./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI --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 b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 21:49:11,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 21:49:11,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-24 21:49:11,666 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 21:49:11,667 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 21:49:11,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 21:49:11,700 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 21:49:11,701 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 21:49:11,702 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-24 21:49:11,706 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-24 21:49:11,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 21:49:11,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 21:49:11,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 21:49:11,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 21:49:11,710 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 21:49:11,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 21:49:11,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 21:49:11,712 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 21:49:11,712 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 21:49:11,712 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 21:49:11,713 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 21:49:11,713 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 21:49:11,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 21:49:11,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 21:49:11,714 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 21:49:11,715 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 21:49:11,715 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 21:49:11,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 21:49:11,716 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 21:49:11,716 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 21:49:11,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 21:49:11,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 21:49:11,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 21:49:11,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 21:49:11,718 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 21:49:11,718 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 21:49:11,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 21:49:11,718 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 21:49:11,719 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-24 21:49:11,719 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 21:49:11,719 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-24 21:49:11,719 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 21:49:11,720 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 [2023-11-24 21:49:12,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 21:49:12,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 21:49:12,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 21:49:12,045 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 21:49:12,045 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 21:49:12,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2023-11-24 21:49:15,298 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 21:49:15,849 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 21:49:15,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2023-11-24 21:49:15,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/data/37af88250/f70fe1d2d00147879204bf2a26a8c6e8/FLAGed0f38c12 [2023-11-24 21:49:15,922 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/data/37af88250/f70fe1d2d00147879204bf2a26a8c6e8 [2023-11-24 21:49:15,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 21:49:15,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 21:49:15,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 21:49:15,934 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 21:49:15,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 21:49:15,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:49:15" (1/1) ... [2023-11-24 21:49:15,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd47bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:15, skipping insertion in model container [2023-11-24 21:49:15,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:49:15" (1/1) ... [2023-11-24 21:49:16,092 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 21:49:16,342 WARN L240 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_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c[2215,2228] [2023-11-24 21:49:17,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 21:49:17,391 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 21:49:17,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok2.i","-S") [51] [2023-11-24 21:49:17,411 WARN L240 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_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c[2215,2228] [2023-11-24 21:49:18,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 21:49:18,109 INFO L206 MainTranslator]: Completed translation [2023-11-24 21:49:18,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18 WrapperNode [2023-11-24 21:49:18,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 21:49:18,113 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 21:49:18,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 21:49:18,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 21:49:18,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:18,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:19,581 INFO L138 Inliner]: procedures = 101, calls = 6644, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 21770 [2023-11-24 21:49:19,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 21:49:19,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 21:49:19,583 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 21:49:19,583 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 21:49:19,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:19,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:19,812 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:19,970 INFO L175 MemorySlicer]: Split 6246 memory accesses to 57 slices as follows [2, 17, 17, 17, 9, 360, 488, 432, 456, 480, 392, 284, 212, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82]. 8 percent of accesses are in the largest equivalence class. The 86 initializations are split as follows [2, 8, 8, 8, 4, 8, 8, 8, 8, 8, 8, 4, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 1336 writes are split as follows [0, 1, 1, 1, 1, 8, 8, 8, 8, 8, 8, 4, 4, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28]. [2023-11-24 21:49:19,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:19,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:20,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:20,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:20,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:20,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:20,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 21:49:20,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 21:49:20,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 21:49:20,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 21:49:20,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (1/1) ... [2023-11-24 21:49:20,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 21:49:20,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/z3 [2023-11-24 21:49:20,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-24 21:49:20,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39c00f7c-c67f-43fe-86ce-6e2ac2bbeb05/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-24 21:49:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2023-11-24 21:49:20,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2023-11-24 21:49:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2023-11-24 21:49:20,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2023-11-24 21:49:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-24 21:49:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-24 21:49:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-24 21:49:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-24 21:49:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-24 21:49:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-24 21:49:20,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-24 21:49:20,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-24 21:49:20,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-24 21:49:20,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-24 21:49:20,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-24 21:49:20,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-24 21:49:20,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-24 21:49:20,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-24 21:49:20,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-24 21:49:20,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-24 21:49:20,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-24 21:49:20,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-24 21:49:20,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-24 21:49:20,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-24 21:49:20,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-24 21:49:20,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-24 21:49:20,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-24 21:49:20,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-24 21:49:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-24 21:49:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-24 21:49:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-24 21:49:20,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-24 21:49:20,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-24 21:49:20,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-24 21:49:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-24 21:49:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-24 21:49:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-24 21:49:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-24 21:49:20,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-24 21:49:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-24 21:49:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-24 21:49:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-24 21:49:20,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-24 21:49:20,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-24 21:49:20,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-24 21:49:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-24 21:49:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-24 21:49:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-24 21:49:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-24 21:49:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-24 21:49:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-24 21:49:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-24 21:49:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-24 21:49:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#49 [2023-11-24 21:49:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#50 [2023-11-24 21:49:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#51 [2023-11-24 21:49:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#52 [2023-11-24 21:49:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#53 [2023-11-24 21:49:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#54 [2023-11-24 21:49:20,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#55 [2023-11-24 21:49:20,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#56 [2023-11-24 21:49:20,994 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2023-11-24 21:49:20,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2023-11-24 21:49:20,995 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-11-24 21:49:20,996 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-11-24 21:49:20,996 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-11-24 21:49:20,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-11-24 21:49:20,996 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2023-11-24 21:49:20,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2023-11-24 21:49:20,996 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2023-11-24 21:49:20,997 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2023-11-24 21:49:20,997 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2023-11-24 21:49:20,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2023-11-24 21:49:20,998 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2023-11-24 21:49:20,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2023-11-24 21:49:20,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-24 21:49:20,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-24 21:49:20,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-24 21:49:20,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-24 21:49:21,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-24 21:49:21,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-24 21:49:21,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-24 21:49:21,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-24 21:49:21,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-24 21:49:21,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-24 21:49:21,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-24 21:49:21,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-24 21:49:21,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-24 21:49:21,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-24 21:49:21,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-24 21:49:21,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-24 21:49:21,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-24 21:49:21,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-24 21:49:21,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-24 21:49:21,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-24 21:49:21,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-24 21:49:21,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-24 21:49:21,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-24 21:49:21,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-24 21:49:21,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-24 21:49:21,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-24 21:49:21,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-24 21:49:21,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-24 21:49:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-24 21:49:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-24 21:49:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-24 21:49:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-24 21:49:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-24 21:49:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-24 21:49:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-24 21:49:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-24 21:49:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-24 21:49:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-24 21:49:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-24 21:49:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-24 21:49:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-24 21:49:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-24 21:49:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-24 21:49:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-24 21:49:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-24 21:49:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-24 21:49:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-24 21:49:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-24 21:49:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-24 21:49:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#49 [2023-11-24 21:49:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#50 [2023-11-24 21:49:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#51 [2023-11-24 21:49:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#52 [2023-11-24 21:49:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#53 [2023-11-24 21:49:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#54 [2023-11-24 21:49:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#55 [2023-11-24 21:49:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#56 [2023-11-24 21:49:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-11-24 21:49:21,032 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-11-24 21:49:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2023-11-24 21:49:21,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2023-11-24 21:49:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2023-11-24 21:49:21,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2023-11-24 21:49:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2023-11-24 21:49:21,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2023-11-24 21:49:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2023-11-24 21:49:21,033 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2023-11-24 21:49:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2023-11-24 21:49:21,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2023-11-24 21:49:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-11-24 21:49:21,034 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-11-24 21:49:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 21:49:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-11-24 21:49:21,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-11-24 21:49:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2023-11-24 21:49:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2023-11-24 21:49:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2023-11-24 21:49:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2023-11-24 21:49:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2023-11-24 21:49:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2023-11-24 21:49:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-11-24 21:49:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-11-24 21:49:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2023-11-24 21:49:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2023-11-24 21:49:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-11-24 21:49:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-11-24 21:49:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2023-11-24 21:49:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2023-11-24 21:49:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2023-11-24 21:49:21,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2023-11-24 21:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-11-24 21:49:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-11-24 21:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2023-11-24 21:49:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2023-11-24 21:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2023-11-24 21:49:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2023-11-24 21:49:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2023-11-24 21:49:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2023-11-24 21:49:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-24 21:49:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-24 21:49:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2023-11-24 21:49:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2023-11-24 21:49:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2023-11-24 21:49:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2023-11-24 21:49:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2023-11-24 21:49:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2023-11-24 21:49:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2023-11-24 21:49:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2023-11-24 21:49:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2023-11-24 21:49:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2023-11-24 21:49:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2023-11-24 21:49:21,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2023-11-24 21:49:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2023-11-24 21:49:21,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2023-11-24 21:49:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2023-11-24 21:49:21,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2023-11-24 21:49:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2023-11-24 21:49:21,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2023-11-24 21:49:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2023-11-24 21:49:21,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2023-11-24 21:49:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2023-11-24 21:49:21,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2023-11-24 21:49:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2023-11-24 21:49:21,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2023-11-24 21:49:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2023-11-24 21:49:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2023-11-24 21:49:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-24 21:49:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-24 21:49:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-24 21:49:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-24 21:49:21,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-24 21:49:21,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-24 21:49:21,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-24 21:49:21,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-24 21:49:21,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-24 21:49:21,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-24 21:49:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-24 21:49:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-24 21:49:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-24 21:49:21,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-24 21:49:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-24 21:49:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-24 21:49:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-24 21:49:21,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-24 21:49:21,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-24 21:49:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-24 21:49:21,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-24 21:49:21,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-24 21:49:21,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-24 21:49:21,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-24 21:49:21,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-24 21:49:21,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-24 21:49:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-24 21:49:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-24 21:49:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-24 21:49:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-24 21:49:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-24 21:49:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-24 21:49:21,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-24 21:49:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-24 21:49:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-24 21:49:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-24 21:49:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-24 21:49:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-24 21:49:21,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-24 21:49:21,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-24 21:49:21,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-24 21:49:21,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-24 21:49:21,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-24 21:49:21,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-24 21:49:21,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-24 21:49:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-24 21:49:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-24 21:49:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-24 21:49:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-24 21:49:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#49 [2023-11-24 21:49:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#50 [2023-11-24 21:49:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#51 [2023-11-24 21:49:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#52 [2023-11-24 21:49:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#53 [2023-11-24 21:49:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#54 [2023-11-24 21:49:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#55 [2023-11-24 21:49:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#56 [2023-11-24 21:49:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2023-11-24 21:49:21,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2023-11-24 21:49:21,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 21:49:21,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 21:49:22,479 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 21:49:22,482 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 21:49:41,302 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 21:49:41,796 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 21:49:41,796 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 21:49:41,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:49:41 BoogieIcfgContainer [2023-11-24 21:49:41,799 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 21:49:41,803 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 21:49:41,803 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 21:49:41,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 21:49:41,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 09:49:15" (1/3) ... [2023-11-24 21:49:41,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a02690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 09:49:41, skipping insertion in model container [2023-11-24 21:49:41,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:49:18" (2/3) ... [2023-11-24 21:49:41,812 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a02690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 09:49:41, skipping insertion in model container [2023-11-24 21:49:41,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:49:41" (3/3) ... [2023-11-24 21:49:41,815 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-2.c [2023-11-24 21:49:41,835 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 21:49:41,836 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 21:49:41,982 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 21:49:41,990 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;@2981fadd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 21:49:41,990 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 21:49:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand has 4753 states, 4365 states have (on average 1.5553264604810997) internal successors, (6789), 4389 states have internal predecessors, (6789), 342 states have call successors, (342), 44 states have call predecessors, (342), 44 states have return successors, (342), 332 states have call predecessors, (342), 342 states have call successors, (342) [2023-11-24 21:49:42,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1930 [2023-11-24 21:49:42,229 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 21:49:42,232 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 21:49:42,233 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 21:49:42,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:49:42,240 INFO L85 PathProgramCache]: Analyzing trace with hash -2124131988, now seen corresponding path program 1 times [2023-11-24 21:49:42,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 21:49:42,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333617348] [2023-11-24 21:49:42,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:49:42,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 21:49:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 21:49:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 21:49:59,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 21:49:59,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333617348] [2023-11-24 21:49:59,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333617348] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 21:49:59,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 21:49:59,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 21:49:59,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087013379] [2023-11-24 21:49:59,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 21:49:59,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 21:49:59,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 21:49:59,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 21:49:59,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 21:49:59,519 INFO L87 Difference]: Start difference. First operand has 4753 states, 4365 states have (on average 1.5553264604810997) internal successors, (6789), 4389 states have internal predecessors, (6789), 342 states have call successors, (342), 44 states have call predecessors, (342), 44 states have return successors, (342), 332 states have call predecessors, (342), 342 states have call successors, (342) Second operand has 2 states, 2 states have (on average 964.0) internal successors, (1928), 2 states have internal predecessors, (1928), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:50:03,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 21:50:04,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 21:50:04,300 INFO L93 Difference]: Finished difference Result 9500 states and 15233 transitions. [2023-11-24 21:50:04,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 21:50:04,306 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 964.0) internal successors, (1928), 2 states have internal predecessors, (1928), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1929 [2023-11-24 21:50:04,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 21:50:04,366 INFO L225 Difference]: With dead ends: 9500 [2023-11-24 21:50:04,366 INFO L226 Difference]: Without dead ends: 4741 [2023-11-24 21:50:04,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 21:50:04,407 INFO L413 NwaCegarLoop]: 5881 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5881 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-24 21:50:04,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5881 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-11-24 21:50:04,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4741 states. [2023-11-24 21:50:04,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4741 to 4741. [2023-11-24 21:50:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4741 states, 4354 states have (on average 1.2053284336242536) internal successors, (5248), 4378 states have internal predecessors, (5248), 342 states have call successors, (342), 44 states have call predecessors, (342), 44 states have return successors, (341), 331 states have call predecessors, (341), 341 states have call successors, (341) [2023-11-24 21:50:04,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4741 states to 4741 states and 5931 transitions. [2023-11-24 21:50:04,698 INFO L78 Accepts]: Start accepts. Automaton has 4741 states and 5931 transitions. Word has length 1929 [2023-11-24 21:50:04,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 21:50:04,700 INFO L495 AbstractCegarLoop]: Abstraction has 4741 states and 5931 transitions. [2023-11-24 21:50:04,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 964.0) internal successors, (1928), 2 states have internal predecessors, (1928), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 21:50:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 4741 states and 5931 transitions. [2023-11-24 21:50:04,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1930 [2023-11-24 21:50:04,873 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 21:50:04,875 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 21:50:04,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 21:50:04,876 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 21:50:04,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:50:04,877 INFO L85 PathProgramCache]: Analyzing trace with hash 137581762, now seen corresponding path program 1 times [2023-11-24 21:50:04,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 21:50:04,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983011854] [2023-11-24 21:50:04,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:50:04,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms