./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/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_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/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_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/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 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 21:59:20,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 21:59:21,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-24 21:59:21,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 21:59:21,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 21:59:21,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 21:59:21,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 21:59:21,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 21:59:21,108 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-24 21:59:21,109 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-24 21:59:21,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 21:59:21,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 21:59:21,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 21:59:21,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 21:59:21,113 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 21:59:21,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 21:59:21,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 21:59:21,115 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 21:59:21,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 21:59:21,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 21:59:21,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 21:59:21,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 21:59:21,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 21:59:21,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 21:59:21,119 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 21:59:21,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 21:59:21,121 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 21:59:21,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 21:59:21,122 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 21:59:21,123 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 21:59:21,123 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 21:59:21,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 21:59:21,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 21:59:21,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 21:59:21,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 21:59:21,126 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 21:59:21,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 21:59:21,127 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 21:59:21,128 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-24 21:59:21,128 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 21:59:21,129 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-24 21:59:21,129 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 21:59:21,130 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_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 [2023-11-24 21:59:21,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 21:59:21,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 21:59:21,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 21:59:21,473 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 21:59:21,474 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 21:59:21,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2023-11-24 21:59:24,614 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 21:59:25,172 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 21:59:25,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2023-11-24 21:59:25,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/data/188ff3b81/4d05c27eed6e4fa4adbdbc8734ce18ae/FLAG0cb8f8ab0 [2023-11-24 21:59:25,244 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/data/188ff3b81/4d05c27eed6e4fa4adbdbc8734ce18ae [2023-11-24 21:59:25,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 21:59:25,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 21:59:25,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 21:59:25,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 21:59:25,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 21:59:25,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:59:25" (1/1) ... [2023-11-24 21:59:25,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@796498c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:25, skipping insertion in model container [2023-11-24 21:59:25,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:59:25" (1/1) ... [2023-11-24 21:59:25,459 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 21:59:25,756 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_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c[2216,2229] [2023-11-24 21:59:26,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 21:59:26,927 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 21:59:26,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug2.i","-S") [51] [2023-11-24 21:59:26,942 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_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c[2216,2229] [2023-11-24 21:59:27,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 21:59:27,393 INFO L206 MainTranslator]: Completed translation [2023-11-24 21:59:27,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27 WrapperNode [2023-11-24 21:59:27,394 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 21:59:27,395 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 21:59:27,395 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 21:59:27,395 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 21:59:27,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:27,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:28,420 INFO L138 Inliner]: procedures = 101, calls = 6643, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 21803 [2023-11-24 21:59:28,421 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 21:59:28,422 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 21:59:28,422 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 21:59:28,422 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 21:59:28,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:28,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:28,749 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:28,939 INFO L175 MemorySlicer]: Split 6246 memory accesses to 57 slices as follows [2, 17, 17, 17, 9, 360, 488, 432, 456, 480, 392, 284, 212, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82, 58, 82]. 8 percent of accesses are in the largest equivalence class. The 86 initializations are split as follows [2, 8, 8, 8, 4, 8, 8, 8, 8, 8, 8, 4, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 1336 writes are split as follows [0, 1, 1, 1, 1, 8, 8, 8, 8, 8, 8, 4, 4, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28, 30, 28]. [2023-11-24 21:59:28,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:28,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:29,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:29,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:29,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:29,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:29,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 21:59:29,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 21:59:29,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 21:59:29,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 21:59:29,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (1/1) ... [2023-11-24 21:59:29,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-24 21:59:29,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/z3 [2023-11-24 21:59:29,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-24 21:59:29,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba8bec4a-e6a6-4884-b08f-b1838f99b4fd/bin/uautomizer-verify-NlZe1sFDwI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-24 21:59:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2023-11-24 21:59:29,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2023-11-24 21:59:29,904 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2023-11-24 21:59:29,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2023-11-24 21:59:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-24 21:59:29,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-24 21:59:29,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-24 21:59:29,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-24 21:59:29,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-24 21:59:29,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-24 21:59:29,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-24 21:59:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-24 21:59:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-24 21:59:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-24 21:59:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-24 21:59:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-24 21:59:29,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-24 21:59:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-24 21:59:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-24 21:59:29,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-24 21:59:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-24 21:59:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-24 21:59:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-24 21:59:29,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-24 21:59:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-24 21:59:29,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-24 21:59:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-24 21:59:29,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-24 21:59:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-24 21:59:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-24 21:59:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-24 21:59:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-24 21:59:29,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-24 21:59:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-24 21:59:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-24 21:59:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-24 21:59:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-24 21:59:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-24 21:59:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-24 21:59:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-24 21:59:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-24 21:59:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-24 21:59:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-24 21:59:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-24 21:59:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-24 21:59:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-24 21:59:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-24 21:59:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-24 21:59:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-24 21:59:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-24 21:59:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-24 21:59:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-24 21:59:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-24 21:59:29,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#49 [2023-11-24 21:59:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#50 [2023-11-24 21:59:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#51 [2023-11-24 21:59:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#52 [2023-11-24 21:59:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#53 [2023-11-24 21:59:29,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#54 [2023-11-24 21:59:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#55 [2023-11-24 21:59:29,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#56 [2023-11-24 21:59:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2023-11-24 21:59:29,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2023-11-24 21:59:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2023-11-24 21:59:29,921 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2023-11-24 21:59:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2023-11-24 21:59:29,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2023-11-24 21:59:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2023-11-24 21:59:29,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2023-11-24 21:59:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2023-11-24 21:59:29,922 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2023-11-24 21:59:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2023-11-24 21:59:29,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2023-11-24 21:59:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2023-11-24 21:59:29,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2023-11-24 21:59:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-24 21:59:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-24 21:59:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-24 21:59:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-24 21:59:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-24 21:59:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-24 21:59:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-24 21:59:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-24 21:59:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-24 21:59:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-24 21:59:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-24 21:59:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-24 21:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-24 21:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-24 21:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-24 21:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-24 21:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-24 21:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-24 21:59:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-24 21:59:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-24 21:59:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-24 21:59:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-24 21:59:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-24 21:59:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-24 21:59:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-24 21:59:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-24 21:59:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-24 21:59:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-24 21:59:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-24 21:59:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-24 21:59:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-24 21:59:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-24 21:59:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-24 21:59:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-24 21:59:29,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-24 21:59:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-24 21:59:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-24 21:59:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-24 21:59:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-24 21:59:29,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-24 21:59:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-24 21:59:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-24 21:59:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-24 21:59:29,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-24 21:59:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-24 21:59:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-24 21:59:29,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-24 21:59:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-24 21:59:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-24 21:59:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#49 [2023-11-24 21:59:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#50 [2023-11-24 21:59:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#51 [2023-11-24 21:59:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#52 [2023-11-24 21:59:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#53 [2023-11-24 21:59:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#54 [2023-11-24 21:59:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#55 [2023-11-24 21:59:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#56 [2023-11-24 21:59:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2023-11-24 21:59:29,935 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2023-11-24 21:59:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2023-11-24 21:59:29,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2023-11-24 21:59:29,936 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2023-11-24 21:59:29,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2023-11-24 21:59:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2023-11-24 21:59:29,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2023-11-24 21:59:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2023-11-24 21:59:29,937 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2023-11-24 21:59:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2023-11-24 21:59:29,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2023-11-24 21:59:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2023-11-24 21:59:29,938 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2023-11-24 21:59:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 21:59:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2023-11-24 21:59:29,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2023-11-24 21:59:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2023-11-24 21:59:29,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2023-11-24 21:59:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2023-11-24 21:59:29,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2023-11-24 21:59:29,945 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2023-11-24 21:59:29,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2023-11-24 21:59:29,946 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2023-11-24 21:59:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2023-11-24 21:59:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2023-11-24 21:59:29,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2023-11-24 21:59:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2023-11-24 21:59:29,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2023-11-24 21:59:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2023-11-24 21:59:29,953 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2023-11-24 21:59:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2023-11-24 21:59:29,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2023-11-24 21:59:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2023-11-24 21:59:29,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2023-11-24 21:59:29,954 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2023-11-24 21:59:29,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2023-11-24 21:59:29,954 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2023-11-24 21:59:29,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2023-11-24 21:59:29,954 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2023-11-24 21:59:29,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2023-11-24 21:59:29,954 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-24 21:59:29,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2023-11-24 21:59:29,955 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2023-11-24 21:59:29,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2023-11-24 21:59:29,955 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2023-11-24 21:59:29,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2023-11-24 21:59:29,955 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2023-11-24 21:59:29,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2023-11-24 21:59:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2023-11-24 21:59:29,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2023-11-24 21:59:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2023-11-24 21:59:29,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2023-11-24 21:59:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2023-11-24 21:59:29,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2023-11-24 21:59:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2023-11-24 21:59:29,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2023-11-24 21:59:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2023-11-24 21:59:29,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2023-11-24 21:59:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2023-11-24 21:59:29,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2023-11-24 21:59:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2023-11-24 21:59:29,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2023-11-24 21:59:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2023-11-24 21:59:29,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2023-11-24 21:59:29,958 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2023-11-24 21:59:29,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2023-11-24 21:59:29,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-24 21:59:29,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-24 21:59:29,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-24 21:59:29,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-24 21:59:29,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-24 21:59:29,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-24 21:59:29,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-24 21:59:29,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-24 21:59:29,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-24 21:59:29,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-24 21:59:29,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-24 21:59:29,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-24 21:59:29,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-24 21:59:29,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-24 21:59:29,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-24 21:59:29,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-24 21:59:29,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-24 21:59:29,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-24 21:59:29,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-24 21:59:29,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-24 21:59:29,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-24 21:59:29,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-24 21:59:29,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-24 21:59:29,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-24 21:59:29,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-24 21:59:29,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-24 21:59:29,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-24 21:59:29,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-24 21:59:29,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-24 21:59:29,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-24 21:59:29,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-24 21:59:29,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-24 21:59:29,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-24 21:59:29,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-24 21:59:29,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-24 21:59:29,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-24 21:59:29,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-24 21:59:29,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-24 21:59:29,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-24 21:59:29,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-24 21:59:29,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-24 21:59:29,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-24 21:59:29,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-24 21:59:29,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-24 21:59:29,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-24 21:59:29,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-24 21:59:29,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-24 21:59:29,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-24 21:59:29,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-24 21:59:29,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#49 [2023-11-24 21:59:29,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#50 [2023-11-24 21:59:29,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#51 [2023-11-24 21:59:29,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#52 [2023-11-24 21:59:29,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#53 [2023-11-24 21:59:29,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#54 [2023-11-24 21:59:29,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#55 [2023-11-24 21:59:29,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#56 [2023-11-24 21:59:29,966 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2023-11-24 21:59:29,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2023-11-24 21:59:29,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 21:59:29,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 21:59:31,153 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 21:59:31,156 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 21:59:49,522 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 21:59:50,100 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 21:59:50,100 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 21:59:50,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:59:50 BoogieIcfgContainer [2023-11-24 21:59:50,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 21:59:50,108 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 21:59:50,108 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 21:59:50,112 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 21:59:50,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 09:59:25" (1/3) ... [2023-11-24 21:59:50,114 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35402db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 09:59:50, skipping insertion in model container [2023-11-24 21:59:50,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:27" (2/3) ... [2023-11-24 21:59:50,116 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35402db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 09:59:50, skipping insertion in model container [2023-11-24 21:59:50,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:59:50" (3/3) ... [2023-11-24 21:59:50,123 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-1.c [2023-11-24 21:59:50,144 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 21:59:50,144 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 21:59:50,308 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 21:59:50,316 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;@15c18758, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 21:59:50,316 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 21:59:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand has 4746 states, 4361 states have (on average 1.5556065122678284) internal successors, (6784), 4385 states have internal predecessors, (6784), 340 states have call successors, (340), 43 states have call predecessors, (340), 43 states have return successors, (340), 330 states have call predecessors, (340), 340 states have call successors, (340) [2023-11-24 21:59:50,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1930 [2023-11-24 21:59:50,563 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 21:59:50,566 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 21:59:50,567 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 21:59:50,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 21:59:50,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1715664608, now seen corresponding path program 1 times [2023-11-24 21:59:50,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 21:59:50,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718262117] [2023-11-24 21:59:50,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 21:59:50,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:00:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:00:07,473 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 22:00:07,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:00:07,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718262117] [2023-11-24 22:00:07,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718262117] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:00:07,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:00:07,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 22:00:07,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472473230] [2023-11-24 22:00:07,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:00:07,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 22:00:07,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:00:07,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 22:00:07,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 22:00:07,549 INFO L87 Difference]: Start difference. First operand has 4746 states, 4361 states have (on average 1.5556065122678284) internal successors, (6784), 4385 states have internal predecessors, (6784), 340 states have call successors, (340), 43 states have call predecessors, (340), 43 states have return successors, (340), 330 states have call predecessors, (340), 340 states have call successors, (340) Second operand has 2 states, 2 states have (on average 964.0) internal successors, (1928), 2 states have internal predecessors, (1928), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 22:00:11,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:00:12,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 22:00:12,130 INFO L93 Difference]: Finished difference Result 9486 states and 15213 transitions. [2023-11-24 22:00:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:00:12,136 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 964.0) internal successors, (1928), 2 states have internal predecessors, (1928), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1929 [2023-11-24 22:00:12,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 22:00:12,197 INFO L225 Difference]: With dead ends: 9486 [2023-11-24 22:00:12,197 INFO L226 Difference]: Without dead ends: 4734 [2023-11-24 22:00:12,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 22:00:12,240 INFO L413 NwaCegarLoop]: 5872 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5872 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-24 22:00:12,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5872 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-11-24 22:00:12,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4734 states. [2023-11-24 22:00:12,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4734 to 4734. [2023-11-24 22:00:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4734 states, 4350 states have (on average 1.2052873563218391) internal successors, (5243), 4374 states have internal predecessors, (5243), 340 states have call successors, (340), 43 states have call predecessors, (340), 43 states have return successors, (339), 329 states have call predecessors, (339), 339 states have call successors, (339) [2023-11-24 22:00:12,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 4734 states and 5922 transitions. [2023-11-24 22:00:12,518 INFO L78 Accepts]: Start accepts. Automaton has 4734 states and 5922 transitions. Word has length 1929 [2023-11-24 22:00:12,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 22:00:12,520 INFO L495 AbstractCegarLoop]: Abstraction has 4734 states and 5922 transitions. [2023-11-24 22:00:12,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 964.0) internal successors, (1928), 2 states have internal predecessors, (1928), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 22:00:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 4734 states and 5922 transitions. [2023-11-24 22:00:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1930 [2023-11-24 22:00:12,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 22:00:12,737 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 22:00:12,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 22:00:12,737 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 22:00:12,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:00:12,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1333447690, now seen corresponding path program 1 times [2023-11-24 22:00:12,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:00:12,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902417404] [2023-11-24 22:00:12,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:00:12,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms