./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash f46b9a78b7df126f0e8e4ab33fe5881be17163006d9740767ef84c25adc3bd43 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:36:18,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:36:18,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:36:18,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:36:18,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:36:18,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:36:18,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:36:18,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:36:18,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:36:18,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:36:18,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:36:18,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:36:18,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:36:18,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:36:18,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:36:18,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:36:18,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:36:18,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:36:18,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:36:18,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:36:18,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:36:18,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:36:18,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:36:18,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:36:18,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:36:18,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:36:18,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:36:18,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:36:18,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:36:18,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:36:18,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:36:18,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:36:18,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:36:18,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:36:18,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:36:18,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:36:18,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:36:18,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:36:18,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:36:18,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:36:18,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:36:18,698 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:36:18,732 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:36:18,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:36:18,732 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:36:18,732 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:36:18,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:36:18,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:36:18,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:36:18,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:36:18,734 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:36:18,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:36:18,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:36:18,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:36:18,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:36:18,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:36:18,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:36:18,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:36:18,743 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:36:18,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:36:18,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:36:18,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:36:18,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:36:18,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:36:18,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:36:18,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:36:18,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:36:18,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:36:18,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:36:18,746 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:36:18,746 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:36:18,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:36:18,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f46b9a78b7df126f0e8e4ab33fe5881be17163006d9740767ef84c25adc3bd43 [2022-11-02 20:36:18,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:36:19,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:36:19,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:36:19,029 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:36:19,030 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:36:19,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2022-11-02 20:36:19,115 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/data/f76f7f1d6/d5a349ea8e08468faa79d9a1226dd48f/FLAGc821c2d9b [2022-11-02 20:36:20,145 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:36:20,147 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2022-11-02 20:36:20,215 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/data/f76f7f1d6/d5a349ea8e08468faa79d9a1226dd48f/FLAGc821c2d9b [2022-11-02 20:36:20,454 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/data/f76f7f1d6/d5a349ea8e08468faa79d9a1226dd48f [2022-11-02 20:36:20,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:36:20,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:36:20,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:36:20,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:36:20,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:36:20,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:36:20" (1/1) ... [2022-11-02 20:36:20,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c165f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:20, skipping insertion in model container [2022-11-02 20:36:20,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:36:20" (1/1) ... [2022-11-02 20:36:20,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:36:20,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:36:23,391 WARN L230 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_57594215-5df7-4c80-ab1f-ce96a0766aa8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i[404061,404074] [2022-11-02 20:36:23,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:36:23,523 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:36:24,164 WARN L230 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_57594215-5df7-4c80-ab1f-ce96a0766aa8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i[404061,404074] [2022-11-02 20:36:24,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:36:24,351 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:36:24,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24 WrapperNode [2022-11-02 20:36:24,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:36:24,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:36:24,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:36:24,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:36:24,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:24,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:25,063 INFO L138 Inliner]: procedures = 313, calls = 6182, calls flagged for inlining = 154, calls inlined = 152, statements flattened = 13297 [2022-11-02 20:36:25,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:36:25,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:36:25,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:36:25,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:36:25,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:25,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:25,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:25,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:25,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:26,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:26,101 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:26,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:26,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:36:26,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:36:26,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:36:26,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:36:26,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (1/1) ... [2022-11-02 20:36:26,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:36:26,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:36:26,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:36:26,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57594215-5df7-4c80-ab1f-ce96a0766aa8/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:36:26,318 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_var_to_panel_info [2022-11-02 20:36:26,319 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_var_to_panel_info [2022-11-02 20:36:26,319 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2022-11-02 20:36:26,319 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2022-11-02 20:36:26,319 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_delete_i2c_busses [2022-11-02 20:36:26,320 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_delete_i2c_busses [2022-11-02 20:36:26,320 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 20:36:26,320 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 20:36:26,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2022-11-02 20:36:26,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2022-11-02 20:36:26,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:36:26,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:36:26,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:36:26,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:36:26,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:36:26,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:36:26,322 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_bin_file [2022-11-02 20:36:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_bin_file [2022-11-02 20:36:26,323 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP [2022-11-02 20:36:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP [2022-11-02 20:36:26,323 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_fixup_offset [2022-11-02 20:36:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_fixup_offset [2022-11-02 20:36:26,324 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-11-02 20:36:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-11-02 20:36:26,324 INFO L130 BoogieDeclarations]: Found specification of procedure _OUTREGP [2022-11-02 20:36:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure _OUTREGP [2022-11-02 20:36:26,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-02 20:36:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-02 20:36:26,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:36:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:36:26,325 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-02 20:36:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-02 20:36:26,325 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_crt_is_connected [2022-11-02 20:36:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_crt_is_connected [2022-11-02 20:36:26,326 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___0 [2022-11-02 20:36:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___0 [2022-11-02 20:36:26,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:36:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:36:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setup_i2c_bus [2022-11-02 20:36:26,327 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setup_i2c_bus [2022-11-02 20:36:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle___1 [2022-11-02 20:36:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle___1 [2022-11-02 20:36:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_probe_i2c_connector [2022-11-02 20:36:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_probe_i2c_connector [2022-11-02 20:36:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dynamic_mode [2022-11-02 20:36:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dynamic_mode [2022-11-02 20:36:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_depth [2022-11-02 20:36:26,329 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_depth [2022-11-02 20:36:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL [2022-11-02 20:36:26,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL [2022-11-02 20:36:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:36:26,330 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:36:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:36:26,330 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:36:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_videomode_to_var [2022-11-02 20:36:26,331 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_videomode_to_var [2022-11-02 20:36:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-02 20:36:26,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-02 20:36:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_yclk_mclk_sync [2022-11-02 20:36:26,333 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_yclk_mclk_sync [2022-11-02 20:36:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_engine_flush___1 [2022-11-02 20:36:26,333 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_engine_flush___1 [2022-11-02 20:36:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pm_init [2022-11-02 20:36:26,333 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pm_init [2022-11-02 20:36:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___1 [2022-11-02 20:36:26,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___1 [2022-11-02 20:36:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___0 [2022-11-02 20:36:26,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___0 [2022-11-02 20:36:26,335 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL___3 [2022-11-02 20:36:26,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL___3 [2022-11-02 20:36:26,335 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_init [2022-11-02 20:36:26,335 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_init [2022-11-02 20:36:26,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:36:26,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:36:26,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 20:36:26,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 20:36:26,337 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-02 20:36:26,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-02 20:36:26,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:36:26,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:36:26,338 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLLP___0 [2022-11-02 20:36:26,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLLP___0 [2022-11-02 20:36:26,338 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:36:26,338 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:36:26,338 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_screen_blank [2022-11-02 20:36:26,338 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_screen_blank [2022-11-02 20:36:26,339 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2022-11-02 20:36:26,339 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2022-11-02 20:36:26,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:36:26,340 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-02 20:36:26,340 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-02 20:36:26,340 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_unmap_ROM [2022-11-02 20:36:26,340 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_unmap_ROM [2022-11-02 20:36:26,341 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep___0 [2022-11-02 20:36:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep___0 [2022-11-02 20:36:26,341 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-02 20:36:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-02 20:36:26,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:36:26,342 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_set_par [2022-11-02 20:36:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_set_par [2022-11-02 20:36:26,343 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_set_suspend [2022-11-02 20:36:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_set_suspend [2022-11-02 20:36:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait [2022-11-02 20:36:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait [2022-11-02 20:36:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-02 20:36:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-02 20:36:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2022-11-02 20:36:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2022-11-02 20:36:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:36:26,345 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:36:26,345 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_save_regs [2022-11-02 20:36:26,345 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_save_regs [2022-11-02 20:36:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_resume [2022-11-02 20:36:26,346 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_resume [2022-11-02 20:36:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:36:26,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-02 20:36:26,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-02 20:36:26,347 INFO L130 BoogieDeclarations]: Found specification of procedure bl_get_data [2022-11-02 20:36:26,348 INFO L138 BoogieDeclarations]: Found implementation of procedure bl_get_data [2022-11-02 20:36:26,351 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-02 20:36:26,351 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-02 20:36:26,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:36:26,351 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_enable_dll [2022-11-02 20:36:26,352 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_enable_dll [2022-11-02 20:36:26,354 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2022-11-02 20:36:26,354 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2022-11-02 20:36:26,354 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2022-11-02 20:36:26,354 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2022-11-02 20:36:26,361 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_pci_unregister [2022-11-02 20:36:26,361 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_pci_unregister [2022-11-02 20:36:26,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:36:26,361 INFO L130 BoogieDeclarations]: Found specification of procedure _OUTREGP___1 [2022-11-02 20:36:26,362 INFO L138 BoogieDeclarations]: Found implementation of procedure _OUTREGP___1 [2022-11-02 20:36:26,362 INFO L130 BoogieDeclarations]: Found specification of procedure __INPLL [2022-11-02 20:36:26,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __INPLL [2022-11-02 20:36:26,362 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_dstbpp [2022-11-02 20:36:26,362 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_dstbpp [2022-11-02 20:36:26,362 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 20:36:26,363 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 20:36:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_full_reset_sdram [2022-11-02 20:36:26,363 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_full_reset_sdram [2022-11-02 20:36:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:36:26,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:36:26,363 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_engine_idle [2022-11-02 20:36:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_engine_idle [2022-11-02 20:36:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___2 [2022-11-02 20:36:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___2 [2022-11-02 20:36:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___1 [2022-11-02 20:36:26,364 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___1 [2022-11-02 20:36:26,364 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_get_mon_name [2022-11-02 20:36:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_get_mon_name [2022-11-02 20:36:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_fifo_wait___0 [2022-11-02 20:36:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_fifo_wait___0 [2022-11-02 20:36:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_sync [2022-11-02 20:36:26,365 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_sync [2022-11-02 20:36:26,365 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_program_mode_reg [2022-11-02 20:36:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_program_mode_reg [2022-11-02 20:36:26,366 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:36:26,366 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:36:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_show_one_edid [2022-11-02 20:36:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_show_one_edid [2022-11-02 20:36:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_write_mode [2022-11-02 20:36:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_write_mode [2022-11-02 20:36:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:36:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 20:36:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 20:36:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure _radeon_msleep [2022-11-02 20:36:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _radeon_msleep [2022-11-02 20:36:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___3 [2022-11-02 20:36:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___3 [2022-11-02 20:36:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure INMC [2022-11-02 20:36:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure INMC [2022-11-02 20:36:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___1 [2022-11-02 20:36:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___1 [2022-11-02 20:36:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure __OUTPLL___0 [2022-11-02 20:36:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __OUTPLL___0 [2022-11-02 20:36:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:36:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:36:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_get_level_brightness [2022-11-02 20:36:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_get_level_brightness [2022-11-02 20:36:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_map_ROM [2022-11-02 20:36:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_map_ROM [2022-11-02 20:36:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:36:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:36:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:36:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-11-02 20:36:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-11-02 20:36:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:36:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:36:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:36:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_region [2022-11-02 20:36:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_region [2022-11-02 20:36:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:36:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:36:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:36:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode [2022-11-02 20:36:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_mode [2022-11-02 20:36:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-11-02 20:36:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-11-02 20:36:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_setcolreg [2022-11-02 20:36:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_setcolreg [2022-11-02 20:36:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data [2022-11-02 20:36:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data [2022-11-02 20:36:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-11-02 20:36:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-11-02 20:36:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_restore_regs [2022-11-02 20:36:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_restore_regs [2022-11-02 20:36:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2022-11-02 20:36:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2022-11-02 20:36:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-11-02 20:36:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-11-02 20:36:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 20:36:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 20:36:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___3 [2022-11-02 20:36:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___3 [2022-11-02 20:36:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___1 [2022-11-02 20:36:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___1 [2022-11-02 20:36:26,459 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_data___0 [2022-11-02 20:36:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_data___0 [2022-11-02 20:36:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure OUTMC [2022-11-02 20:36:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure OUTMC [2022-11-02 20:36:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-02 20:36:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-02 20:36:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure round_div [2022-11-02 20:36:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure round_div [2022-11-02 20:36:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pm_disable_dynamic_mode [2022-11-02 20:36:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pm_disable_dynamic_mode [2022-11-02 20:36:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-02 20:36:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-02 20:36:26,460 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2022-11-02 20:36:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2022-11-02 20:36:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_pll_errata_after_index [2022-11-02 20:36:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_pll_errata_after_index [2022-11-02 20:36:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 20:36:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 20:36:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure radeon_bl_update_status [2022-11-02 20:36:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure radeon_bl_update_status [2022-11-02 20:36:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:36:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-02 20:36:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-02 20:36:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure radeonfb_engine_reset [2022-11-02 20:36:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure radeonfb_engine_reset [2022-11-02 20:36:26,461 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_bin_file [2022-11-02 20:36:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_bin_file [2022-11-02 20:36:26,462 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-11-02 20:36:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-11-02 20:36:26,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:36:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:36:26,462 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-02 20:36:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-02 20:36:27,707 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:36:27,710 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:36:28,867 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:36:55,848 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:36:55,875 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:36:55,876 INFO L300 CfgBuilder]: Removed 36 assume(true) statements. [2022-11-02 20:36:55,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:36:55 BoogieIcfgContainer [2022-11-02 20:36:55,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:36:55,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:36:55,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:36:55,887 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:36:55,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:36:20" (1/3) ... [2022-11-02 20:36:55,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bdd3409 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:36:55, skipping insertion in model container [2022-11-02 20:36:55,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:36:24" (2/3) ... [2022-11-02 20:36:55,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bdd3409 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:36:55, skipping insertion in model container [2022-11-02 20:36:55,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:36:55" (3/3) ... [2022-11-02 20:36:55,890 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--video--fbdev--aty--radeonfb.ko-entry_point.cil.out.i [2022-11-02 20:36:55,907 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:36:55,908 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:36:56,048 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:36:56,057 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=LoopsAndPotentialCycles, 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;@5ae4e40e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:36:56,057 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:36:56,075 INFO L276 IsEmpty]: Start isEmpty. Operand has 4649 states, 3036 states have (on average 1.2994071146245059) internal successors, (3945), 3168 states have internal predecessors, (3945), 1531 states have call successors, (1531), 117 states have call predecessors, (1531), 116 states have return successors, (1524), 1511 states have call predecessors, (1524), 1524 states have call successors, (1524) [2022-11-02 20:36:56,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-11-02 20:36:56,124 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:36:56,126 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:36:56,126 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:36:56,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:36:56,134 INFO L85 PathProgramCache]: Analyzing trace with hash -455580095, now seen corresponding path program 1 times [2022-11-02 20:36:56,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:36:56,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404227062] [2022-11-02 20:36:56,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:36:56,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:36:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:36:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:36:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:36:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:36:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:36:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 20:36:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 20:36:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:36:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-02 20:36:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 20:36:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:36:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:36:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-11-02 20:36:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:57,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:36:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-11-02 20:36:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-02 20:36:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-02 20:36:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-02 20:36:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 20:36:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-02 20:36:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-11-02 20:36:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-11-02 20:36:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-02 20:36:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 20:36:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 20:36:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-11-02 20:36:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-02 20:36:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:36:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 20:36:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:58,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-11-02 20:36:58,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:36:58,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404227062] [2022-11-02 20:36:58,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404227062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:36:58,281 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:36:58,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:36:58,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991886178] [2022-11-02 20:36:58,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:36:58,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:36:58,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:36:58,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:36:58,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:36:58,324 INFO L87 Difference]: Start difference. First operand has 4649 states, 3036 states have (on average 1.2994071146245059) internal successors, (3945), 3168 states have internal predecessors, (3945), 1531 states have call successors, (1531), 117 states have call predecessors, (1531), 116 states have return successors, (1524), 1511 states have call predecessors, (1524), 1524 states have call successors, (1524) Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-02 20:37:04,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:37:09,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:37:11,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:37:17,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:37:18,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:37:20,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:37:24,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:37:38,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:37:40,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:37:43,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:37:45,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:37:47,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:37:49,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:37:50,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:37:52,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:38:05,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:05,087 INFO L93 Difference]: Finished difference Result 9591 states and 14563 transitions. [2022-11-02 20:38:05,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:38:05,092 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 357 [2022-11-02 20:38:05,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:05,147 INFO L225 Difference]: With dead ends: 9591 [2022-11-02 20:38:05,148 INFO L226 Difference]: Without dead ends: 4927 [2022-11-02 20:38:05,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:38:05,185 INFO L413 NwaCegarLoop]: 5365 mSDtfsCounter, 2836 mSDsluCounter, 7282 mSDsCounter, 0 mSdLazyCounter, 9005 mSolverCounterSat, 4222 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3453 SdHoareTripleChecker+Valid, 12647 SdHoareTripleChecker+Invalid, 13236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4222 IncrementalHoareTripleChecker+Valid, 9005 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:05,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3453 Valid, 12647 Invalid, 13236 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4222 Valid, 9005 Invalid, 9 Unknown, 0 Unchecked, 65.8s Time] [2022-11-02 20:38:05,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4927 states. [2022-11-02 20:38:05,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4927 to 4521. [2022-11-02 20:38:05,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4521 states, 2917 states have (on average 1.2948234487487145) internal successors, (3777), 3009 states have internal predecessors, (3777), 1488 states have call successors, (1488), 116 states have call predecessors, (1488), 115 states have return successors, (1487), 1474 states have call predecessors, (1487), 1487 states have call successors, (1487) [2022-11-02 20:38:05,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 4521 states and 6752 transitions. [2022-11-02 20:38:05,730 INFO L78 Accepts]: Start accepts. Automaton has 4521 states and 6752 transitions. Word has length 357 [2022-11-02 20:38:05,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:05,732 INFO L495 AbstractCegarLoop]: Abstraction has 4521 states and 6752 transitions. [2022-11-02 20:38:05,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-02 20:38:05,733 INFO L276 IsEmpty]: Start isEmpty. Operand 4521 states and 6752 transitions. [2022-11-02 20:38:05,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-11-02 20:38:05,746 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:05,746 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:05,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:38:05,747 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:05,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:05,748 INFO L85 PathProgramCache]: Analyzing trace with hash 667218667, now seen corresponding path program 1 times [2022-11-02 20:38:05,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:38:05,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725507829] [2022-11-02 20:38:05,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:05,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:38:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:38:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:38:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:38:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:38:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:38:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 20:38:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 20:38:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:38:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-02 20:38:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:06,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 20:38:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:38:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:38:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-11-02 20:38:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:38:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-11-02 20:38:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-02 20:38:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-02 20:38:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-02 20:38:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 20:38:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-02 20:38:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-11-02 20:38:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-11-02 20:38:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-02 20:38:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 20:38:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 20:38:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-11-02 20:38:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-02 20:38:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:38:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 20:38:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:07,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-11-02 20:38:07,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:38:07,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725507829] [2022-11-02 20:38:07,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725507829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:07,287 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:38:07,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:38:07,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788239522] [2022-11-02 20:38:07,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:07,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:38:07,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:38:07,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:38:07,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:38:07,290 INFO L87 Difference]: Start difference. First operand 4521 states and 6752 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-02 20:38:15,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:38:20,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:38:22,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:38:28,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:38:30,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:38:35,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:38:37,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:38:38,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:38:40,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:38:42,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:38:44,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:38:49,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:00,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:03,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:05,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:07,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:09,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:11,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:14,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:39:16,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:39:18,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:39:19,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:39:23,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:25,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:27,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:30,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:39:32,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:39:34,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:39:47,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:39:49,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:40:00,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:40:00,255 INFO L93 Difference]: Finished difference Result 13847 states and 20748 transitions. [2022-11-02 20:40:00,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:40:00,256 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 357 [2022-11-02 20:40:00,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:40:00,325 INFO L225 Difference]: With dead ends: 13847 [2022-11-02 20:40:00,325 INFO L226 Difference]: Without dead ends: 9386 [2022-11-02 20:40:00,355 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:40:00,356 INFO L413 NwaCegarLoop]: 6205 mSDtfsCounter, 11407 mSDsluCounter, 9188 mSDsCounter, 0 mSdLazyCounter, 14013 mSolverCounterSat, 14864 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 104.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12541 SdHoareTripleChecker+Valid, 15393 SdHoareTripleChecker+Invalid, 28897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 14864 IncrementalHoareTripleChecker+Valid, 14013 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 111.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:40:00,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12541 Valid, 15393 Invalid, 28897 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [14864 Valid, 14013 Invalid, 20 Unknown, 0 Unchecked, 111.8s Time] [2022-11-02 20:40:00,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9386 states. [2022-11-02 20:40:01,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9386 to 8578. [2022-11-02 20:40:01,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8578 states, 5476 states have (on average 1.285609934258583) internal successors, (7040), 5656 states have internal predecessors, (7040), 2875 states have call successors, (2875), 227 states have call predecessors, (2875), 226 states have return successors, (2874), 2848 states have call predecessors, (2874), 2874 states have call successors, (2874) [2022-11-02 20:40:01,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8578 states to 8578 states and 12789 transitions. [2022-11-02 20:40:01,317 INFO L78 Accepts]: Start accepts. Automaton has 8578 states and 12789 transitions. Word has length 357 [2022-11-02 20:40:01,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:40:01,318 INFO L495 AbstractCegarLoop]: Abstraction has 8578 states and 12789 transitions. [2022-11-02 20:40:01,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-02 20:40:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 8578 states and 12789 transitions. [2022-11-02 20:40:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-11-02 20:40:01,332 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:40:01,332 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:40:01,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:40:01,333 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:40:01,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:40:01,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1627358974, now seen corresponding path program 1 times [2022-11-02 20:40:01,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:40:01,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749270619] [2022-11-02 20:40:01,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:40:01,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:40:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:40:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:40:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:40:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:40:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:40:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-02 20:40:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 20:40:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:40:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-02 20:40:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 20:40:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:40:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 20:40:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-11-02 20:40:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-11-02 20:40:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-02 20:40:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-02 20:40:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-02 20:40:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 20:40:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-02 20:40:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-11-02 20:40:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-11-02 20:40:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-02 20:40:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 20:40:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 20:40:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-11-02 20:40:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-02 20:40:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-02 20:40:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-11-02 20:40:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 20:40:03,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:40:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:40:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2022-11-02 20:40:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:40:03,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1982 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1982 trivial. 0 not checked. [2022-11-02 20:40:03,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:40:03,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749270619] [2022-11-02 20:40:03,733 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749270619] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:40:03,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:40:03,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:40:03,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280584385] [2022-11-02 20:40:03,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:40:03,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:40:03,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:40:03,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:40:03,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:40:03,736 INFO L87 Difference]: Start difference. First operand 8578 states and 12789 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (36), 7 states have call predecessors, (36), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33)