/usr/lib/jvm/java-1.11.0-openjdk-amd64/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 06:09:57,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 06:09:57,976 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-16 06:09:57,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 06:09:57,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 06:09:58,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 06:09:58,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 06:09:58,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 06:09:58,010 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 06:09:58,014 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 06:09:58,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 06:09:58,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 06:09:58,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 06:09:58,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 06:09:58,017 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 06:09:58,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 06:09:58,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 06:09:58,018 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 06:09:58,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 06:09:58,018 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 06:09:58,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 06:09:58,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 06:09:58,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 06:09:58,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 06:09:58,019 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 06:09:58,020 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 06:09:58,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 06:09:58,020 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 06:09:58,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 06:09:58,021 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 06:09:58,022 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 06:09:58,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 06:09:58,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 06:09:58,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 06:09:58,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 06:09:58,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 06:09:58,023 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 06:09:58,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 06:09:58,023 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 06:09:58,024 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 06:09:58,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 06:09:58,024 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 06:09:58,024 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 06:09:58,024 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 06:09:58,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 06:09:58,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 06:09:58,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 06:09:58,293 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 06:09:58,294 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 06:09:58,295 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c [2023-12-16 06:09:59,521 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 06:10:00,047 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 06:10:00,048 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c [2023-12-16 06:10:00,107 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2088d0b61/f09372eaf3d04aa9a5dd339c7212946e/FLAG7801c0ad9 [2023-12-16 06:10:00,122 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2088d0b61/f09372eaf3d04aa9a5dd339c7212946e [2023-12-16 06:10:00,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 06:10:00,126 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 06:10:00,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 06:10:00,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 06:10:00,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 06:10:00,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 06:10:00" (1/1) ... [2023-12-16 06:10:00,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184d352b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:00, skipping insertion in model container [2023-12-16 06:10:00,134 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 06:10:00" (1/1) ... [2023-12-16 06:10:00,330 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 06:10:00,608 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c[2319,2332] [2023-12-16 06:10:01,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 06:10:01,903 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 06:10:01,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug3.i","-S") [48] [2023-12-16 06:10:01,924 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_aso.3.M4.c[2319,2332] [2023-12-16 06:10:02,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 06:10:02,877 INFO L206 MainTranslator]: Completed translation [2023-12-16 06:10:02,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02 WrapperNode [2023-12-16 06:10:02,877 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 06:10:02,879 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 06:10:02,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 06:10:02,879 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 06:10:02,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:03,546 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:05,372 INFO L138 Inliner]: procedures = 72, calls = 21284, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 46639 [2023-12-16 06:10:05,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 06:10:05,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 06:10:05,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 06:10:05,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 06:10:05,383 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:05,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:05,775 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:06,105 INFO L175 MemorySlicer]: Split 16590 memory accesses to 32 slices as follows [8, 2, 193, 2, 17, 9, 2689, 3449, 4, 2352, 1660, 1016, 852, 218, 322, 218, 322, 218, 322, 218, 322, 218, 322, 218, 8, 322, 218, 7, 322, 218, 322, 2]. 21 percent of accesses are in the largest equivalence class. The 136 initializations are split as follows [0, 2, 96, 0, 8, 4, 0, 0, 0, 8, 8, 4, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0]. The 1978 writes are split as follows [4, 0, 1, 1, 1, 1, 97, 97, 0, 8, 8, 4, 4, 110, 108, 110, 108, 110, 108, 110, 108, 110, 108, 110, 4, 108, 110, 3, 108, 110, 108, 1]. [2023-12-16 06:10:06,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:06,105 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:06,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:07,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:07,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:07,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:07,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 06:10:07,572 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 06:10:07,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 06:10:07,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 06:10:07,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (1/1) ... [2023-12-16 06:10:07,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 06:10:07,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 06:10:07,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-16 06:10:07,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-16 06:10:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 06:10:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2023-12-16 06:10:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2023-12-16 06:10:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-12-16 06:10:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-12-16 06:10:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2023-12-16 06:10:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2023-12-16 06:10:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-16 06:10:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-12-16 06:10:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-12-16 06:10:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-12-16 06:10:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-12-16 06:10:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-12-16 06:10:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-12-16 06:10:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2023-12-16 06:10:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2023-12-16 06:10:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-12-16 06:10:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-12-16 06:10:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-12-16 06:10:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-12-16 06:10:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-12-16 06:10:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-12-16 06:10:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-12-16 06:10:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-12-16 06:10:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-12-16 06:10:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-12-16 06:10:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-12-16 06:10:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-12-16 06:10:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-12-16 06:10:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-12-16 06:10:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-12-16 06:10:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-12-16 06:10:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-12-16 06:10:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-12-16 06:10:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_version [2023-12-16 06:10:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_version [2023-12-16 06:10:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2023-12-16 06:10:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2023-12-16 06:10:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2023-12-16 06:10:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2023-12-16 06:10:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-12-16 06:10:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-12-16 06:10:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-12-16 06:10:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2023-12-16 06:10:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_version [2023-12-16 06:10:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_version [2023-12-16 06:10:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-12-16 06:10:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2023-12-16 06:10:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-12-16 06:10:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2023-12-16 06:10:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-16 06:10:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-16 06:10:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-16 06:10:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-12-16 06:10:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-12-16 06:10:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-12-16 06:10:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-12-16 06:10:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-12-16 06:10:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-12-16 06:10:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-12-16 06:10:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-12-16 06:10:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-12-16 06:10:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-12-16 06:10:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-12-16 06:10:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-12-16 06:10:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-12-16 06:10:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-12-16 06:10:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-12-16 06:10:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-12-16 06:10:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-12-16 06:10:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-12-16 06:10:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-12-16 06:10:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-12-16 06:10:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-12-16 06:10:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-12-16 06:10:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-12-16 06:10:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2023-12-16 06:10:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2023-12-16 06:10:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2023-12-16 06:10:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2023-12-16 06:10:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2023-12-16 06:10:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2023-12-16 06:10:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-16 06:10:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-16 06:10:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 06:10:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-16 06:10:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-12-16 06:10:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-12-16 06:10:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-12-16 06:10:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-12-16 06:10:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-12-16 06:10:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-12-16 06:10:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-12-16 06:10:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-12-16 06:10:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-12-16 06:10:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-12-16 06:10:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-12-16 06:10:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-12-16 06:10:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-12-16 06:10:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 06:10:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 06:10:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2023-12-16 06:10:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2023-12-16 06:10:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-12-16 06:10:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-12-16 06:10:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2023-12-16 06:10:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2023-12-16 06:10:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2023-12-16 06:10:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2023-12-16 06:10:09,708 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 06:10:09,710 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 06:10:37,479 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 06:10:38,587 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 06:10:38,591 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 06:10:38,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 06:10:38 BoogieIcfgContainer [2023-12-16 06:10:38,592 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 06:10:38,594 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 06:10:38,594 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 06:10:38,598 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 06:10:38,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 06:10:00" (1/3) ... [2023-12-16 06:10:38,599 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c82f08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 06:10:38, skipping insertion in model container [2023-12-16 06:10:38,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 06:10:02" (2/3) ... [2023-12-16 06:10:38,600 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c82f08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 06:10:38, skipping insertion in model container [2023-12-16 06:10:38,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 06:10:38" (3/3) ... [2023-12-16 06:10:38,602 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_aso.3.M4.c [2023-12-16 06:10:38,618 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 06:10:38,619 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 06:10:38,842 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 06:10:38,848 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@38600092, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 06:10:38,848 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 06:10:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand has 13111 states, 8443 states have (on average 1.3042757313751037) internal successors, (11012), 8557 states have internal predecessors, (11012), 4641 states have call successors, (4641), 25 states have call predecessors, (4641), 25 states have return successors, (4641), 4638 states have call predecessors, (4641), 4641 states have call successors, (4641) [2023-12-16 06:10:39,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8464 [2023-12-16 06:10:39,756 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 06:10:39,760 INFO L195 NwaCegarLoop]: trace histogram [979, 979, 979, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 06:10:39,760 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 06:10:39,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 06:10:39,768 INFO L85 PathProgramCache]: Analyzing trace with hash -919191756, now seen corresponding path program 1 times [2023-12-16 06:10:39,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 06:10:39,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311944296] [2023-12-16 06:10:39,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 06:10:39,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2023-12-16 06:10:54,246 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 06:10:55,294 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown