./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ --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 687a1636a89f1fab4c90438b5af97b62d434d4fc2275ba6796fa2a6782584d1d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:35:00,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:35:00,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-23 21:35:00,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:35:00,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:35:00,955 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:35:00,956 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:35:00,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:35:00,957 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:35:00,958 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:35:00,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:35:00,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:35:00,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:35:00,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:35:00,961 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:35:00,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:35:00,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:35:00,963 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:35:00,964 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:35:00,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:35:00,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:35:00,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:35:00,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:35:00,972 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:35:00,973 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:35:00,973 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:35:00,974 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:35:00,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:35:00,975 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:35:00,975 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:35:00,975 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:35:00,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:35:00,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:35:00,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:35:00,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:35:00,980 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 21:35:00,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:35:00,980 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:35:00,980 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 21:35:00,981 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:35:00,981 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 21:35:00,981 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:35:00,982 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_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 687a1636a89f1fab4c90438b5af97b62d434d4fc2275ba6796fa2a6782584d1d [2023-11-23 21:35:01,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:35:01,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:35:01,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:35:01,375 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:35:01,376 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:35:01,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c [2023-11-23 21:35:04,662 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:35:05,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:35:05,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c [2023-11-23 21:35:05,221 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/data/4ba491e48/db7999e07c934a4bbad6d48675543da0/FLAG473f2de72 [2023-11-23 21:35:05,238 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/data/4ba491e48/db7999e07c934a4bbad6d48675543da0 [2023-11-23 21:35:05,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:35:05,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:35:05,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:35:05,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:35:05,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:35:05,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:35:05" (1/1) ... [2023-11-23 21:35:05,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a119bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:05, skipping insertion in model container [2023-11-23 21:35:05,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:35:05" (1/1) ... [2023-11-23 21:35:05,441 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:35:05,721 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_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c[2213,2226] [2023-11-23 21:35:06,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:35:06,700 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:35:06,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok1.i","-S") [51] [2023-11-23 21:35:06,716 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_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c[2213,2226] [2023-11-23 21:35:07,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:35:07,320 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:35:07,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07 WrapperNode [2023-11-23 21:35:07,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:35:07,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:35:07,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:35:07,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:35:07,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:07,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:08,457 INFO L138 Inliner]: procedures = 101, calls = 6646, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 21796 [2023-11-23 21:35:08,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:35:08,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:35:08,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:35:08,460 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:35:08,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:08,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:08,868 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:09,001 INFO L189 HeapSplitter]: Split 6202 memory accesses to 57 slices as follows [2, 17, 17, 17, 9, 360, 488, 432, 456, 480, 392, 284, 212, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81, 57, 81] [2023-11-23 21:35:09,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:09,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:09,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:09,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:09,647 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:09,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:09,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:35:09,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:35:09,832 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:35:09,832 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:35:09,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (1/1) ... [2023-11-23 21:35:09,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:35:09,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:35:09,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:35:09,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a96fd9c-1fbb-4229-92c5-a0a8f08fea30/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:35:09,920 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2023-11-23 21:35:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2023-11-23 21:35:09,921 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2023-11-23 21:35:09,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2023-11-23 21:35:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 21:35:09,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 21:35:09,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 21:35:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 21:35:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 21:35:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 21:35:09,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 21:35:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 21:35:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 21:35:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 21:35:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 21:35:09,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-23 21:35:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-23 21:35:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-23 21:35:09,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-23 21:35:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-23 21:35:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-23 21:35:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-23 21:35:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-23 21:35:09,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-23 21:35:09,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-23 21:35:09,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-23 21:35:09,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-23 21:35:09,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-23 21:35:09,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-23 21:35:09,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-23 21:35:09,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-23 21:35:09,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-23 21:35:09,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-23 21:35:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-23 21:35:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-23 21:35:09,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-23 21:35:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-23 21:35:09,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-23 21:35:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-23 21:35:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-23 21:35:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-23 21:35:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-23 21:35:09,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-23 21:35:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-23 21:35:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-23 21:35:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-23 21:35:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-23 21:35:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-23 21:35:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-23 21:35:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-23 21:35:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-23 21:35:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-23 21:35:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-23 21:35:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#49 [2023-11-23 21:35:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#50 [2023-11-23 21:35:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#51 [2023-11-23 21:35:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#52 [2023-11-23 21:35:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#53 [2023-11-23 21:35:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#54 [2023-11-23 21:35:09,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#55 [2023-11-23 21:35:09,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#56 [2023-11-23 21:35:09,939 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2023-11-23 21:35:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2023-11-23 21:35:09,940 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-11-23 21:35:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-11-23 21:35:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-11-23 21:35:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-11-23 21:35:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2023-11-23 21:35:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2023-11-23 21:35:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2023-11-23 21:35:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2023-11-23 21:35:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2023-11-23 21:35:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2023-11-23 21:35:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2023-11-23 21:35:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2023-11-23 21:35:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 21:35:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 21:35:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 21:35:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 21:35:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 21:35:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 21:35:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 21:35:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 21:35:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 21:35:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 21:35:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 21:35:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-23 21:35:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-23 21:35:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-23 21:35:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-23 21:35:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-23 21:35:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-23 21:35:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-23 21:35:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-23 21:35:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-23 21:35:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-23 21:35:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-23 21:35:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-23 21:35:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-23 21:35:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-23 21:35:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-23 21:35:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-23 21:35:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-23 21:35:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-23 21:35:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-23 21:35:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-23 21:35:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-23 21:35:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-23 21:35:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-23 21:35:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-23 21:35:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-23 21:35:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-23 21:35:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-23 21:35:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-23 21:35:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-23 21:35:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-23 21:35:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-23 21:35:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-23 21:35:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-23 21:35:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-23 21:35:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-23 21:35:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-23 21:35:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-23 21:35:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-23 21:35:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#49 [2023-11-23 21:35:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#50 [2023-11-23 21:35:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#51 [2023-11-23 21:35:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#52 [2023-11-23 21:35:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#53 [2023-11-23 21:35:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#54 [2023-11-23 21:35:09,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#55 [2023-11-23 21:35:09,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#56 [2023-11-23 21:35:09,954 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-11-23 21:35:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-11-23 21:35:09,954 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2023-11-23 21:35:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2023-11-23 21:35:09,955 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2023-11-23 21:35:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2023-11-23 21:35:09,955 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2023-11-23 21:35:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2023-11-23 21:35:09,956 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2023-11-23 21:35:09,956 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2023-11-23 21:35:09,956 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2023-11-23 21:35:09,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2023-11-23 21:35:09,956 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-11-23 21:35:09,957 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-11-23 21:35:09,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:35:09,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-11-23 21:35:09,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-11-23 21:35:09,957 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2023-11-23 21:35:09,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2023-11-23 21:35:09,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2023-11-23 21:35:09,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2023-11-23 21:35:09,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2023-11-23 21:35:09,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2023-11-23 21:35:09,958 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-11-23 21:35:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-11-23 21:35:09,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2023-11-23 21:35:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2023-11-23 21:35:09,959 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-11-23 21:35:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-11-23 21:35:09,960 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2023-11-23 21:35:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2023-11-23 21:35:09,960 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2023-11-23 21:35:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2023-11-23 21:35:09,960 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-11-23 21:35:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-11-23 21:35:09,961 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2023-11-23 21:35:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2023-11-23 21:35:09,961 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2023-11-23 21:35:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2023-11-23 21:35:09,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2023-11-23 21:35:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2023-11-23 21:35:09,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-23 21:35:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-23 21:35:09,962 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2023-11-23 21:35:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2023-11-23 21:35:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2023-11-23 21:35:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2023-11-23 21:35:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2023-11-23 21:35:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2023-11-23 21:35:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2023-11-23 21:35:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2023-11-23 21:35:09,964 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2023-11-23 21:35:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2023-11-23 21:35:09,964 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2023-11-23 21:35:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2023-11-23 21:35:09,965 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2023-11-23 21:35:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2023-11-23 21:35:09,965 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2023-11-23 21:35:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2023-11-23 21:35:09,965 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2023-11-23 21:35:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2023-11-23 21:35:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2023-11-23 21:35:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2023-11-23 21:35:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2023-11-23 21:35:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2023-11-23 21:35:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2023-11-23 21:35:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2023-11-23 21:35:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 21:35:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 21:35:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 21:35:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 21:35:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 21:35:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 21:35:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 21:35:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 21:35:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 21:35:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 21:35:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 21:35:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-23 21:35:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-23 21:35:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-23 21:35:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-23 21:35:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-23 21:35:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-23 21:35:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-23 21:35:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-23 21:35:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-23 21:35:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-23 21:35:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-23 21:35:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-23 21:35:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-23 21:35:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-23 21:35:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-23 21:35:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-23 21:35:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-23 21:35:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-23 21:35:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-23 21:35:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-23 21:35:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-23 21:35:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-23 21:35:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-23 21:35:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-23 21:35:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-23 21:35:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-23 21:35:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-23 21:35:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-23 21:35:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-23 21:35:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-23 21:35:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-23 21:35:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-23 21:35:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-23 21:35:09,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-23 21:35:09,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-23 21:35:09,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-23 21:35:09,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-23 21:35:09,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-23 21:35:09,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#49 [2023-11-23 21:35:09,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#50 [2023-11-23 21:35:09,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#51 [2023-11-23 21:35:09,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#52 [2023-11-23 21:35:09,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#53 [2023-11-23 21:35:09,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#54 [2023-11-23 21:35:09,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#55 [2023-11-23 21:35:09,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#56 [2023-11-23 21:35:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2023-11-23 21:35:09,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2023-11-23 21:35:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:35:09,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:35:11,286 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:35:11,290 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:35:30,661 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:35:31,303 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:35:31,303 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 21:35:31,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:35:31 BoogieIcfgContainer [2023-11-23 21:35:31,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:35:31,310 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:35:31,310 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:35:31,313 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:35:31,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:35:05" (1/3) ... [2023-11-23 21:35:31,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f805b90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:35:31, skipping insertion in model container [2023-11-23 21:35:31,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:35:07" (2/3) ... [2023-11-23 21:35:31,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f805b90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:35:31, skipping insertion in model container [2023-11-23 21:35:31,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:35:31" (3/3) ... [2023-11-23 21:35:31,319 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.1.c [2023-11-23 21:35:31,344 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:35:31,345 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:35:31,501 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:35:31,510 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;@2aea92ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:35:31,510 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:35:31,532 INFO L276 IsEmpty]: Start isEmpty. Operand has 4757 states, 4369 states have (on average 1.5555046921492333) internal successors, (6796), 4393 states have internal predecessors, (6796), 343 states have call successors, (343), 43 states have call predecessors, (343), 43 states have return successors, (343), 333 states have call predecessors, (343), 343 states have call successors, (343) [2023-11-23 21:35:31,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1930 [2023-11-23 21:35:31,742 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:35:31,745 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:35:31,746 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:35:31,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:35:31,753 INFO L85 PathProgramCache]: Analyzing trace with hash 981328777, now seen corresponding path program 1 times [2023-11-23 21:35:31,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:35:31,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262883642] [2023-11-23 21:35:31,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:35:31,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:35:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:35:51,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:35:51,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:35:51,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262883642] [2023-11-23 21:35:51,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262883642] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:35:51,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:35:51,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:35:51,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085447040] [2023-11-23 21:35:51,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:35:51,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:35:51,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:35:51,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:35:51,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:35:51,932 INFO L87 Difference]: Start difference. First operand has 4757 states, 4369 states have (on average 1.5555046921492333) internal successors, (6796), 4393 states have internal predecessors, (6796), 343 states have call successors, (343), 43 states have call predecessors, (343), 43 states have return successors, (343), 333 states have call predecessors, (343), 343 states have call successors, (343) Second operand has 2 states, 2 states have (on average 964.0) internal successors, (1928), 2 states have internal predecessors, (1928), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)