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/rekcba_nxt.2.M4-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:52:43,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:52:43,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:52:43,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:52:43,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:52:43,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:52:43,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:52:43,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:52:43,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:52:43,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:52:43,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:52:43,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:52:43,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:52:43,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:52:43,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:52:43,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:52:43,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:52:43,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:52:43,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:52:43,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:52:43,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:52:43,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:52:43,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:52:43,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:52:43,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 12:52:43,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 12:52:43,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 12:52:43,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 12:52:43,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 12:52:43,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 12:52:43,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:52:43,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:52:43,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:52:43,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:52:43,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:52:43,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:52:43,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:52:43,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:52:43,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:52:43,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:52:43,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:52:43,253 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 12:52:43,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:52:43,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:52:43,270 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:52:43,270 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:52:43,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:52:43,271 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:52:43,271 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:52:43,272 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:52:43,272 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:52:43,272 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:52:43,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:52:43,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:52:43,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:52:43,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:52:43,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:52:43,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:52:43,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:52:43,274 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:52:43,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:52:43,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:52:43,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:52:43,275 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:52:43,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:52:43,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:52:43,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:52:43,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:52:43,276 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:52:43,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:52:43,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:52:43,276 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:52:43,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:52:43,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:52:43,331 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:52:43,333 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:52:43,333 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:52:43,335 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c [2019-10-03 12:52:43,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3ce6483/da7b9a457fe3462ab60c52d61de528c9/FLAG1348af1cc [2019-10-03 12:52:44,285 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:52:44,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c [2019-10-03 12:52:44,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3ce6483/da7b9a457fe3462ab60c52d61de528c9/FLAG1348af1cc [2019-10-03 12:52:44,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3ce6483/da7b9a457fe3462ab60c52d61de528c9 [2019-10-03 12:52:44,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:52:44,814 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:52:44,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:52:44,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:52:44,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:52:44,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:52:44" (1/1) ... [2019-10-03 12:52:44,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9e1cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:44, skipping insertion in model container [2019-10-03 12:52:44,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:52:44" (1/1) ... [2019-10-03 12:52:44,829 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:52:45,005 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:52:46,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:52:46,726 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:52:48,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:52:48,124 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:52:48,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48 WrapperNode [2019-10-03 12:52:48,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:52:48,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:52:48,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:52:48,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:52:48,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48" (1/1) ... [2019-10-03 12:52:48,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48" (1/1) ... [2019-10-03 12:52:48,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48" (1/1) ... [2019-10-03 12:52:48,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48" (1/1) ... [2019-10-03 12:52:50,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48" (1/1) ... [2019-10-03 12:52:50,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48" (1/1) ... [2019-10-03 12:52:50,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48" (1/1) ... [2019-10-03 12:52:50,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:52:50,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:52:50,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:52:50,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:52:50,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:52:48" (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 12:52:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:52:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:52:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-03 12:52:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2019-10-03 12:52:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2019-10-03 12:52:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2019-10-03 12:52:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2019-10-03 12:52:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2019-10-03 12:52:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2019-10-03 12:52:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2019-10-03 12:52:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2019-10-03 12:52:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2019-10-03 12:52:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2019-10-03 12:52:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:52:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:52:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:52:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:52:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_Background [2019-10-03 12:52:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:52:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:52:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2019-10-03 12:52:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2019-10-03 12:52:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2019-10-03 12:52:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2019-10-03 12:52:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2019-10-03 12:52:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2019-10-03 12:52:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2019-10-03 12:52:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2019-10-03 12:52:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2019-10-03 12:52:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2019-10-03 12:52:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2019-10-03 12:52:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:52:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:52:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2019-10-03 12:52:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_observer_obstacle_flag [2019-10-03 12:52:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:52:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2019-10-03 12:52:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2019-10-03 12:52:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2019-10-03 12:52:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2019-10-03 12:52:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2019-10-03 12:52:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_status_monitor [2019-10-03 12:52:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2019-10-03 12:52:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2019-10-03 12:52:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_on_lcd [2019-10-03 12:52:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:52:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2019-10-03 12:52:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2019-10-03 12:52:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2019-10-03 12:52:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2019-10-03 12:52:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2019-10-03 12:52:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 12:52:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-03 12:52:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:52:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:52:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2019-10-03 12:52:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2019-10-03 12:52:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-03 12:52:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2019-10-03 12:52:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2019-10-03 12:52:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 12:52:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 12:52:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 12:52:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 12:52:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 12:52:50,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-03 12:52:50,514 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2019-10-03 12:52:50,514 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2019-10-03 12:52:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2019-10-03 12:52:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2019-10-03 12:52:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_observer_obstacle_flag [2019-10-03 12:52:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2019-10-03 12:52:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2019-10-03 12:52:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2019-10-03 12:52:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2019-10-03 12:52:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2019-10-03 12:52:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2019-10-03 12:52:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_status_monitor [2019-10-03 12:52:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2019-10-03 12:52:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2019-10-03 12:52:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2019-10-03 12:52:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2019-10-03 12:52:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2019-10-03 12:52:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2019-10-03 12:52:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2019-10-03 12:52:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2019-10-03 12:52:50,524 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2019-10-03 12:52:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2019-10-03 12:52:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2019-10-03 12:52:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_on_lcd [2019-10-03 12:52:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_Background [2019-10-03 12:52:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2019-10-03 12:52:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_Background [2019-10-03 12:52:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2019-10-03 12:52:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2019-10-03 12:52:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2019-10-03 12:52:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2019-10-03 12:52:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2019-10-03 12:52:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2019-10-03 12:52:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2019-10-03 12:52:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:52:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:52:50,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 12:52:50,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:53:21,025 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:53:21,026 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:53:21,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:53:21 BoogieIcfgContainer [2019-10-03 12:53:21,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:53:21,035 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:53:21,035 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:53:21,035 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:53:21,037 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:53:21" (1/1) ... [2019-10-03 12:53:21,230 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:53:21,339 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 12:53:21,347 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 88 root evaluator evaluations with a maximum evaluation depth of 0. Performed 88 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 170 variables. [2019-10-03 12:53:21,347 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:53:21,351 INFO L168 Benchmark]: Toolchain (without parser) took 36534.88 ms. Allocated memory was 141.6 MB in the beginning and 1.1 GB in the end (delta: 926.4 MB). Free memory was 67.5 MB in the beginning and 515.9 MB in the end (delta: -448.4 MB). Peak memory consumption was 478.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:53:21,353 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:53:21,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3311.24 ms. Allocated memory was 141.6 MB in the beginning and 368.6 MB in the end (delta: 227.0 MB). Free memory was 67.3 MB in the beginning and 199.4 MB in the end (delta: -132.1 MB). Peak memory consumption was 185.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:53:21,357 INFO L168 Benchmark]: Boogie Preprocessor took 2261.60 ms. Allocated memory was 368.6 MB in the beginning and 508.6 MB in the end (delta: 140.0 MB). Free memory was 199.4 MB in the beginning and 322.5 MB in the end (delta: -123.0 MB). Peak memory consumption was 216.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:53:21,359 INFO L168 Benchmark]: RCFGBuilder took 30642.54 ms. Allocated memory was 508.6 MB in the beginning and 1.1 GB in the end (delta: 559.4 MB). Free memory was 322.5 MB in the beginning and 529.0 MB in the end (delta: -206.5 MB). Peak memory consumption was 718.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:53:21,360 INFO L168 Benchmark]: Abstract Interpretation took 312.86 ms. Allocated memory is still 1.1 GB. Free memory was 529.0 MB in the beginning and 515.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:53:21,371 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3311.24 ms. Allocated memory was 141.6 MB in the beginning and 368.6 MB in the end (delta: 227.0 MB). Free memory was 67.3 MB in the beginning and 199.4 MB in the end (delta: -132.1 MB). Peak memory consumption was 185.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2261.60 ms. Allocated memory was 368.6 MB in the beginning and 508.6 MB in the end (delta: 140.0 MB). Free memory was 199.4 MB in the beginning and 322.5 MB in the end (delta: -123.0 MB). Peak memory consumption was 216.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 30642.54 ms. Allocated memory was 508.6 MB in the beginning and 1.1 GB in the end (delta: 559.4 MB). Free memory was 322.5 MB in the beginning and 529.0 MB in the end (delta: -206.5 MB). Peak memory consumption was 718.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 312.86 ms. Allocated memory is still 1.1 GB. Free memory was 529.0 MB in the beginning and 515.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 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: 96]: 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...