./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e7add536910711ca3dec9220f075e67d5ee9c224580eddfa4901c995fa5681fd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:51:01,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:51:01,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 19:51:01,926 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:51:01,926 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:51:01,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:51:01,955 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:51:01,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:51:01,956 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:51:01,956 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:51:01,956 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:51:01,956 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:51:01,957 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:51:01,957 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:51:01,957 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:51:01,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:51:01,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:51:01,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:51:01,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:51:01,958 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:51:01,958 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:51:01,959 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:51:01,959 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:51:01,959 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:51:01,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:51:01,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:51:01,961 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:51:01,962 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:51:01,962 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:51:01,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:51:01,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:51:01,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:51:01,962 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:51:01,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:51:01,963 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:51:01,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:51:01,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:51:01,963 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:51:01,963 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:51:01,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:51:01,964 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7add536910711ca3dec9220f075e67d5ee9c224580eddfa4901c995fa5681fd [2024-11-27 19:51:02,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:51:02,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:51:02,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:51:02,340 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:51:02,340 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:51:02,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c [2024-11-27 19:51:05,461 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/data/c323e3b4b/4780caac336542afb2cca288ea90f73e/FLAGeeca5f0f4 [2024-11-27 19:51:06,408 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:51:06,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c [2024-11-27 19:51:06,500 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/data/c323e3b4b/4780caac336542afb2cca288ea90f73e/FLAGeeca5f0f4 [2024-11-27 19:51:06,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/data/c323e3b4b/4780caac336542afb2cca288ea90f73e [2024-11-27 19:51:06,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:51:06,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:51:06,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:51:06,535 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:51:06,540 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:51:06,541 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:51:06" (1/1) ... [2024-11-27 19:51:06,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7492bc7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:06, skipping insertion in model container [2024-11-27 19:51:06,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:51:06" (1/1) ... [2024-11-27 19:51:06,746 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:51:07,027 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c[2319,2332] [2024-11-27 19:51:08,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:51:08,673 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:51:08,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug4.i","-S") [48] [2024-11-27 19:51:08,692 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M4.c[2319,2332] [2024-11-27 19:51:09,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:51:09,840 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:51:09,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09 WrapperNode [2024-11-27 19:51:09,842 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:51:09,843 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:51:09,843 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:51:09,844 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:51:09,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:10,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:12,280 INFO L138 Inliner]: procedures = 73, calls = 23333, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 49020 [2024-11-27 19:51:12,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:51:12,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:51:12,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:51:12,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:51:12,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:12,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:12,905 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:13,304 INFO L175 MemorySlicer]: Split 18581 memory accesses to 32 slices as follows [2, 8, 2, 8, 194, 17, 9, 2784, 3584, 2352, 1664, 1060, 7, 2, 852, 325, 429, 325, 429, 4, 325, 429, 325, 429, 325, 429, 325, 429, 325, 429, 325, 429]. 19 percent of accesses are in the largest equivalence class. The 1960 initializations are split as follows [0, 0, 2, 0, 0, 8, 4, 96, 96, 8, 8, 4, 2, 0, 4, 108, 108, 108, 108, 0, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108]. The 2057 writes are split as follows [1, 4, 0, 4, 98, 1, 1, 96, 96, 8, 8, 4, 3, 1, 4, 109, 107, 109, 107, 0, 109, 107, 109, 107, 109, 107, 109, 107, 109, 107, 109, 107]. [2024-11-27 19:51:13,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:13,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:14,517 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:14,562 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:14,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:14,883 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:14,977 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:15,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:51:15,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:51:15,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:51:15,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:51:15,359 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (1/1) ... [2024-11-27 19:51:15,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:51:15,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:51:15,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:51:15,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4707a41-ebba-484b-9028-c1c04b5b2e64/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:51:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:51:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2024-11-27 19:51:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2024-11-27 19:51:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-27 19:51:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-27 19:51:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-27 19:51:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-27 19:51:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-27 19:51:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-27 19:51:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-27 19:51:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-27 19:51:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-27 19:51:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-27 19:51:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-27 19:51:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-27 19:51:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-27 19:51:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-27 19:51:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-27 19:51:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-27 19:51:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-27 19:51:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-27 19:51:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-27 19:51:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-27 19:51:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-27 19:51:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-27 19:51:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-27 19:51:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-27 19:51:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-27 19:51:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 19:51:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-27 19:51:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-27 19:51:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-27 19:51:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-27 19:51:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-27 19:51:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-27 19:51:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-27 19:51:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-27 19:51:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-27 19:51:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-27 19:51:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-27 19:51:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-27 19:51:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-27 19:51:15,449 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-27 19:51:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-27 19:51:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-27 19:51:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2024-11-27 19:51:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2024-11-27 19:51:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-27 19:51:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-27 19:51:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-27 19:51:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-27 19:51:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-27 19:51:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-27 19:51:15,451 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-27 19:51:15,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-27 19:51:15,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 19:51:15,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 19:51:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 19:51:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 19:51:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-27 19:51:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-27 19:51:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-27 19:51:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-27 19:51:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2024-11-27 19:51:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2024-11-27 19:51:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 19:51:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 19:51:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-27 19:51:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:51:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-27 19:51:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-27 19:51:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-27 19:51:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-27 19:51:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2024-11-27 19:51:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2024-11-27 19:51:18,685 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:51:18,688 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:52:13,450 INFO L? ?]: Removed 429 outVars from TransFormulas that were not future-live. [2024-11-27 19:52:13,450 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:52:13,617 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:52:13,617 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 19:52:13,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:52:13 BoogieIcfgContainer [2024-11-27 19:52:13,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:52:13,620 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:52:13,620 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:52:13,625 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:52:13,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:51:06" (1/3) ... [2024-11-27 19:52:13,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@797e5011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:52:13, skipping insertion in model container [2024-11-27 19:52:13,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:51:09" (2/3) ... [2024-11-27 19:52:13,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@797e5011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:52:13, skipping insertion in model container [2024-11-27 19:52:13,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:52:13" (3/3) ... [2024-11-27 19:52:13,628 INFO L128 eAbstractionObserver]: Analyzing ICFG rekcba_aso.4.M4.c [2024-11-27 19:52:13,643 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:52:13,647 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekcba_aso.4.M4.c that has 24 procedures, 13230 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 19:52:14,061 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:52:14,073 INFO L333 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, 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;@2bc6b395, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:52:14,074 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:52:14,117 INFO L276 IsEmpty]: Start isEmpty. Operand has 13230 states, 8525 states have (on average 1.3012316715542522) internal successors, (11093), 8638 states have internal predecessors, (11093), 4680 states have call successors, (4680), 23 states have call predecessors, (4680), 23 states have return successors, (4680), 4677 states have call predecessors, (4680), 4680 states have call successors, (4680) [2024-11-27 19:52:15,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8469 [2024-11-27 19:52:15,121 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:52:15,124 INFO L218 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, 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L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:52:15,141 INFO L85 PathProgramCache]: Analyzing trace with hash 850187705, now seen corresponding path program 1 times [2024-11-27 19:52:15,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:52:15,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046397030] [2024-11-27 19:52:15,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:52:15,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms