./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-2.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_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/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_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/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_439a063b-58ec-45ae-afe5-5ec245981cbf/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 13ab100f899a57e5eca7e0526610c7b743f980d5e72b80cc180b4d884d35b9a9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:11:43,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:11:43,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 05:11:43,164 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:11:43,165 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:11:43,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:11:43,218 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:11:43,218 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:11:43,219 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:11:43,220 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:11:43,220 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:11:43,221 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:11:43,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:11:43,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:11:43,222 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:11:43,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:11:43,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:11:43,222 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:11:43,222 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:11:43,223 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:11:43,225 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:11:43,226 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:11:43,226 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:11:43,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:11:43,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:11:43,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:11:43,228 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:11:43,228 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:11:43,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:11:43,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:11:43,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:11:43,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:11:43,229 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:11:43,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:11:43,229 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:11:43,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:11:43,229 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:11:43,229 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:11:43,229 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:11:43,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:11:43,229 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_439a063b-58ec-45ae-afe5-5ec245981cbf/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 -> 13ab100f899a57e5eca7e0526610c7b743f980d5e72b80cc180b4d884d35b9a9 [2024-11-28 05:11:43,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:11:43,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:11:43,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:11:43,594 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:11:43,594 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:11:43,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-2.c [2024-11-28 05:11:47,117 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/data/2da31f46f/86bfd7b5e68f49b0a450758d66fcaa81/FLAGfac404e8e [2024-11-28 05:11:47,964 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:11:47,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-2.c [2024-11-28 05:11:48,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/data/2da31f46f/86bfd7b5e68f49b0a450758d66fcaa81/FLAGfac404e8e [2024-11-28 05:11:48,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/data/2da31f46f/86bfd7b5e68f49b0a450758d66fcaa81 [2024-11-28 05:11:48,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:11:48,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:11:48,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:11:48,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:11:48,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:11:48,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:11:48" (1/1) ... [2024-11-28 05:11:48,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20db839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:48, skipping insertion in model container [2024-11-28 05:11:48,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:11:48" (1/1) ... [2024-11-28 05:11:48,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:11:48,704 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_439a063b-58ec-45ae-afe5-5ec245981cbf/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-2.c[2320,2333] [2024-11-28 05:11:50,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:11:50,710 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:11:50,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [48] [2024-11-28 05:11:50,734 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_439a063b-58ec-45ae-afe5-5ec245981cbf/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-2.c[2320,2333] [2024-11-28 05:11:52,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:11:52,705 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:11:52,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52 WrapperNode [2024-11-28 05:11:52,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:11:52,709 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:11:52,709 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:11:52,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:11:52,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:53,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:56,499 INFO L138 Inliner]: procedures = 73, calls = 23336, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 48995 [2024-11-28 05:11:56,500 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:11:56,501 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:11:56,501 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:11:56,501 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:11:56,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:56,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:57,010 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:57,481 INFO L175 MemorySlicer]: Split 18581 memory accesses to 32 slices as follows [7, 4, 8, 8, 2, 194, 17, 9, 2, 2784, 3584, 2352, 1664, 1060, 852, 325, 429, 325, 429, 325, 429, 325, 429, 325, 429, 325, 429, 325, 429, 325, 429, 2]. 19 percent of accesses are in the largest equivalence class. The 1960 initializations are split as follows [2, 0, 0, 0, 2, 0, 8, 4, 0, 96, 96, 8, 8, 4, 4, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 108, 0]. The 2057 writes are split as follows [3, 0, 4, 4, 0, 98, 1, 1, 1, 96, 96, 8, 8, 4, 4, 109, 107, 109, 107, 109, 107, 109, 107, 109, 107, 109, 107, 109, 107, 109, 107, 1]. [2024-11-28 05:11:57,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:57,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:58,935 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:59,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:59,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:59,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:59,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:59,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:11:59,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:11:59,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:11:59,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:11:59,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (1/1) ... [2024-11-28 05:11:59,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:11:59,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:11:59,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:11:59,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a063b-58ec-45ae-afe5-5ec245981cbf/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:11:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:11:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2024-11-28 05:11:59,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2024-11-28 05:11:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2024-11-28 05:11:59,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2024-11-28 05:11:59,978 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-28 05:11:59,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-28 05:11:59,978 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-28 05:11:59,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-28 05:11:59,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 05:11:59,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 05:11:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 05:11:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 05:11:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 05:11:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 05:11:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 05:11:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 05:11:59,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 05:11:59,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 05:11:59,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 05:11:59,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 05:11:59,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 05:11:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-28 05:11:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-28 05:11:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-28 05:11:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-28 05:11:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-28 05:11:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-28 05:11:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-28 05:11:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-28 05:11:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-28 05:11:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-28 05:11:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-28 05:11:59,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 05:11:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 05:11:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-28 05:11:59,991 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-28 05:11:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-28 05:11:59,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-28 05:11:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2024-11-28 05:11:59,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2024-11-28 05:11:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-28 05:11:59,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-28 05:11:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-28 05:11:59,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-28 05:11:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-28 05:11:59,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-28 05:11:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-28 05:11:59,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-28 05:11:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:11:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:11:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 05:11:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 05:11:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 05:11:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 05:11:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 05:11:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 05:11:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 05:11:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 05:11:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 05:11:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 05:11:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 05:11:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 05:11:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 05:11:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 05:11:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 05:11:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 05:11:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 05:12:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 05:12:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 05:12:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 05:12:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 05:12:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 05:12:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-28 05:12:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-28 05:12:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-28 05:12:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-28 05:12:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-28 05:12:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-28 05:12:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-28 05:12:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-28 05:12:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-28 05:12:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-28 05:12:00,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-28 05:12:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-28 05:12:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-28 05:12:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2024-11-28 05:12:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2024-11-28 05:12:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2024-11-28 05:12:00,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2024-11-28 05:12:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:12:00,003 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:12:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:12:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 05:12:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 05:12:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 05:12:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 05:12:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 05:12:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 05:12:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 05:12:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 05:12:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 05:12:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:12:00,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-28 05:12:00,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-28 05:12:00,007 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-28 05:12:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-28 05:12:00,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-28 05:12:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2024-11-28 05:12:00,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2024-11-28 05:12:03,521 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:12:03,524 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:13:08,727 INFO L? ?]: Removed 429 outVars from TransFormulas that were not future-live. [2024-11-28 05:13:08,727 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:13:09,024 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:13:09,025 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 05:13:09,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:13:09 BoogieIcfgContainer [2024-11-28 05:13:09,027 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:13:09,163 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:13:09,165 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:13:09,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:13:09,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:11:48" (1/3) ... [2024-11-28 05:13:09,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6160bf10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:13:09, skipping insertion in model container [2024-11-28 05:13:09,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:52" (2/3) ... [2024-11-28 05:13:09,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6160bf10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:13:09, skipping insertion in model container [2024-11-28 05:13:09,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:13:09" (3/3) ... [2024-11-28 05:13:09,178 INFO L128 eAbstractionObserver]: Analyzing ICFG rekcba_aso.2.M4-2.c [2024-11-28 05:13:09,202 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:13:09,206 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekcba_aso.2.M4-2.c that has 25 procedures, 13237 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:13:09,749 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:13:09,771 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;@6d1e1fff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:13:09,772 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:13:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand has 13237 states, 8527 states have (on average 1.3011610179430046) internal successors, (11095), 8641 states have internal predecessors, (11095), 4684 states have call successors, (4684), 24 states have call predecessors, (4684), 24 states have return successors, (4684), 4681 states have call predecessors, (4684), 4684 states have call successors, (4684) [2024-11-28 05:13:10,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8469 [2024-11-28 05:13:10,811 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:13:10,820 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 [2024-11-28 05:13:10,834 INFO L85 PathProgramCache]: Analyzing trace with hash 352958973, now seen corresponding path program 1 times [2024-11-28 05:13:10,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:13:10,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090751210] [2024-11-28 05:13:10,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:10,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat