 174.2 MB in the end (delta: -72.7 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,843 INFO L168 Benchmark]: RCFGBuilder took 7737.15 ms. Allocated memory was 223.9 MB in the beginning and 343.4 MB in the end (delta: 119.5 MB). Free memory was 174.2 MB in the beginning and 207.7 MB in the end (delta: -33.4 MB). Peak memory consumption was 167.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,844 INFO L168 Benchmark]: Abstract Interpretation took 144.77 ms. Allocated memory is still 343.4 MB. Free memory was 207.7 MB in the beginning and 199.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:54:33,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1143.60 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 83.6 MB in the beginning and 101.5 MB in the end (delta: -17.9 MB). Peak memory consumption was 56.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 398.32 ms. Allocated memory was 200.8 MB in the beginning and 223.9 MB in the end (delta: 23.1 MB). Free memory was 101.5 MB in the beginning and 174.2 MB in the end (delta: -72.7 MB). Peak memory consumption was 47.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7737.15 ms. Allocated memory was 223.9 MB in the beginning and 343.4 MB in the end (delta: 119.5 MB). Free memory was 174.2 MB in the beginning and 207.7 MB in the end (delta: -33.4 MB). Peak memory consumption was 167.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 144.77 ms. Allocated memory is still 343.4 MB. Free memory was 207.7 MB in the beginning and 199.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 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...