./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.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_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/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_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/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_29a20058-13d6-4e31-87ea-17b6a411b45a/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 0c11dfbc24d8e2936a0720b93d6e580e096b076c7149ef4cbc8369f1ef818941 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:05:27,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:05:27,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-24 22:05:27,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:05:27,978 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:05:28,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:05:28,016 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:05:28,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:05:28,017 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-24 22:05:28,018 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-24 22:05:28,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:05:28,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:05:28,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:05:28,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:05:28,022 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:05:28,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:05:28,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:05:28,025 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:05:28,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:05:28,026 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:05:28,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:05:28,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:05:28,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:05:28,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:05:28,030 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:05:28,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:05:28,031 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:05:28,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:05:28,032 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:05:28,033 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 22:05:28,034 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:05:28,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 22:05:28,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:05:28,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:05:28,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:05:28,037 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 22:05:28,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:05:28,038 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:05:28,039 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-24 22:05:28,039 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:05:28,040 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-24 22:05:28,041 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:05:28,041 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_29a20058-13d6-4e31-87ea-17b6a411b45a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c11dfbc24d8e2936a0720b93d6e580e096b076c7149ef4cbc8369f1ef818941 [2023-11-24 22:05:28,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:05:28,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:05:28,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:05:28,400 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:05:28,400 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:05:28,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c [2023-11-24 22:05:31,450 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:05:31,929 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:05:31,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c [2023-11-24 22:05:31,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/data/b0f910958/ce26f5b003a24d7f8603b7bc0a721af4/FLAG6da362a3c [2023-11-24 22:05:31,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/data/b0f910958/ce26f5b003a24d7f8603b7bc0a721af4 [2023-11-24 22:05:31,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:05:31,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:05:31,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:05:31,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:05:31,995 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:05:31,996 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:05:31" (1/1) ... [2023-11-24 22:05:31,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb3a00d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:31, skipping insertion in model container [2023-11-24 22:05:31,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:05:31" (1/1) ... [2023-11-24 22:05:32,097 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:05:32,371 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_29a20058-13d6-4e31-87ea-17b6a411b45a/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c[1870,1883] [2023-11-24 22:05:33,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:05:33,358 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:05:33,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok3.i","-S") [42] [2023-11-24 22:05:33,380 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_29a20058-13d6-4e31-87ea-17b6a411b45a/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c[1870,1883] [2023-11-24 22:05:33,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:05:33,719 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:05:33,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33 WrapperNode [2023-11-24 22:05:33,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:05:33,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:05:33,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:05:33,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:05:33,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:33,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,139 INFO L138 Inliner]: procedures = 99, calls = 2816, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8541 [2023-11-24 22:05:34,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:05:34,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:05:34,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:05:34,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:05:34,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,221 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,429 INFO L175 MemorySlicer]: Split 2420 memory accesses to 49 slices as follows [2, 80, 86, 37, 37, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46]. 4 percent of accesses are in the largest equivalence class. The 338 initializations are split as follows [2, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]. The 446 writes are split as follows [0, 7, 7, 7, 7, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6]. [2023-11-24 22:05:34,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,612 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:05:34,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:05:34,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:05:34,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:05:34,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (1/1) ... [2023-11-24 22:05:34,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 22:05:34,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/z3 [2023-11-24 22:05:34,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-24 22:05:34,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29a20058-13d6-4e31-87ea-17b6a411b45a/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-24 22:05:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2023-11-24 22:05:34,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2023-11-24 22:05:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2023-11-24 22:05:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2023-11-24 22:05:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-24 22:05:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-24 22:05:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-24 22:05:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-24 22:05:34,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-24 22:05:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-24 22:05:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-24 22:05:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-24 22:05:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-24 22:05:34,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-24 22:05:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-24 22:05:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-24 22:05:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-24 22:05:34,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-24 22:05:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-24 22:05:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-24 22:05:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-24 22:05:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-24 22:05:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-24 22:05:34,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-24 22:05:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-24 22:05:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-24 22:05:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-24 22:05:34,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-24 22:05:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-24 22:05:34,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-24 22:05:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-24 22:05:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-24 22:05:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-24 22:05:34,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-24 22:05:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-24 22:05:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-24 22:05:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-24 22:05:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-24 22:05:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-24 22:05:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-24 22:05:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-24 22:05:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-24 22:05:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-24 22:05:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-24 22:05:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-24 22:05:34,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-24 22:05:34,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-24 22:05:34,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-24 22:05:34,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-24 22:05:34,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-24 22:05:34,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-24 22:05:34,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-24 22:05:34,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-24 22:05:34,876 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2023-11-24 22:05:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2023-11-24 22:05:34,876 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-11-24 22:05:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-11-24 22:05:34,877 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-11-24 22:05:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-11-24 22:05:34,877 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2023-11-24 22:05:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2023-11-24 22:05:34,879 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2023-11-24 22:05:34,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2023-11-24 22:05:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2023-11-24 22:05:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2023-11-24 22:05:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2023-11-24 22:05:34,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2023-11-24 22:05:34,880 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2023-11-24 22:05:34,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2023-11-24 22:05:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-24 22:05:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-24 22:05:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-24 22:05:34,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-24 22:05:34,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-24 22:05:34,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-24 22:05:34,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-24 22:05:34,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-24 22:05:34,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-24 22:05:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-24 22:05:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-24 22:05:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-24 22:05:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-24 22:05:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-24 22:05:34,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-24 22:05:34,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-24 22:05:34,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-24 22:05:34,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-24 22:05:34,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-24 22:05:34,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-24 22:05:34,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-24 22:05:34,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-24 22:05:34,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-24 22:05:34,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-24 22:05:34,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-24 22:05:34,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-24 22:05:34,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-24 22:05:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-24 22:05:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-24 22:05:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-24 22:05:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-24 22:05:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-24 22:05:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-24 22:05:34,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-24 22:05:34,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-24 22:05:34,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-24 22:05:34,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-24 22:05:34,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-24 22:05:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-24 22:05:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-24 22:05:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-24 22:05:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-24 22:05:34,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-24 22:05:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-24 22:05:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-24 22:05:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-24 22:05:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-24 22:05:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-24 22:05:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-24 22:05:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-11-24 22:05:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-11-24 22:05:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2023-11-24 22:05:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2023-11-24 22:05:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2023-11-24 22:05:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2023-11-24 22:05:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2023-11-24 22:05:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2023-11-24 22:05:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2023-11-24 22:05:34,892 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2023-11-24 22:05:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2023-11-24 22:05:34,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2023-11-24 22:05:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-11-24 22:05:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-11-24 22:05:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:05:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-11-24 22:05:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-11-24 22:05:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2023-11-24 22:05:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2023-11-24 22:05:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2023-11-24 22:05:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2023-11-24 22:05:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2023-11-24 22:05:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2023-11-24 22:05:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-11-24 22:05:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-11-24 22:05:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2023-11-24 22:05:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2023-11-24 22:05:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-11-24 22:05:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-11-24 22:05:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2023-11-24 22:05:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2023-11-24 22:05:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2023-11-24 22:05:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2023-11-24 22:05:34,896 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-11-24 22:05:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-11-24 22:05:34,896 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2023-11-24 22:05:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2023-11-24 22:05:34,896 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2023-11-24 22:05:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2023-11-24 22:05:34,903 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2023-11-24 22:05:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2023-11-24 22:05:34,903 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-24 22:05:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-24 22:05:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2023-11-24 22:05:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2023-11-24 22:05:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2023-11-24 22:05:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2023-11-24 22:05:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2023-11-24 22:05:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2023-11-24 22:05:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2023-11-24 22:05:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2023-11-24 22:05:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2023-11-24 22:05:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2023-11-24 22:05:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2023-11-24 22:05:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2023-11-24 22:05:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2023-11-24 22:05:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2023-11-24 22:05:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2023-11-24 22:05:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2023-11-24 22:05:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2023-11-24 22:05:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2023-11-24 22:05:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2023-11-24 22:05:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2023-11-24 22:05:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2023-11-24 22:05:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2023-11-24 22:05:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2023-11-24 22:05:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2023-11-24 22:05:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-24 22:05:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-24 22:05:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-24 22:05:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-24 22:05:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-24 22:05:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-24 22:05:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-24 22:05:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-24 22:05:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-24 22:05:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-24 22:05:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-24 22:05:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-24 22:05:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-24 22:05:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-24 22:05:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-24 22:05:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-24 22:05:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-24 22:05:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-24 22:05:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-24 22:05:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-24 22:05:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-24 22:05:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-24 22:05:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-24 22:05:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-24 22:05:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-24 22:05:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-24 22:05:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-24 22:05:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-24 22:05:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-24 22:05:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-24 22:05:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-24 22:05:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-24 22:05:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-24 22:05:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-24 22:05:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-24 22:05:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-24 22:05:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-24 22:05:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-24 22:05:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-24 22:05:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-24 22:05:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-24 22:05:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-24 22:05:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-24 22:05:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-24 22:05:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-24 22:05:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-24 22:05:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-24 22:05:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-24 22:05:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-24 22:05:34,917 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2023-11-24 22:05:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2023-11-24 22:05:34,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:05:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:05:35,614 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:05:35,618 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:05:46,382 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:05:46,778 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:05:46,779 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:05:46,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:05:46 BoogieIcfgContainer [2023-11-24 22:05:46,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:05:46,786 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 22:05:46,786 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 22:05:46,789 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 22:05:46,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 10:05:31" (1/3) ... [2023-11-24 22:05:46,791 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390fff45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:05:46, skipping insertion in model container [2023-11-24 22:05:46,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:33" (2/3) ... [2023-11-24 22:05:46,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390fff45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:05:46, skipping insertion in model container [2023-11-24 22:05:46,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:05:46" (3/3) ... [2023-11-24 22:05:46,796 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_ctm.3-1.c [2023-11-24 22:05:46,822 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 22:05:46,822 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 22:05:46,959 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 22:05:46,966 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;@6c4bdaa1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 22:05:46,967 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 22:05:46,984 INFO L276 IsEmpty]: Start isEmpty. Operand has 2403 states, 2051 states have (on average 1.4948805460750854) internal successors, (3066), 2075 states have internal predecessors, (3066), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (306), 296 states have call predecessors, (306), 306 states have call successors, (306) [2023-11-24 22:05:47,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 22:05:47,026 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 22:05:47,027 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] [2023-11-24 22:05:47,027 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 22:05:47,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:05:47,034 INFO L85 PathProgramCache]: Analyzing trace with hash -949429943, now seen corresponding path program 1 times [2023-11-24 22:05:47,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:05:47,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671951036] [2023-11-24 22:05:47,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:05:47,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:05:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:05:48,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-24 22:05:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:05:48,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-24 22:05:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:05:48,974 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 22:05:48,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:05:48,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671951036] [2023-11-24 22:05:48,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671951036] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:05:48,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:05:48,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 22:05:48,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25244157] [2023-11-24 22:05:48,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:05:48,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 22:05:48,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:05:49,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 22:05:49,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 22:05:49,045 INFO L87 Difference]: Start difference. First operand has 2403 states, 2051 states have (on average 1.4948805460750854) internal successors, (3066), 2075 states have internal predecessors, (3066), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (306), 296 states have call predecessors, (306), 306 states have call successors, (306) Second operand has 4 states, 4 states have (on average 34.25) internal successors, (137), 2 states have internal predecessors, (137), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-24 22:05:53,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:05:57,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:06:01,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:06:10,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 22:06:10,721 INFO L93 Difference]: Finished difference Result 5504 states and 9200 transitions. [2023-11-24 22:06:10,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 22:06:10,724 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.25) internal successors, (137), 2 states have internal predecessors, (137), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 143 [2023-11-24 22:06:10,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 22:06:10,799 INFO L225 Difference]: With dead ends: 5504 [2023-11-24 22:06:10,799 INFO L226 Difference]: Without dead ends: 3093 [2023-11-24 22:06:10,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 22:06:10,862 INFO L413 NwaCegarLoop]: 2324 mSDtfsCounter, 1817 mSDsluCounter, 1786 mSDsCounter, 0 mSdLazyCounter, 2214 mSolverCounterSat, 1176 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1868 SdHoareTripleChecker+Valid, 4110 SdHoareTripleChecker+Invalid, 3393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1176 IncrementalHoareTripleChecker+Valid, 2214 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2023-11-24 22:06:10,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1868 Valid, 4110 Invalid, 3393 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1176 Valid, 2214 Invalid, 3 Unknown, 0 Unchecked, 21.0s Time] [2023-11-24 22:06:10,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3093 states. [2023-11-24 22:06:11,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3093 to 2393. [2023-11-24 22:06:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2393 states, 2042 states have (on average 1.1581782566111656) internal successors, (2365), 2066 states have internal predecessors, (2365), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (305), 295 states have call predecessors, (305), 305 states have call successors, (305) [2023-11-24 22:06:11,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 2393 states and 2976 transitions. [2023-11-24 22:06:11,271 INFO L78 Accepts]: Start accepts. Automaton has 2393 states and 2976 transitions. Word has length 143 [2023-11-24 22:06:11,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 22:06:11,272 INFO L495 AbstractCegarLoop]: Abstraction has 2393 states and 2976 transitions. [2023-11-24 22:06:11,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.25) internal successors, (137), 2 states have internal predecessors, (137), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-24 22:06:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2976 transitions. [2023-11-24 22:06:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-24 22:06:11,287 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 22:06:11,287 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:06:11,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 22:06:11,288 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 22:06:11,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:06:11,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1284484218, now seen corresponding path program 1 times [2023-11-24 22:06:11,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:06:11,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456525484] [2023-11-24 22:06:11,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:06:11,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:06:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-24 22:06:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-24 22:06:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-24 22:06:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-24 22:06:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-24 22:06:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-24 22:06:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-24 22:06:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-24 22:06:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:06:13,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:06:13,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:06:13,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456525484] [2023-11-24 22:06:13,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456525484] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:06:13,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:06:13,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-24 22:06:13,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501176578] [2023-11-24 22:06:13,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:06:13,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-24 22:06:13,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:06:13,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-24 22:06:13,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-24 22:06:13,845 INFO L87 Difference]: Start difference. First operand 2393 states and 2976 transitions. Second operand has 9 states, 9 states have (on average 19.88888888888889) internal successors, (179), 6 states have internal predecessors, (179), 4 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-24 22:06:20,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:06:24,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []