./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-32_7a-drivers--input--mouse--cyapatp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mouse--cyapatp.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN --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 d298fcfbeb680c2e33b414d76b7ec7ff33b14c51df8a5be440e59b165e3c2df1 --- 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-6b4ec56 [2022-11-20 11:43:23,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:43:23,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:43:23,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:43:23,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:43:23,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:43:23,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:43:23,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:43:23,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:43:23,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:43:23,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:43:23,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:43:23,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:43:23,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:43:23,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:43:23,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:43:23,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:43:23,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:43:23,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:43:23,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:43:23,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:43:23,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:43:23,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:43:23,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:43:23,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:43:23,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:43:23,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:43:23,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:43:23,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:43:23,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:43:23,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:43:23,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:43:23,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:43:23,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:43:23,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:43:23,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:43:23,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:43:23,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:43:23,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:43:23,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:43:23,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:43:23,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 11:43:23,179 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:43:23,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:43:23,180 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:43:23,181 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:43:23,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:43:23,182 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:43:23,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:43:23,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:43:23,183 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:43:23,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:43:23,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:43:23,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:43:23,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:43:23,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:43:23,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:43:23,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:43:23,186 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:43:23,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:43:23,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:43:23,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:43:23,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:43:23,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:43:23,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:43:23,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:43:23,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:43:23,188 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:43:23,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:43:23,188 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:43:23,188 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:43:23,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:43:23,189 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_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d298fcfbeb680c2e33b414d76b7ec7ff33b14c51df8a5be440e59b165e3c2df1 [2022-11-20 11:43:23,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:43:23,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:43:23,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:43:23,493 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:43:23,494 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:43:23,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mouse--cyapatp.ko-entry_point.cil.out.i [2022-11-20 11:43:26,591 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:43:27,282 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:43:27,283 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mouse--cyapatp.ko-entry_point.cil.out.i [2022-11-20 11:43:27,330 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/data/a7b42123f/0a61e68326f24e8b9f6027f0242ca6b5/FLAG943628c96 [2022-11-20 11:43:27,348 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/data/a7b42123f/0a61e68326f24e8b9f6027f0242ca6b5 [2022-11-20 11:43:27,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:43:27,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:43:27,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:43:27,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:43:27,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:43:27,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:43:27" (1/1) ... [2022-11-20 11:43:27,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@476d015d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:27, skipping insertion in model container [2022-11-20 11:43:27,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:43:27" (1/1) ... [2022-11-20 11:43:27,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:43:27,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:43:30,497 WARN L237 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_cce502f5-ebe9-406d-af4f-bccb572c8810/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mouse--cyapatp.ko-entry_point.cil.out.i[322979,322992] [2022-11-20 11:43:30,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:43:30,813 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:43:31,336 WARN L237 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_cce502f5-ebe9-406d-af4f-bccb572c8810/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mouse--cyapatp.ko-entry_point.cil.out.i[322979,322992] [2022-11-20 11:43:31,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:43:31,659 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:43:31,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31 WrapperNode [2022-11-20 11:43:31,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:43:31,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:43:31,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:43:31,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:43:31,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:31,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,186 INFO L138 Inliner]: procedures = 464, calls = 3437, calls flagged for inlining = 185, calls inlined = 179, statements flattened = 9136 [2022-11-20 11:43:32,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:43:32,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:43:32,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:43:32,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:43:32,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:43:32,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:43:32,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:43:32,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:43:32,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (1/1) ... [2022-11-20 11:43:32,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:43:32,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:43:32,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:43:32,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce502f5-ebe9-406d-af4f-bccb572c8810/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:43:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_read_idac_data [2022-11-20 11:43:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_read_idac_data [2022-11-20 11:43:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_bl_activate [2022-11-20 11:43:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_bl_activate [2022-11-20 11:43:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_suspended [2022-11-20 11:43:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_suspended [2022-11-20 11:43:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 11:43:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 11:43:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_write_byte [2022-11-20 11:43:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_write_byte [2022-11-20 11:43:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_do_calibrate [2022-11-20 11:43:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_do_calibrate [2022-11-20 11:43:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 11:43:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 11:43:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_irq_handler [2022-11-20 11:43:32,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_irq_handler [2022-11-20 11:43:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_irq [2022-11-20 11:43:32,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_irq [2022-11-20 11:43:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_calibrate_store [2022-11-20 11:43:32,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_calibrate_store [2022-11-20 11:43:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-20 11:43:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-20 11:43:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_state_sync_lock_of_cyapa [2022-11-20 11:43:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_state_sync_lock_of_cyapa [2022-11-20 11:43:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_irq_handler [2022-11-20 11:43:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_irq_handler [2022-11-20 11:43:32,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:43:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:43:32,780 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync_autosuspend [2022-11-20 11:43:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync_autosuspend [2022-11-20 11:43:32,781 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_reinitialize [2022-11-20 11:43:32,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_reinitialize [2022-11-20 11:43:32,781 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_show_product_id [2022-11-20 11:43:32,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_show_product_id [2022-11-20 11:43:32,781 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2022-11-20 11:43:32,781 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2022-11-20 11:43:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_show_mode [2022-11-20 11:43:32,782 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_show_mode [2022-11-20 11:43:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2022-11-20 11:43:32,782 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2022-11-20 11:43:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_create_input_dev [2022-11-20 11:43:32,783 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_create_input_dev [2022-11-20 11:43:32,783 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-20 11:43:32,783 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_irq_cmd_handler [2022-11-20 11:43:32,783 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_irq_cmd_handler [2022-11-20 11:43:32,783 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_show_baseline [2022-11-20 11:43:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_show_baseline [2022-11-20 11:43:32,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:43:32,784 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_initialize [2022-11-20 11:43:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_initialize [2022-11-20 11:43:32,784 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_i2c_reg_read_block [2022-11-20 11:43:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_i2c_reg_read_block [2022-11-20 11:43:32,785 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_pwr_cmd_to_sleep_time [2022-11-20 11:43:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_pwr_cmd_to_sleep_time [2022-11-20 11:43:32,785 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_runtime_suspend [2022-11-20 11:43:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_runtime_suspend [2022-11-20 11:43:32,785 INFO L130 BoogieDeclarations]: Found specification of procedure input_mt_sync_frame [2022-11-20 11:43:32,786 INFO L138 BoogieDeclarations]: Found implementation of procedure input_mt_sync_frame [2022-11-20 11:43:32,786 INFO L130 BoogieDeclarations]: Found specification of procedure input_mt_report_slot_state [2022-11-20 11:43:32,786 INFO L138 BoogieDeclarations]: Found implementation of procedure input_mt_report_slot_state [2022-11-20 11:43:32,786 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_probe [2022-11-20 11:43:32,786 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_probe [2022-11-20 11:43:32,787 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_set_res [2022-11-20 11:43:32,787 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_set_res [2022-11-20 11:43:32,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2022-11-20 11:43:32,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2022-11-20 11:43:32,787 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2022-11-20 11:43:32,787 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2022-11-20 11:43:32,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-20 11:43:32,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_state_sync_lock_of_cyapa [2022-11-20 11:43:32,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_state_sync_lock_of_cyapa [2022-11-20 11:43:32,788 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_update_fw_store [2022-11-20 11:43:32,788 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_update_fw_store [2022-11-20 11:43:32,789 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-20 11:43:32,789 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-20 11:43:32,789 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_check_fw [2022-11-20 11:43:32,789 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_check_fw [2022-11-20 11:43:32,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 11:43:32,789 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_i2c_reg_write_block [2022-11-20 11:43:32,790 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_i2c_reg_write_block [2022-11-20 11:43:32,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 11:43:32,790 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2022-11-20 11:43:32,790 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2022-11-20 11:43:32,790 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~~bool~0 [2022-11-20 11:43:32,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~~bool~0 [2022-11-20 11:43:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 11:43:32,791 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 11:43:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_suspend_scanning [2022-11-20 11:43:32,791 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_suspend_scanning [2022-11-20 11:43:32,791 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-20 11:43:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-20 11:43:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_sleep_time_to_pwr_cmd [2022-11-20 11:43:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_sleep_time_to_pwr_cmd [2022-11-20 11:43:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_show_rt_suspend_scanrate [2022-11-20 11:43:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_show_rt_suspend_scanrate [2022-11-20 11:43:32,793 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_set_power_mode [2022-11-20 11:43:32,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_set_power_mode [2022-11-20 11:43:32,793 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_show_fm_ver [2022-11-20 11:43:32,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_show_fm_ver [2022-11-20 11:43:32,793 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_update_suspend_scanrate [2022-11-20 11:43:32,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_update_suspend_scanrate [2022-11-20 11:43:32,794 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_calibrate_pwcs [2022-11-20 11:43:32,794 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_calibrate_pwcs [2022-11-20 11:43:32,794 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_bl_initiate [2022-11-20 11:43:32,794 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_bl_initiate [2022-11-20 11:43:32,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-20 11:43:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-20 11:43:32,795 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_irq_cmd_handler [2022-11-20 11:43:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_irq_cmd_handler [2022-11-20 11:43:32,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 11:43:32,795 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:43:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:43:32,796 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-20 11:43:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-20 11:43:32,796 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_do_fw_update [2022-11-20 11:43:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_do_fw_update [2022-11-20 11:43:32,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:43:32,797 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_streq [2022-11-20 11:43:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_streq [2022-11-20 11:43:32,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 11:43:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 11:43:32,797 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_show_suspend_scanrate [2022-11-20 11:43:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_show_suspend_scanrate [2022-11-20 11:43:32,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:43:32,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-20 11:43:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-20 11:43:32,798 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_bl_enter [2022-11-20 11:43:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_bl_enter [2022-11-20 11:43:32,799 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_read_block [2022-11-20 11:43:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_read_block [2022-11-20 11:43:32,799 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_read_panel_scan_raw_data [2022-11-20 11:43:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_read_panel_scan_raw_data [2022-11-20 11:43:32,799 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_deep_sleep [2022-11-20 11:43:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_deep_sleep [2022-11-20 11:43:32,800 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_read_byte [2022-11-20 11:43:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_read_byte [2022-11-20 11:43:32,800 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_change_power_state [2022-11-20 11:43:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_change_power_state [2022-11-20 11:43:32,800 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_do_operational_check [2022-11-20 11:43:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_do_operational_check [2022-11-20 11:43:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_bl_activate [2022-11-20 11:43:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_bl_activate [2022-11-20 11:43:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:43:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:43:32,801 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_do_operational_check [2022-11-20 11:43:32,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_do_operational_check [2022-11-20 11:43:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-20 11:43:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-20 11:43:32,802 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-20 11:43:32,802 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_open [2022-11-20 11:43:32,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_open [2022-11-20 11:43:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure crc_itu_t [2022-11-20 11:43:32,803 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_itu_t [2022-11-20 11:43:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 11:43:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 11:43:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 11:43:32,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 11:43:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-20 11:43:32,804 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-20 11:43:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_state_parse [2022-11-20 11:43:32,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_state_parse [2022-11-20 11:43:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_state_parse [2022-11-20 11:43:32,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_state_parse [2022-11-20 11:43:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2022-11-20 11:43:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2022-11-20 11:43:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2022-11-20 11:43:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2022-11-20 11:43:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-20 11:43:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-20 11:43:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-20 11:43:32,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-20 11:43:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_suspend [2022-11-20 11:43:32,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_suspend [2022-11-20 11:43:32,806 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-11-20 11:43:32,806 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-11-20 11:43:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-20 11:43:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-20 11:43:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 11:43:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 11:43:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_merge_group [2022-11-20 11:43:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_merge_group [2022-11-20 11:43:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-20 11:43:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-20 11:43:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_poll_state [2022-11-20 11:43:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_poll_state [2022-11-20 11:43:32,808 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 11:43:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 11:43:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2022-11-20 11:43:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2022-11-20 11:43:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_resume [2022-11-20 11:43:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_resume [2022-11-20 11:43:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-20 11:43:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-20 11:43:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_enable_irq_for_cmd [2022-11-20 11:43:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_enable_irq_for_cmd [2022-11-20 11:43:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-20 11:43:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-20 11:43:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure devm_add_action [2022-11-20 11:43:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_add_action [2022-11-20 11:43:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_state_sync_lock_of_cyapa [2022-11-20 11:43:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_state_sync_lock_of_cyapa [2022-11-20 11:43:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure input_mt_slot [2022-11-20 11:43:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure input_mt_slot [2022-11-20 11:43:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:43:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:43:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-20 11:43:32,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-20 11:43:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_i2c_pip_read [2022-11-20 11:43:32,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_i2c_pip_read [2022-11-20 11:43:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-20 11:43:32,813 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-20 11:43:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-11-20 11:43:32,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-11-20 11:43:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-20 11:43:32,813 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-20 11:43:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_empty_pip_output_data [2022-11-20 11:43:32,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_empty_pip_output_data [2022-11-20 11:43:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-11-20 11:43:32,814 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-11-20 11:43:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 11:43:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_bl_enter [2022-11-20 11:43:32,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_bl_enter [2022-11-20 11:43:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_update_rt_suspend_scanrate [2022-11-20 11:43:32,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_update_rt_suspend_scanrate [2022-11-20 11:43:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_i2c_pip_write [2022-11-20 11:43:32,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_i2c_pip_write [2022-11-20 11:43:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-20 11:43:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-20 11:43:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-20 11:43:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-20 11:43:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_set_power_mode [2022-11-20 11:43:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_set_power_mode [2022-11-20 11:43:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-20 11:43:32,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-20 11:43:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou16 [2022-11-20 11:43:32,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou16 [2022-11-20 11:43:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_initialize [2022-11-20 11:43:32,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_initialize [2022-11-20 11:43:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2022-11-20 11:43:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2022-11-20 11:43:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2022-11-20 11:43:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2022-11-20 11:43:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_do_fw_update [2022-11-20 11:43:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_do_fw_update [2022-11-20 11:43:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2022-11-20 11:43:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2022-11-20 11:43:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_write_blocks [2022-11-20 11:43:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_write_blocks [2022-11-20 11:43:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_set_status [2022-11-20 11:43:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_set_status [2022-11-20 11:43:32,820 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-20 11:43:32,820 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-20 11:43:32,820 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_bl_initiate [2022-11-20 11:43:32,820 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_bl_initiate [2022-11-20 11:43:32,820 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_empty_output_data [2022-11-20 11:43:32,820 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_empty_output_data [2022-11-20 11:43:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2022-11-20 11:43:32,821 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2022-11-20 11:43:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_resume_scanning [2022-11-20 11:43:32,821 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_resume_scanning [2022-11-20 11:43:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-20 11:43:32,821 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-20 11:43:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enabled [2022-11-20 11:43:32,822 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enabled [2022-11-20 11:43:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 11:43:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_check_is_operational [2022-11-20 11:43:32,822 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_check_is_operational [2022-11-20 11:43:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2022-11-20 11:43:32,823 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2022-11-20 11:43:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2022-11-20 11:43:32,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2022-11-20 11:43:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 11:43:32,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 11:43:32,823 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_unmerge_group [2022-11-20 11:43:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_unmerge_group [2022-11-20 11:43:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_state_sync_lock_of_cyapa [2022-11-20 11:43:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_state_sync_lock_of_cyapa [2022-11-20 11:43:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2022-11-20 11:43:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2022-11-20 11:43:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-20 11:43:32,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-20 11:43:32,825 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_block_data [2022-11-20 11:43:32,825 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_block_data [2022-11-20 11:43:32,825 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_do_calibrate [2022-11-20 11:43:32,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_do_calibrate [2022-11-20 11:43:32,825 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-20 11:43:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-20 11:43:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_disable_irq_for_cmd [2022-11-20 11:43:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_disable_irq_for_cmd [2022-11-20 11:43:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2022-11-20 11:43:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2022-11-20 11:43:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2022-11-20 11:43:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2022-11-20 11:43:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_show_baseline [2022-11-20 11:43:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_show_baseline [2022-11-20 11:43:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-20 11:43:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-20 11:43:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-20 11:43:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-20 11:43:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-20 11:43:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-20 11:43:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-20 11:43:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-20 11:43:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-20 11:43:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-20 11:43:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_bl_deactivate [2022-11-20 11:43:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_bl_deactivate [2022-11-20 11:43:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_show_baseline [2022-11-20 11:43:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_show_baseline [2022-11-20 11:43:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_active [2022-11-20 11:43:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_active [2022-11-20 11:43:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_detect [2022-11-20 11:43:32,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_detect [2022-11-20 11:43:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:43:32,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:43:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_i2c_pip_cmd_irq_sync [2022-11-20 11:43:32,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_i2c_pip_cmd_irq_sync [2022-11-20 11:43:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2022-11-20 11:43:32,831 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2022-11-20 11:43:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen5_check_fw [2022-11-20 11:43:32,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen5_check_fw [2022-11-20 11:43:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:43:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmd_lock_of_cyapa_gen5_cmd_states [2022-11-20 11:43:32,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmd_lock_of_cyapa_gen5_cmd_states [2022-11-20 11:43:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_runtime_resume [2022-11-20 11:43:32,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_runtime_resume [2022-11-20 11:43:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_csum [2022-11-20 11:43:32,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_csum [2022-11-20 11:43:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_parse_structure_data [2022-11-20 11:43:32,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_parse_structure_data [2022-11-20 11:43:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure cyapa_gen3_bl_deactivate [2022-11-20 11:43:32,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cyapa_gen3_bl_deactivate [2022-11-20 11:43:34,005 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:43:34,009 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:43:35,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 11:43:54,473 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:43:54,496 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:43:54,497 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 11:43:54,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:43:54 BoogieIcfgContainer [2022-11-20 11:43:54,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:43:54,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:43:54,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:43:54,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:43:54,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:43:27" (1/3) ... [2022-11-20 11:43:54,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5baad760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:43:54, skipping insertion in model container [2022-11-20 11:43:54,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:31" (2/3) ... [2022-11-20 11:43:54,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5baad760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:43:54, skipping insertion in model container [2022-11-20 11:43:54,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:43:54" (3/3) ... [2022-11-20 11:43:54,514 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mouse--cyapatp.ko-entry_point.cil.out.i [2022-11-20 11:43:54,534 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:43:54,534 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 11:43:54,659 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:43:54,667 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;@62f961c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:43:54,667 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 11:43:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand has 3092 states, 2261 states have (on average 1.4237063246351171) internal successors, (3219), 2311 states have internal predecessors, (3219), 673 states have call successors, (673), 157 states have call predecessors, (673), 156 states have return successors, (655), 655 states have call predecessors, (655), 655 states have call successors, (655) [2022-11-20 11:43:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2022-11-20 11:43:54,742 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:43:54,745 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:43:54,747 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:43:54,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:43:54,754 INFO L85 PathProgramCache]: Analyzing trace with hash 2140872106, now seen corresponding path program 1 times [2022-11-20 11:43:54,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:43:54,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461413845] [2022-11-20 11:43:54,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:43:54,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:43:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:43:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:43:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:43:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:43:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-20 11:43:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:55,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-20 11:43:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:43:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-20 11:43:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-20 11:43:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:43:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-20 11:43:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-20 11:43:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-20 11:43:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 11:43:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 11:43:56,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 11:43:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-20 11:43:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 11:43:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 11:43:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-20 11:43:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-20 11:43:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-20 11:43:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-20 11:43:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:43:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-20 11:43:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-20 11:43:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:43:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1593 trivial. 0 not checked. [2022-11-20 11:43:56,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:43:56,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461413845] [2022-11-20 11:43:56,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461413845] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:43:56,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:43:56,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 11:43:56,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881598513] [2022-11-20 11:43:56,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:43:56,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 11:43:56,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:43:56,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 11:43:56,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:43:56,857 INFO L87 Difference]: Start difference. First operand has 3092 states, 2261 states have (on average 1.4237063246351171) internal successors, (3219), 2311 states have internal predecessors, (3219), 673 states have call successors, (673), 157 states have call predecessors, (673), 156 states have return successors, (655), 655 states have call predecessors, (655), 655 states have call successors, (655) Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:44:00,554 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 [] [2022-11-20 11:44:01,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:44:20,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:44:20,621 INFO L93 Difference]: Finished difference Result 6799 states and 10478 transitions. [2022-11-20 11:44:20,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 11:44:20,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 279 [2022-11-20 11:44:20,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:44:20,671 INFO L225 Difference]: With dead ends: 6799 [2022-11-20 11:44:20,671 INFO L226 Difference]: Without dead ends: 3687 [2022-11-20 11:44:20,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:44:20,699 INFO L413 NwaCegarLoop]: 3432 mSDtfsCounter, 2893 mSDsluCounter, 3623 mSDsCounter, 0 mSdLazyCounter, 3257 mSolverCounterSat, 1910 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3032 SdHoareTripleChecker+Valid, 7055 SdHoareTripleChecker+Invalid, 5168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1910 IncrementalHoareTripleChecker+Valid, 3257 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:44:20,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3032 Valid, 7055 Invalid, 5168 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1910 Valid, 3257 Invalid, 1 Unknown, 0 Unchecked, 23.0s Time] [2022-11-20 11:44:20,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3687 states. [2022-11-20 11:44:20,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3687 to 3067. [2022-11-20 11:44:20,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3067 states, 2256 states have (on average 1.4153368794326242) internal successors, (3193), 2286 states have internal predecessors, (3193), 655 states have call successors, (655), 156 states have call predecessors, (655), 155 states have return successors, (644), 644 states have call predecessors, (644), 644 states have call successors, (644) [2022-11-20 11:44:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 3067 states and 4492 transitions. [2022-11-20 11:44:21,028 INFO L78 Accepts]: Start accepts. Automaton has 3067 states and 4492 transitions. Word has length 279 [2022-11-20 11:44:21,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:44:21,030 INFO L495 AbstractCegarLoop]: Abstraction has 3067 states and 4492 transitions. [2022-11-20 11:44:21,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:44:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 4492 transitions. [2022-11-20 11:44:21,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2022-11-20 11:44:21,041 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:44:21,042 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:44:21,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 11:44:21,043 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:44:21,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:44:21,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1512835692, now seen corresponding path program 1 times [2022-11-20 11:44:21,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:44:21,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859649871] [2022-11-20 11:44:21,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:44:21,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:44:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:21,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:44:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:21,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:21,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:44:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:21,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:21,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:44:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:44:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-20 11:44:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-20 11:44:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:44:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-20 11:44:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-20 11:44:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:44:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-20 11:44:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-20 11:44:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-20 11:44:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 11:44:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 11:44:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 11:44:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-20 11:44:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 11:44:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 11:44:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-20 11:44:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-20 11:44:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-20 11:44:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-20 11:44:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:44:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-20 11:44:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-20 11:44:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:44:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1593 trivial. 0 not checked. [2022-11-20 11:44:22,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:44:22,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859649871] [2022-11-20 11:44:22,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859649871] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:44:22,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:44:22,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:44:22,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19515501] [2022-11-20 11:44:22,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:44:22,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:44:22,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:44:22,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:44:22,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:44:22,520 INFO L87 Difference]: Start difference. First operand 3067 states and 4492 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:44:25,760 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 [] [2022-11-20 11:44:27,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:44:34,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:44:44,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:44:46,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:45:01,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:45:01,716 INFO L93 Difference]: Finished difference Result 10324 states and 15529 transitions. [2022-11-20 11:45:01,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 11:45:01,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 279 [2022-11-20 11:45:01,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:45:01,775 INFO L225 Difference]: With dead ends: 10324 [2022-11-20 11:45:01,776 INFO L226 Difference]: Without dead ends: 7311 [2022-11-20 11:45:01,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-20 11:45:01,795 INFO L413 NwaCegarLoop]: 3763 mSDtfsCounter, 9917 mSDsluCounter, 6788 mSDsCounter, 0 mSdLazyCounter, 6232 mSolverCounterSat, 4602 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10481 SdHoareTripleChecker+Valid, 10551 SdHoareTripleChecker+Invalid, 10837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4602 IncrementalHoareTripleChecker+Valid, 6232 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.1s IncrementalHoareTripleChecker+Time [2022-11-20 11:45:01,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10481 Valid, 10551 Invalid, 10837 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4602 Valid, 6232 Invalid, 3 Unknown, 0 Unchecked, 38.1s Time] [2022-11-20 11:45:01,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7311 states. [2022-11-20 11:45:02,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7311 to 6048. [2022-11-20 11:45:02,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6048 states, 4465 states have (on average 1.4181410974244122) internal successors, (6332), 4516 states have internal predecessors, (6332), 1273 states have call successors, (1273), 310 states have call predecessors, (1273), 309 states have return successors, (1262), 1261 states have call predecessors, (1262), 1262 states have call successors, (1262) [2022-11-20 11:45:02,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6048 states to 6048 states and 8867 transitions. [2022-11-20 11:45:02,151 INFO L78 Accepts]: Start accepts. Automaton has 6048 states and 8867 transitions. Word has length 279 [2022-11-20 11:45:02,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:45:02,154 INFO L495 AbstractCegarLoop]: Abstraction has 6048 states and 8867 transitions. [2022-11-20 11:45:02,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:45:02,155 INFO L276 IsEmpty]: Start isEmpty. Operand 6048 states and 8867 transitions. [2022-11-20 11:45:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2022-11-20 11:45:02,162 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:45:02,162 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:45:02,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 11:45:02,165 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:45:02,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:45:02,166 INFO L85 PathProgramCache]: Analyzing trace with hash -2136756244, now seen corresponding path program 1 times [2022-11-20 11:45:02,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:45:02,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229152186] [2022-11-20 11:45:02,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:45:02,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:45:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:45:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:45:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:45:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:45:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-20 11:45:02,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-20 11:45:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:45:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:02,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:02,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-20 11:45:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-20 11:45:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:45:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-20 11:45:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-20 11:45:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-20 11:45:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 11:45:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 11:45:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 11:45:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-20 11:45:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 11:45:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 11:45:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-20 11:45:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-20 11:45:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-20 11:45:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-20 11:45:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-20 11:45:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:03,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1593 trivial. 0 not checked. [2022-11-20 11:45:03,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:45:03,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229152186] [2022-11-20 11:45:03,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229152186] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:45:03,402 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:45:03,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:45:03,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155231566] [2022-11-20 11:45:03,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:45:03,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:45:03,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:45:03,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:45:03,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:45:03,405 INFO L87 Difference]: Start difference. First operand 6048 states and 8867 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:45:06,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:45:08,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:45:38,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:45:38,717 INFO L93 Difference]: Finished difference Result 20319 states and 30519 transitions. [2022-11-20 11:45:38,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 11:45:38,718 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 279 [2022-11-20 11:45:38,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:45:38,825 INFO L225 Difference]: With dead ends: 20319 [2022-11-20 11:45:38,825 INFO L226 Difference]: Without dead ends: 14325 [2022-11-20 11:45:38,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-20 11:45:38,862 INFO L413 NwaCegarLoop]: 3784 mSDtfsCounter, 9716 mSDsluCounter, 6720 mSDsCounter, 0 mSdLazyCounter, 6313 mSolverCounterSat, 4573 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10271 SdHoareTripleChecker+Valid, 10504 SdHoareTripleChecker+Invalid, 10888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4573 IncrementalHoareTripleChecker+Valid, 6313 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2022-11-20 11:45:38,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10271 Valid, 10504 Invalid, 10888 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4573 Valid, 6313 Invalid, 2 Unknown, 0 Unchecked, 34.2s Time] [2022-11-20 11:45:38,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14325 states. [2022-11-20 11:45:39,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14325 to 11822. [2022-11-20 11:45:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11822 states, 8710 states have (on average 1.4130884041331802) internal successors, (12308), 8803 states have internal predecessors, (12308), 2494 states have call successors, (2494), 618 states have call predecessors, (2494), 617 states have return successors, (2483), 2480 states have call predecessors, (2483), 2483 states have call successors, (2483) [2022-11-20 11:45:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11822 states to 11822 states and 17285 transitions. [2022-11-20 11:45:39,688 INFO L78 Accepts]: Start accepts. Automaton has 11822 states and 17285 transitions. Word has length 279 [2022-11-20 11:45:39,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:45:39,691 INFO L495 AbstractCegarLoop]: Abstraction has 11822 states and 17285 transitions. [2022-11-20 11:45:39,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:45:39,692 INFO L276 IsEmpty]: Start isEmpty. Operand 11822 states and 17285 transitions. [2022-11-20 11:45:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-20 11:45:39,698 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:45:39,698 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:45:39,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 11:45:39,698 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:45:39,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:45:39,699 INFO L85 PathProgramCache]: Analyzing trace with hash 242124921, now seen corresponding path program 1 times [2022-11-20 11:45:39,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:45:39,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355550632] [2022-11-20 11:45:39,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:45:39,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:45:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:45:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:45:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:45:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:45:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-20 11:45:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-20 11:45:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:45:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-20 11:45:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-20 11:45:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:45:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-20 11:45:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-20 11:45:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-20 11:45:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 11:45:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 11:45:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 11:45:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-20 11:45:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 11:45:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 11:45:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-20 11:45:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-20 11:45:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-20 11:45:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-20 11:45:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:45:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-11-20 11:45:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-20 11:45:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:45:40,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1593 trivial. 0 not checked. [2022-11-20 11:45:40,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:45:40,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355550632] [2022-11-20 11:45:40,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355550632] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:45:40,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:45:40,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:45:40,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856924002] [2022-11-20 11:45:40,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:45:40,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:45:40,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:45:40,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:45:40,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:45:40,709 INFO L87 Difference]: Start difference. First operand 11822 states and 17285 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:45:43,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:45:45,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:46:02,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:46:03,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:46:18,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:46:18,949 INFO L93 Difference]: Finished difference Result 40261 states and 60443 transitions. [2022-11-20 11:46:18,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 11:46:18,951 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 281 [2022-11-20 11:46:18,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:46:19,147 INFO L225 Difference]: With dead ends: 40261 [2022-11-20 11:46:19,148 INFO L226 Difference]: Without dead ends: 28493 [2022-11-20 11:46:19,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-20 11:46:19,221 INFO L413 NwaCegarLoop]: 3945 mSDtfsCounter, 9864 mSDsluCounter, 7080 mSDsCounter, 0 mSdLazyCounter, 6275 mSolverCounterSat, 4588 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10425 SdHoareTripleChecker+Valid, 11025 SdHoareTripleChecker+Invalid, 10864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4588 IncrementalHoareTripleChecker+Valid, 6275 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.7s IncrementalHoareTripleChecker+Time [2022-11-20 11:46:19,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10425 Valid, 11025 Invalid, 10864 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4588 Valid, 6275 Invalid, 1 Unknown, 0 Unchecked, 36.7s Time] [2022-11-20 11:46:19,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28493 states. [2022-11-20 11:46:20,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28493 to 23504. [2022-11-20 11:46:20,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23504 states, 17338 states have (on average 1.4141192755796517) internal successors, (24518), 17515 states have internal predecessors, (24518), 4932 states have call successors, (4932), 1234 states have call predecessors, (4932), 1233 states have return successors, (4921), 4914 states have call predecessors, (4921), 4921 states have call successors, (4921) [2022-11-20 11:46:20,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23504 states to 23504 states and 34371 transitions. [2022-11-20 11:46:20,920 INFO L78 Accepts]: Start accepts. Automaton has 23504 states and 34371 transitions. Word has length 281 [2022-11-20 11:46:20,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:46:20,925 INFO L495 AbstractCegarLoop]: Abstraction has 23504 states and 34371 transitions. [2022-11-20 11:46:20,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:46:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 23504 states and 34371 transitions. [2022-11-20 11:46:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-11-20 11:46:20,932 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:46:20,932 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:46:20,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 11:46:20,933 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:46:20,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:46:20,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1611962350, now seen corresponding path program 1 times [2022-11-20 11:46:20,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:46:20,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996498087] [2022-11-20 11:46:20,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:46:20,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:46:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:46:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:46:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:46:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:46:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-20 11:46:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-20 11:46:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:46:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-20 11:46:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-20 11:46:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:46:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-20 11:46:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-20 11:46:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-20 11:46:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 11:46:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 11:46:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 11:46:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:21,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-20 11:46:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 11:46:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 11:46:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-20 11:46:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-20 11:46:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-20 11:46:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-20 11:46:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:46:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:46:22,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1593 trivial. 0 not checked. [2022-11-20 11:46:22,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:46:22,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996498087] [2022-11-20 11:46:22,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996498087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:46:22,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:46:22,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:46:22,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006041302] [2022-11-20 11:46:22,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:46:22,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:46:22,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:46:22,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:46:22,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:46:22,199 INFO L87 Difference]: Start difference. First operand 23504 states and 34371 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-11-20 11:46:23,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:46:26,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:46:28,672 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 [] [2022-11-20 11:47:03,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:47:03,450 INFO L93 Difference]: Finished difference Result 80103 states and 120290 transitions. [2022-11-20 11:47:03,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 11:47:03,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 278 [2022-11-20 11:47:03,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:47:03,826 INFO L225 Difference]: With dead ends: 80103 [2022-11-20 11:47:03,826 INFO L226 Difference]: Without dead ends: 56653 [2022-11-20 11:47:03,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-20 11:47:03,946 INFO L413 NwaCegarLoop]: 3955 mSDtfsCounter, 9709 mSDsluCounter, 7112 mSDsCounter, 0 mSdLazyCounter, 6333 mSolverCounterSat, 4538 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10247 SdHoareTripleChecker+Valid, 11067 SdHoareTripleChecker+Invalid, 10873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4538 IncrementalHoareTripleChecker+Valid, 6333 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.4s IncrementalHoareTripleChecker+Time [2022-11-20 11:47:03,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10247 Valid, 11067 Invalid, 10873 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4538 Valid, 6333 Invalid, 2 Unknown, 0 Unchecked, 38.4s Time] [2022-11-20 11:47:04,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56653 states. [2022-11-20 11:47:06,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56653 to 46725. [2022-11-20 11:47:06,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46725 states, 34511 states have (on average 1.4148532352003709) internal successors, (48828), 34848 states have internal predecessors, (48828), 9748 states have call successors, (9748), 2466 states have call predecessors, (9748), 2465 states have return successors, (9737), 9730 states have call predecessors, (9737), 9737 states have call successors, (9737) [2022-11-20 11:47:07,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46725 states to 46725 states and 68313 transitions. [2022-11-20 11:47:07,442 INFO L78 Accepts]: Start accepts. Automaton has 46725 states and 68313 transitions. Word has length 278 [2022-11-20 11:47:07,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:47:07,443 INFO L495 AbstractCegarLoop]: Abstraction has 46725 states and 68313 transitions. [2022-11-20 11:47:07,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-11-20 11:47:07,443 INFO L276 IsEmpty]: Start isEmpty. Operand 46725 states and 68313 transitions. [2022-11-20 11:47:07,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-11-20 11:47:07,449 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:47:07,449 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:47:07,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-20 11:47:07,449 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:47:07,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:47:07,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1599785040, now seen corresponding path program 1 times [2022-11-20 11:47:07,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:47:07,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885407793] [2022-11-20 11:47:07,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:47:07,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:47:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:47:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:47:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:47:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:47:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-20 11:47:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-20 11:47:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:47:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-20 11:47:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-20 11:47:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:47:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-20 11:47:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-20 11:47:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-20 11:47:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 11:47:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 11:47:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 11:47:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-20 11:47:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 11:47:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 11:47:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-20 11:47:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-20 11:47:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-20 11:47:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-20 11:47:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:47:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-20 11:47:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-20 11:47:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:47:08,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1593 trivial. 0 not checked. [2022-11-20 11:47:08,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:47:08,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885407793] [2022-11-20 11:47:08,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885407793] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:47:08,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:47:08,676 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:47:08,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411412303] [2022-11-20 11:47:08,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:47:08,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:47:08,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:47:08,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:47:08,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:47:08,679 INFO L87 Difference]: Start difference. First operand 46725 states and 68313 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:47:09,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:47:10,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:47:13,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:47:15,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:47:29,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:47:35,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:47:52,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:47:52,270 INFO L93 Difference]: Finished difference Result 158033 states and 237129 transitions. [2022-11-20 11:47:52,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 11:47:52,271 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 282 [2022-11-20 11:47:52,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:47:53,552 INFO L225 Difference]: With dead ends: 158033 [2022-11-20 11:47:53,552 INFO L226 Difference]: Without dead ends: 111362 [2022-11-20 11:47:53,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-20 11:47:53,801 INFO L413 NwaCegarLoop]: 3919 mSDtfsCounter, 9656 mSDsluCounter, 7134 mSDsCounter, 0 mSdLazyCounter, 6244 mSolverCounterSat, 4421 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10215 SdHoareTripleChecker+Valid, 11053 SdHoareTripleChecker+Invalid, 10667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4421 IncrementalHoareTripleChecker+Valid, 6244 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:47:53,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10215 Valid, 11053 Invalid, 10667 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4421 Valid, 6244 Invalid, 2 Unknown, 0 Unchecked, 38.0s Time] [2022-11-20 11:47:53,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111362 states. [2022-11-20 11:47:58,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111362 to 92165. [2022-11-20 11:47:59,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92165 states, 68191 states have (on average 1.4159639835168865) internal successors, (96556), 68840 states have internal predecessors, (96556), 19092 states have call successors, (19092), 4882 states have call predecessors, (19092), 4881 states have return successors, (19081), 19066 states have call predecessors, (19081), 19081 states have call successors, (19081) [2022-11-20 11:48:00,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92165 states to 92165 states and 134729 transitions. [2022-11-20 11:48:00,346 INFO L78 Accepts]: Start accepts. Automaton has 92165 states and 134729 transitions. Word has length 282 [2022-11-20 11:48:00,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:48:00,348 INFO L495 AbstractCegarLoop]: Abstraction has 92165 states and 134729 transitions. [2022-11-20 11:48:00,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:48:00,349 INFO L276 IsEmpty]: Start isEmpty. Operand 92165 states and 134729 transitions. [2022-11-20 11:48:00,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-11-20 11:48:00,362 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:48:00,363 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:48:00,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-20 11:48:00,363 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:48:00,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:48:00,364 INFO L85 PathProgramCache]: Analyzing trace with hash -93820633, now seen corresponding path program 1 times [2022-11-20 11:48:00,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:48:00,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958765964] [2022-11-20 11:48:00,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:48:00,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:48:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:00,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:48:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:00,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:48:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:48:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:48:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-20 11:48:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-20 11:48:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:48:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-20 11:48:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-20 11:48:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:48:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-20 11:48:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-20 11:48:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-20 11:48:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 11:48:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 11:48:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 11:48:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-20 11:48:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 11:48:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 11:48:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-20 11:48:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-20 11:48:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-20 11:48:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-20 11:48:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:48:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-11-20 11:48:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-11-20 11:48:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:48:01,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1593 trivial. 0 not checked. [2022-11-20 11:48:01,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:48:01,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958765964] [2022-11-20 11:48:01,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958765964] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:48:01,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:48:01,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:48:01,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971295028] [2022-11-20 11:48:01,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:48:01,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:48:01,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:48:01,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:48:01,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:48:01,885 INFO L87 Difference]: Start difference. First operand 92165 states and 134729 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:48:02,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:48:05,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:48:07,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:48:10,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:48:48,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:48:48,876 INFO L93 Difference]: Finished difference Result 314273 states and 471617 transitions. [2022-11-20 11:48:48,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 11:48:48,877 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 283 [2022-11-20 11:48:48,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:48:50,199 INFO L225 Difference]: With dead ends: 314273 [2022-11-20 11:48:50,199 INFO L226 Difference]: Without dead ends: 222162 [2022-11-20 11:48:51,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-20 11:48:51,044 INFO L413 NwaCegarLoop]: 4026 mSDtfsCounter, 9685 mSDsluCounter, 7161 mSDsCounter, 0 mSdLazyCounter, 6334 mSolverCounterSat, 4487 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10241 SdHoareTripleChecker+Valid, 11187 SdHoareTripleChecker+Invalid, 10822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4487 IncrementalHoareTripleChecker+Valid, 6334 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.7s IncrementalHoareTripleChecker+Time [2022-11-20 11:48:51,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10241 Valid, 11187 Invalid, 10822 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4487 Valid, 6334 Invalid, 1 Unknown, 0 Unchecked, 35.7s Time] [2022-11-20 11:48:51,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222162 states. [2022-11-20 11:49:00,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222162 to 183797. [2022-11-20 11:49:00,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183797 states, 136031 states have (on average 1.4161771949041027) internal successors, (192644), 137320 states have internal predecessors, (192644), 38020 states have call successors, (38020), 9746 states have call predecessors, (38020), 9745 states have return successors, (38009), 37978 states have call predecessors, (38009), 38009 states have call successors, (38009) [2022-11-20 11:49:02,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183797 states to 183797 states and 268673 transitions. [2022-11-20 11:49:02,200 INFO L78 Accepts]: Start accepts. Automaton has 183797 states and 268673 transitions. Word has length 283 [2022-11-20 11:49:02,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:49:02,201 INFO L495 AbstractCegarLoop]: Abstraction has 183797 states and 268673 transitions. [2022-11-20 11:49:02,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-20 11:49:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 183797 states and 268673 transitions. [2022-11-20 11:49:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-20 11:49:02,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:49:02,209 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:49:02,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-20 11:49:02,209 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:49:02,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:49:02,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1211667957, now seen corresponding path program 1 times [2022-11-20 11:49:02,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:49:02,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447673273] [2022-11-20 11:49:02,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:49:02,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:49:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:02,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:49:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:02,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:02,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:49:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:02,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:02,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 11:49:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:02,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:02,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:49:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-20 11:49:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-20 11:49:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:49:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-20 11:49:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-20 11:49:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:49:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-20 11:49:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-20 11:49:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-20 11:49:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 11:49:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 11:49:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 11:49:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-20 11:49:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 11:49:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 11:49:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-11-20 11:49:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-20 11:49:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-20 11:49:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-20 11:49:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:49:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:49:03,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1593 trivial. 0 not checked. [2022-11-20 11:49:03,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:49:03,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447673273] [2022-11-20 11:49:03,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447673273] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:49:03,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:49:03,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:49:03,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039159462] [2022-11-20 11:49:03,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:49:03,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:49:03,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:49:03,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:49:03,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:49:03,650 INFO L87 Difference]: Start difference. First operand 183797 states and 268673 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-20 11:49:06,880 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 [] [2022-11-20 11:49:08,900 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 []