./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/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_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/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_6ce5f377-3332-4f91-a0e3-772b560d836a/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 cdfe8cdf5ef6acb015ae980f200d66be6855e21e0a93c803bebabec43209e961 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:03:06,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:03:06,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-24 22:03:06,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:03:06,733 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:03:06,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:03:06,759 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:03:06,760 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:03:06,760 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-24 22:03:06,761 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-24 22:03:06,762 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:03:06,762 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:03:06,763 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:03:06,764 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:03:06,765 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:03:06,765 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:03:06,766 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:03:06,767 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:03:06,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:03:06,768 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:03:06,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:03:06,773 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:03:06,773 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:03:06,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:03:06,774 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:03:06,775 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:03:06,775 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:03:06,776 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:03:06,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:03:06,777 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 22:03:06,778 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:03:06,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 22:03:06,779 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:03:06,779 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:03:06,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:03:06,780 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 22:03:06,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:03:06,781 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:03:06,781 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-24 22:03:06,781 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:03:06,782 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-24 22:03:06,782 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:03:06,782 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_6ce5f377-3332-4f91-a0e3-772b560d836a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdfe8cdf5ef6acb015ae980f200d66be6855e21e0a93c803bebabec43209e961 [2023-11-24 22:03:07,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:03:07,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:03:07,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:03:07,133 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:03:07,134 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:03:07,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-1.c [2023-11-24 22:03:10,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:03:10,611 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:03:10,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-1.c [2023-11-24 22:03:10,656 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/data/57b5bf77f/417d5ed80b7241dd98bb298c07e7c753/FLAG90132e76c [2023-11-24 22:03:10,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/data/57b5bf77f/417d5ed80b7241dd98bb298c07e7c753 [2023-11-24 22:03:10,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:03:10,680 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:03:10,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:03:10,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:03:10,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:03:10,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:03:10" (1/1) ... [2023-11-24 22:03:10,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308555fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:10, skipping insertion in model container [2023-11-24 22:03:10,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:03:10" (1/1) ... [2023-11-24 22:03:10,851 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:03:11,116 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_6ce5f377-3332-4f91-a0e3-772b560d836a/sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-1.c[1871,1884] [2023-11-24 22:03:11,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:03:11,865 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:03:11,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug2.i","-S") [42] [2023-11-24 22:03:11,882 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_6ce5f377-3332-4f91-a0e3-772b560d836a/sv-benchmarks/c/seq-mthreaded/rekh_ctm.2-1.c[1871,1884] [2023-11-24 22:03:12,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:03:12,232 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:03:12,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12 WrapperNode [2023-11-24 22:03:12,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:03:12,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:03:12,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:03:12,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:03:12,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:12,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:12,656 INFO L138 Inliner]: procedures = 99, calls = 2724, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8419 [2023-11-24 22:03:12,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:03:12,657 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:03:12,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:03:12,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:03:12,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:12,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:12,720 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:12,830 INFO L175 MemorySlicer]: Split 2332 memory accesses to 49 slices as follows [2, 80, 86, 37, 37, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 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 402 writes are split as follows [0, 7, 7, 7, 7, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6]. [2023-11-24 22:03:12,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:12,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:13,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:13,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:13,183 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:13,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:13,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:03:13,253 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:03:13,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:03:13,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:03:13,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (1/1) ... [2023-11-24 22:03:13,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 22:03:13,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/z3 [2023-11-24 22:03:13,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-24 22:03:13,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce5f377-3332-4f91-a0e3-772b560d836a/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-24 22:03:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2023-11-24 22:03:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2023-11-24 22:03:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2023-11-24 22:03:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2023-11-24 22:03:13,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-24 22:03:13,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-24 22:03:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-24 22:03:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-24 22:03:13,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-24 22:03:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-24 22:03:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-24 22:03:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-24 22:03:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-24 22:03:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-24 22:03:13,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-24 22:03:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-24 22:03:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-24 22:03:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-24 22:03:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-24 22:03:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-24 22:03:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-24 22:03:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-24 22:03:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-24 22:03:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-24 22:03:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-24 22:03:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-24 22:03:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-24 22:03:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-24 22:03:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-24 22:03:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-24 22:03:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-24 22:03:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-24 22:03:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-24 22:03:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-24 22:03:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-24 22:03:13,359 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2023-11-24 22:03:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2023-11-24 22:03:13,359 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-11-24 22:03:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-11-24 22:03:13,359 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-11-24 22:03:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-11-24 22:03:13,359 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2023-11-24 22:03:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2023-11-24 22:03:13,359 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2023-11-24 22:03:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2023-11-24 22:03:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2023-11-24 22:03:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2023-11-24 22:03:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2023-11-24 22:03:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2023-11-24 22:03:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2023-11-24 22:03:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2023-11-24 22:03:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-24 22:03:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-24 22:03:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-24 22:03:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-24 22:03:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-24 22:03:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-24 22:03:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-24 22:03:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-24 22:03:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-24 22:03:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-24 22:03:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-24 22:03:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-24 22:03:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-24 22:03:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-24 22:03:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-24 22:03:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-24 22:03:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-24 22:03:13,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-24 22:03:13,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-24 22:03:13,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-24 22:03:13,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-24 22:03:13,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-24 22:03:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-24 22:03:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-24 22:03:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-24 22:03:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-24 22:03:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-24 22:03:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-24 22:03:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-24 22:03:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-24 22:03:13,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-24 22:03:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-24 22:03:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-11-24 22:03:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-11-24 22:03:13,368 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2023-11-24 22:03:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2023-11-24 22:03:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2023-11-24 22:03:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2023-11-24 22:03:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2023-11-24 22:03:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2023-11-24 22:03:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2023-11-24 22:03:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2023-11-24 22:03:13,370 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2023-11-24 22:03:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2023-11-24 22:03:13,370 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-11-24 22:03:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-11-24 22:03:13,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:03:13,371 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-11-24 22:03:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-11-24 22:03:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2023-11-24 22:03:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2023-11-24 22:03:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2023-11-24 22:03:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2023-11-24 22:03:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2023-11-24 22:03:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2023-11-24 22:03:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-11-24 22:03:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-11-24 22:03:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2023-11-24 22:03:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2023-11-24 22:03:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-11-24 22:03:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-11-24 22:03:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2023-11-24 22:03:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2023-11-24 22:03:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2023-11-24 22:03:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2023-11-24 22:03:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-11-24 22:03:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-11-24 22:03:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2023-11-24 22:03:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2023-11-24 22:03:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2023-11-24 22:03:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2023-11-24 22:03:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2023-11-24 22:03:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2023-11-24 22:03:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-24 22:03:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-24 22:03:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2023-11-24 22:03:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2023-11-24 22:03:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2023-11-24 22:03:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2023-11-24 22:03:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2023-11-24 22:03:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2023-11-24 22:03:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2023-11-24 22:03:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2023-11-24 22:03:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2023-11-24 22:03:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2023-11-24 22:03:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2023-11-24 22:03:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2023-11-24 22:03:13,381 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2023-11-24 22:03:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2023-11-24 22:03:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2023-11-24 22:03:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2023-11-24 22:03:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2023-11-24 22:03:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2023-11-24 22:03:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2023-11-24 22:03:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2023-11-24 22:03:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2023-11-24 22:03:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2023-11-24 22:03:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2023-11-24 22:03:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2023-11-24 22:03:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-24 22:03:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-24 22:03:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-24 22:03:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-24 22:03:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-24 22:03:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-24 22:03:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-24 22:03:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-24 22:03:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-24 22:03:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-24 22:03:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-24 22:03:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-24 22:03:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-24 22:03:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-24 22:03:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-24 22:03:13,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-24 22:03:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-24 22:03:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-24 22:03:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-24 22:03:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-24 22:03:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-24 22:03:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-24 22:03:13,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-24 22:03:13,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-24 22:03:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-24 22:03:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-24 22:03:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-24 22:03:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-24 22:03:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-24 22:03:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2023-11-24 22:03:13,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2023-11-24 22:03:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:03:13,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:03:14,083 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:03:14,087 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:03:24,285 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:03:24,601 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:03:24,601 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:03:24,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:03:24 BoogieIcfgContainer [2023-11-24 22:03:24,603 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:03:24,605 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 22:03:24,606 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 22:03:24,609 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 22:03:24,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 10:03:10" (1/3) ... [2023-11-24 22:03:24,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@175211d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:03:24, skipping insertion in model container [2023-11-24 22:03:24,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:03:12" (2/3) ... [2023-11-24 22:03:24,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@175211d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:03:24, skipping insertion in model container [2023-11-24 22:03:24,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:03:24" (3/3) ... [2023-11-24 22:03:24,612 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_ctm.2-1.c [2023-11-24 22:03:24,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 22:03:24,633 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 22:03:24,729 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 22:03:24,736 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;@66657504, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 22:03:24,736 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 22:03:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand has 2391 states, 2043 states have (on average 1.495349975526187) internal successors, (3055), 2067 states have internal predecessors, (3055), 302 states have call successors, (302), 44 states have call predecessors, (302), 44 states have return successors, (302), 292 states have call predecessors, (302), 302 states have call successors, (302) [2023-11-24 22:03:24,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 22:03:24,790 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 22:03:24,791 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 22:03:24,792 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 22:03:24,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:03:24,800 INFO L85 PathProgramCache]: Analyzing trace with hash -233935724, now seen corresponding path program 1 times [2023-11-24 22:03:24,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:03:24,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290233125] [2023-11-24 22:03:24,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:03:24,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:03:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:26,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-24 22:03:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:26,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-24 22:03:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:26,611 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 22:03:26,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:03:26,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290233125] [2023-11-24 22:03:26,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290233125] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:03:26,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:03:26,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 22:03:26,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037861381] [2023-11-24 22:03:26,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:03:26,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 22:03:26,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:03:26,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 22:03:26,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-24 22:03:26,677 INFO L87 Difference]: Start difference. First operand has 2391 states, 2043 states have (on average 1.495349975526187) internal successors, (3055), 2067 states have internal predecessors, (3055), 302 states have call successors, (302), 44 states have call predecessors, (302), 44 states have return successors, (302), 292 states have call predecessors, (302), 302 states have call successors, (302) 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 22:03:31,854 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 22:03:35,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:03:39,897 WARN L539 Checker$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 22:03:49,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 22:03:49,819 INFO L93 Difference]: Finished difference Result 5480 states and 9156 transitions. [2023-11-24 22:03:49,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 22:03:49,829 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 22:03:49,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 22:03:49,882 INFO L225 Difference]: With dead ends: 5480 [2023-11-24 22:03:49,882 INFO L226 Difference]: Without dead ends: 3081 [2023-11-24 22:03:49,970 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 22:03:49,975 INFO L413 NwaCegarLoop]: 2421 mSDtfsCounter, 1106 mSDsluCounter, 2746 mSDsCounter, 0 mSdLazyCounter, 3267 mSolverCounterSat, 644 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 5167 SdHoareTripleChecker+Invalid, 3914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 644 IncrementalHoareTripleChecker+Valid, 3267 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.5s IncrementalHoareTripleChecker+Time [2023-11-24 22:03:49,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1157 Valid, 5167 Invalid, 3914 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [644 Valid, 3267 Invalid, 3 Unknown, 0 Unchecked, 22.5s Time] [2023-11-24 22:03:50,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3081 states. [2023-11-24 22:03:50,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3081 to 2381. [2023-11-24 22:03:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2381 states, 2034 states have (on average 1.1573254670599804) internal successors, (2354), 2058 states have internal predecessors, (2354), 302 states have call successors, (302), 44 states have call predecessors, (302), 44 states have return successors, (301), 291 states have call predecessors, (301), 301 states have call successors, (301) [2023-11-24 22:03:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2381 states and 2957 transitions. [2023-11-24 22:03:50,391 INFO L78 Accepts]: Start accepts. Automaton has 2381 states and 2957 transitions. Word has length 143 [2023-11-24 22:03:50,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 22:03:50,392 INFO L495 AbstractCegarLoop]: Abstraction has 2381 states and 2957 transitions. [2023-11-24 22:03:50,392 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 22:03:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 2957 transitions. [2023-11-24 22:03:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-24 22:03:50,406 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 22:03:50,406 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 22:03:50,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 22:03:50,407 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 22:03:50,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:03:50,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1236812142, now seen corresponding path program 1 times [2023-11-24 22:03:50,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:03:50,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600690879] [2023-11-24 22:03:50,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:03:50,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:03:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-24 22:03:52,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-24 22:03:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-24 22:03:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-24 22:03:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-24 22:03:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-24 22:03:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-24 22:03:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-24 22:03:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:03:52,786 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 22:03:52,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:03:52,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600690879] [2023-11-24 22:03:52,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600690879] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:03:52,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:03:52,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-24 22:03:52,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306833009] [2023-11-24 22:03:52,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:03:52,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-24 22:03:52,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:03:52,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-24 22:03:52,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-24 22:03:52,792 INFO L87 Difference]: Start difference. First operand 2381 states and 2957 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 22:03:58,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:04:02,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []