/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 06:22:25,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 06:22:25,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 06:22:25,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 06:22:25,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 06:22:25,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 06:22:25,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 06:22:25,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 06:22:25,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 06:22:25,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 06:22:25,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 06:22:25,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 06:22:25,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 06:22:25,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 06:22:25,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 06:22:25,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 06:22:25,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 06:22:25,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 06:22:25,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 06:22:25,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 06:22:25,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 06:22:25,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 06:22:25,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 06:22:25,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 06:22:25,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 06:22:25,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 06:22:25,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 06:22:25,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 06:22:25,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 06:22:25,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 06:22:25,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 06:22:25,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 06:22:25,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 06:22:25,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 06:22:25,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 06:22:25,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 06:22:25,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 06:22:25,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 06:22:25,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 06:22:25,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 06:22:25,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 06:22:25,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 06:22:26,002 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 06:22:26,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 06:22:26,002 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 06:22:26,003 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 06:22:26,003 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 06:22:26,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 06:22:26,004 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 06:22:26,004 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 06:22:26,004 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 06:22:26,004 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 06:22:26,005 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 06:22:26,005 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 06:22:26,005 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 06:22:26,005 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 06:22:26,005 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 06:22:26,005 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 06:22:26,006 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 06:22:26,006 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 06:22:26,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 06:22:26,006 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 06:22:26,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 06:22:26,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 06:22:26,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 06:22:26,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 06:22:26,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 06:22:26,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 06:22:26,007 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 06:22:26,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 06:22:26,008 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 06:22:26,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 06:22:26,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 06:22:26,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 06:22:26,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 06:22:26,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 06:22:26,009 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 06:22:26,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 06:22:26,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 06:22:26,009 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 06:22:26,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 06:22:26,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 06:22:26,009 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 06:22:26,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 06:22:26,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 06:22:26,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 06:22:26,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 06:22:26,241 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 06:22:26,242 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 06:22:26,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2023-04-01 06:22:27,426 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 06:22:27,820 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 06:22:27,821 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2023-04-01 06:22:27,844 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c6832d5/d6044f101fd64cb7ac9752824f1747c8/FLAG94768204d [2023-04-01 06:22:27,862 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c6832d5/d6044f101fd64cb7ac9752824f1747c8 [2023-04-01 06:22:27,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 06:22:27,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 06:22:27,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 06:22:27,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 06:22:27,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 06:22:27,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 06:22:27" (1/1) ... [2023-04-01 06:22:27,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b3f5776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:27, skipping insertion in model container [2023-04-01 06:22:27,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 06:22:27" (1/1) ... [2023-04-01 06:22:27,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 06:22:27,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 06:22:28,135 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c[2062,2075] [2023-04-01 06:22:28,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 06:22:28,537 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 06:22:28,549 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c[2062,2075] [2023-04-01 06:22:28,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 06:22:28,937 INFO L208 MainTranslator]: Completed translation [2023-04-01 06:22:28,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28 WrapperNode [2023-04-01 06:22:28,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 06:22:28,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 06:22:28,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 06:22:28,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 06:22:28,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:28,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:29,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:29,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:29,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:29,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:29,184 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:29,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:29,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 06:22:29,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 06:22:29,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 06:22:29,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 06:22:29,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (1/1) ... [2023-04-01 06:22:29,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 06:22:29,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 06:22:29,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 06:22:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 06:22:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 06:22:29,314 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 06:22:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 06:22:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-04-01 06:22:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_init [2023-04-01 06:22:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure balance_control [2023-04-01 06:22:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-04-01 06:22:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-04-01 06:22:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-04-01 06:22:29,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_read_bt_packet [2023-04-01 06:22:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_battery_voltage [2023-04-01 06:22:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts1 [2023-04-01 06:22:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_sonar_sensor [2023-04-01 06:22:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts2 [2023-04-01 06:22:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure OSEK_Task_ts3 [2023-04-01 06:22:29,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-04-01 06:22:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts3 [2023-04-01 06:22:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-04-01 06:22:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts2 [2023-04-01 06:22:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-04-01 06:22:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure cil_keeperOSEK_Task_ts1 [2023-04-01 06:22:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_schedule_jobs [2023-04-01 06:22:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_globals [2023-04-01 06:22:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-04-01 06:22:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-04-01 06:22:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-04-01 06:22:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_assert_i0 [2023-04-01 06:22:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assumptions [2023-04-01 06:22:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_init [2023-04-01 06:22:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_user_final [2023-04-01 06:22:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_check_assertions [2023-04-01 06:22:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2023-04-01 06:22:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 06:22:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-04-01 06:22:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-04-01 06:22:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2023-04-01 06:22:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2023-04-01 06:22:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2023-04-01 06:22:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_trans [2023-04-01 06:22:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_OSEK_Task_ts2 [2023-04-01 06:22:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_job_count_OSEK_Task_ts1 [2023-04-01 06:22:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-04-01 06:22:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-04-01 06:22:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-04-01 06:22:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2023-04-01 06:22:29,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2023-04-01 06:22:29,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2023-04-01 06:22:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_OSEK_Task_ts2 [2023-04-01 06:22:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_job_count_OSEK_Task_ts1 [2023-04-01 06:22:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_init_shared [2023-04-01 06:22:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_get_pi_lock [2023-04-01 06:22:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_release_pi_lock [2023-04-01 06:22:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_bt_data_logger [2023-04-01 06:22:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_sound_tone [2023-04-01 06:22:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-04-01 06:22:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-04-01 06:22:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 06:22:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 06:22:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_shared [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_assert_i0 [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-04-01 06:22:29,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_lock [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cpu_unlock [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_get_pi_lock [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_release_pi_lock [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure balance_init [2023-04-01 06:22:29,326 INFO L130 BoogieDeclarations]: Found specification of procedure balance_control [2023-04-01 06:22:29,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 06:22:29,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 06:22:29,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 06:22:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 06:22:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 06:22:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-01 06:22:29,328 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-04-01 06:22:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-04-01 06:22:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2023-04-01 06:22:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-04-01 06:22:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2023-04-01 06:22:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_trans [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_sound_tone [2023-04-01 06:22:29,330 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_read_bt_packet [2023-04-01 06:22:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_battery_voltage [2023-04-01 06:22:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-04-01 06:22:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_bt_data_logger [2023-04-01 06:22:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts1 [2023-04-01 06:22:29,331 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_sonar_sensor [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts2 [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure OSEK_Task_ts3 [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts3 [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_OSEK_Task_ts2 [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_OSEK_Task_ts2 [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts2 [2023-04-01 06:22:29,332 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_job_count_OSEK_Task_ts1 [2023-04-01 06:22:29,333 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_job_count_OSEK_Task_ts1 [2023-04-01 06:22:29,333 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-04-01 06:22:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure cil_keeperOSEK_Task_ts1 [2023-04-01 06:22:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_schedule_jobs [2023-04-01 06:22:29,334 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_init_globals [2023-04-01 06:22:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assumptions [2023-04-01 06:22:29,335 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_init [2023-04-01 06:22:29,337 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_user_final [2023-04-01 06:22:29,338 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_check_assertions [2023-04-01 06:22:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2023-04-01 06:22:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 06:22:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 06:22:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 06:22:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 06:22:29,967 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 06:22:29,971 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 06:22:50,273 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 06:22:50,594 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 06:22:50,641 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 06:22:50,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 06:22:50 BoogieIcfgContainer [2023-04-01 06:22:50,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 06:22:50,650 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 06:22:50,650 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 06:22:50,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 06:22:50,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 06:22:27" (1/3) ... [2023-04-01 06:22:50,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c3e11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 06:22:50, skipping insertion in model container [2023-04-01 06:22:50,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:22:28" (2/3) ... [2023-04-01 06:22:50,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c3e11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 06:22:50, skipping insertion in model container [2023-04-01 06:22:50,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 06:22:50" (3/3) ... [2023-04-01 06:22:50,659 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_aso.2.M1-1.c [2023-04-01 06:22:50,675 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 06:22:50,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 06:22:50,768 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 06:22:50,776 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@62495985, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 06:22:50,776 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 06:22:50,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 1681 states, 999 states have (on average 1.2492492492492493) internal successors, (1248), 1034 states have internal predecessors, (1248), 625 states have call successors, (625), 52 states have call predecessors, (625), 52 states have return successors, (625), 623 states have call predecessors, (625), 625 states have call successors, (625) [2023-04-01 06:22:50,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1196 [2023-04-01 06:22:50,873 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:22:50,875 INFO L195 NwaCegarLoop]: trace histogram [241, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 06:22:50,876 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:22:50,882 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:22:50,883 INFO L85 PathProgramCache]: Analyzing trace with hash 54841613, now seen corresponding path program 1 times [2023-04-01 06:22:50,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:22:50,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769057899] [2023-04-01 06:22:50,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:22:50,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms