./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-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 6d4e5094b8691bf8ddb6de069465752431e6b9b12d5c52f2774c587904571808 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 01:08:35,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 01:08:35,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 01:08:35,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 01:08:35,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 01:08:35,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 01:08:35,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 01:08:35,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 01:08:35,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 01:08:35,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 01:08:35,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 01:08:35,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 01:08:35,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 01:08:35,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 01:08:35,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 01:08:35,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 01:08:35,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 01:08:35,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 01:08:35,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 01:08:35,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 01:08:35,088 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 01:08:35,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 01:08:35,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 01:08:35,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 01:08:35,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 01:08:35,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 01:08:35,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 01:08:35,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 01:08:35,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 01:08:35,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 01:08:35,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 01:08:35,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 01:08:35,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 01:08:35,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 01:08:35,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 01:08:35,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 01:08:35,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 01:08:35,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 01:08:35,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 01:08:35,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 01:08:35,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 01:08:35,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 01:08:35,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 01:08:35,131 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 01:08:35,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 01:08:35,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 01:08:35,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 01:08:35,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 01:08:35,133 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 01:08:35,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 01:08:35,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 01:08:35,134 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 01:08:35,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 01:08:35,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 01:08:35,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 01:08:35,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 01:08:35,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 01:08:35,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 01:08:35,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 01:08:35,135 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 01:08:35,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 01:08:35,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 01:08:35,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 01:08:35,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 01:08:35,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:08:35,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 01:08:35,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 01:08:35,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 01:08:35,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 01:08:35,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 01:08:35,138 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 01:08:35,138 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 01:08:35,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 01:08:35,139 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d4e5094b8691bf8ddb6de069465752431e6b9b12d5c52f2774c587904571808 [2022-07-14 01:08:35,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 01:08:35,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 01:08:35,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 01:08:35,381 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 01:08:35,382 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 01:08:35,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i [2022-07-14 01:08:35,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250a25dba/6e57638c3111440c920f7ad759cbe441/FLAG9e7676846 [2022-07-14 01:08:36,225 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 01:08:36,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i [2022-07-14 01:08:36,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250a25dba/6e57638c3111440c920f7ad759cbe441/FLAG9e7676846 [2022-07-14 01:08:36,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250a25dba/6e57638c3111440c920f7ad759cbe441 [2022-07-14 01:08:36,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 01:08:36,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 01:08:36,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 01:08:36,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 01:08:36,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 01:08:36,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:08:36" (1/1) ... [2022-07-14 01:08:36,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3734194b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:36, skipping insertion in model container [2022-07-14 01:08:36,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:08:36" (1/1) ... [2022-07-14 01:08:36,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 01:08:36,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 01:08:39,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i[758273,758286] [2022-07-14 01:08:39,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:08:39,914 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 01:08:40,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i[758273,758286] [2022-07-14 01:08:40,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:08:40,579 INFO L208 MainTranslator]: Completed translation [2022-07-14 01:08:40,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40 WrapperNode [2022-07-14 01:08:40,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 01:08:40,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 01:08:40,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 01:08:40,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 01:08:40,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:40,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,049 INFO L137 Inliner]: procedures = 380, calls = 4949, calls flagged for inlining = 155, calls inlined = 147, statements flattened = 9404 [2022-07-14 01:08:41,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 01:08:41,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 01:08:41,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 01:08:41,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 01:08:41,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 01:08:41,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 01:08:41,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 01:08:41,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 01:08:41,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (1/1) ... [2022-07-14 01:08:41,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:08:41,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 01:08:41,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 01:08:41,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 01:08:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_buf_free [2022-07-14 01:08:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_buf_free [2022-07-14 01:08:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_mmap [2022-07-14 01:08:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_mmap [2022-07-14 01:08:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2022-07-14 01:08:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2022-07-14 01:08:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-07-14 01:08:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-07-14 01:08:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-07-14 01:08:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-07-14 01:08:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_compat_ioctl [2022-07-14 01:08:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_compat_ioctl [2022-07-14 01:08:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2022-07-14 01:08:41,863 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2022-07-14 01:08:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_read___0 [2022-07-14 01:08:41,863 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_read___0 [2022-07-14 01:08:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-07-14 01:08:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_file_write_subdevice [2022-07-14 01:08:41,863 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_file_write_subdevice [2022-07-14 01:08:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2022-07-14 01:08:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2022-07-14 01:08:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 01:08:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 01:08:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 01:08:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 01:08:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_running [2022-07-14 01:08:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_running [2022-07-14 01:08:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 01:08:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 01:08:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_alloc [2022-07-14 01:08:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_alloc [2022-07-14 01:08:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_n_bytes_ready [2022-07-14 01:08:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_n_bytes_ready [2022-07-14 01:08:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure compat_chaninfo [2022-07-14 01:08:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_chaninfo [2022-07-14 01:08:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_cleanup [2022-07-14 01:08:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_cleanup [2022-07-14 01:08:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_write_subdevice [2022-07-14 01:08:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_write_subdevice [2022-07-14 01:08:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure max_write_buffer_kb_show [2022-07-14 01:08:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure max_write_buffer_kb_show [2022-07-14 01:08:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure put_compat_cmd [2022-07-14 01:08:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure put_compat_cmd [2022-07-14 01:08:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2022-07-14 01:08:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2022-07-14 01:08:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_bytes_to_samples [2022-07-14 01:08:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_bytes_to_samples [2022-07-14 01:08:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-14 01:08:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-14 01:08:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 01:08:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 01:08:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-07-14 01:08:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-07-14 01:08:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_read_subdevice [2022-07-14 01:08:41,870 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_read_subdevice [2022-07-14 01:08:41,871 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_clear_subdevice_runflags [2022-07-14 01:08:41,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_clear_subdevice_runflags [2022-07-14 01:08:41,871 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_free [2022-07-14 01:08:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_free [2022-07-14 01:08:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_vm_open [2022-07-14 01:08:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_vm_open [2022-07-14 01:08:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub___0 [2022-07-14 01:08:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub___0 [2022-07-14 01:08:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 01:08:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 01:08:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:08:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:08:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 01:08:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 01:08:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_file_check [2022-07-14 01:08:41,874 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_file_check [2022-07-14 01:08:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2022-07-14 01:08:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2022-07-14 01:08:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure compat_rangeinfo [2022-07-14 01:08:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_rangeinfo [2022-07-14 01:08:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure compat_insn [2022-07-14 01:08:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_insn [2022-07-14 01:08:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure compat_insnlist [2022-07-14 01:08:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_insnlist [2022-07-14 01:08:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_alloc [2022-07-14 01:08:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_alloc [2022-07-14 01:08:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-07-14 01:08:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_get_user_chanlist [2022-07-14 01:08:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_get_user_chanlist [2022-07-14 01:08:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_fasync [2022-07-14 01:08:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_fasync [2022-07-14 01:08:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_bytes_per_scan [2022-07-14 01:08:41,877 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_bytes_per_scan [2022-07-14 01:08:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 01:08:41,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 01:08:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-14 01:08:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-14 01:08:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 01:08:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 01:08:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_alloc_board_minor [2022-07-14 01:08:41,879 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_alloc_board_minor [2022-07-14 01:08:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_get_from_minor [2022-07-14 01:08:41,879 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_get_from_minor [2022-07-14 01:08:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_runflags_in_error [2022-07-14 01:08:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_runflags_in_error [2022-07-14 01:08:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 01:08:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 01:08:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_poll [2022-07-14 01:08:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_poll [2022-07-14 01:08:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_n_available [2022-07-14 01:08:41,881 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_n_available [2022-07-14 01:08:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-14 01:08:41,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-14 01:08:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-07-14 01:08:41,881 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-07-14 01:08:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-14 01:08:41,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-14 01:08:41,882 INFO L130 BoogieDeclarations]: Found specification of procedure get_compat_cmd [2022-07-14 01:08:41,882 INFO L138 BoogieDeclarations]: Found implementation of procedure get_compat_cmd [2022-07-14 01:08:41,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 01:08:41,882 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_put [2022-07-14 01:08:41,882 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_put [2022-07-14 01:08:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-07-14 01:08:41,883 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-07-14 01:08:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 01:08:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 01:08:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 01:08:41,886 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_n_available [2022-07-14 01:08:41,887 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_n_available [2022-07-14 01:08:41,888 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_get_subdevice_runflags [2022-07-14 01:08:41,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_get_subdevice_runflags [2022-07-14 01:08:41,888 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-07-14 01:08:41,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 01:08:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 01:08:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_alloc [2022-07-14 01:08:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_alloc [2022-07-14 01:08:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-07-14 01:08:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-07-14 01:08:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 01:08:41,893 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 01:08:41,893 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_detach [2022-07-14 01:08:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_detach [2022-07-14 01:08:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_check_chanlist [2022-07-14 01:08:41,894 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_check_chanlist [2022-07-14 01:08:41,894 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_file_read_subdevice [2022-07-14 01:08:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_file_read_subdevice [2022-07-14 01:08:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_set_hw_dev [2022-07-14 01:08:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_set_hw_dev [2022-07-14 01:08:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-07-14 01:08:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-07-14 01:08:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 01:08:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 01:08:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_file_reset [2022-07-14 01:08:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_file_reset [2022-07-14 01:08:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_update_subdevice_runflags [2022-07-14 01:08:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_update_subdevice_runflags [2022-07-14 01:08:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_write [2022-07-14 01:08:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_write [2022-07-14 01:08:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-07-14 01:08:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-07-14 01:08:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2022-07-14 01:08:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2022-07-14 01:08:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_get [2022-07-14 01:08:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_get [2022-07-14 01:08:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure read_buffer_kb_store [2022-07-14 01:08:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure read_buffer_kb_store [2022-07-14 01:08:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-07-14 01:08:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-07-14 01:08:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-07-14 01:08:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-07-14 01:08:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_detach_cleanup [2022-07-14 01:08:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_detach_cleanup [2022-07-14 01:08:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-07-14 01:08:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-07-14 01:08:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 01:08:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 01:08:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_proc_open [2022-07-14 01:08:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_proc_open [2022-07-14 01:08:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2022-07-14 01:08:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2022-07-14 01:08:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-14 01:08:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-14 01:08:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-14 01:08:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-14 01:08:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2022-07-14 01:08:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2022-07-14 01:08:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-14 01:08:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-14 01:08:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 01:08:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_is_mmapped [2022-07-14 01:08:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_is_mmapped [2022-07-14 01:08:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put___0 [2022-07-14 01:08:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put___0 [2022-07-14 01:08:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_postconfig [2022-07-14 01:08:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_postconfig [2022-07-14 01:08:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure max_read_buffer_kb_show [2022-07-14 01:08:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure max_read_buffer_kb_show [2022-07-14 01:08:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_get_user_cmd [2022-07-14 01:08:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_get_user_cmd [2022-07-14 01:08:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 01:08:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 01:08:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_free_board_dev [2022-07-14 01:08:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_free_board_dev [2022-07-14 01:08:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_free [2022-07-14 01:08:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_free [2022-07-14 01:08:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 01:08:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-07-14 01:08:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-07-14 01:08:41,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 01:08:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-07-14 01:08:41,919 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-07-14 01:08:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_cleanup_board_minors [2022-07-14 01:08:41,919 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_cleanup_board_minors [2022-07-14 01:08:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 01:08:41,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 01:08:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 01:08:41,919 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 01:08:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2022-07-14 01:08:41,920 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2022-07-14 01:08:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_samples_to_bytes [2022-07-14 01:08:41,920 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_samples_to_bytes [2022-07-14 01:08:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_vm_close [2022-07-14 01:08:41,920 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_vm_close [2022-07-14 01:08:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure write_buffer_kb_show [2022-07-14 01:08:41,920 INFO L138 BoogieDeclarations]: Found implementation of procedure write_buffer_kb_show [2022-07-14 01:08:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure compat_cmd [2022-07-14 01:08:41,921 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_cmd [2022-07-14 01:08:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 01:08:41,921 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 01:08:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-07-14 01:08:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-07-14 01:08:41,921 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-07-14 01:08:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_runflags_running [2022-07-14 01:08:41,921 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_runflags_running [2022-07-14 01:08:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 01:08:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-14 01:08:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-14 01:08:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_handle_events [2022-07-14 01:08:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_handle_events [2022-07-14 01:08:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-07-14 01:08:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-07-14 01:08:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write_buffer_kb_store [2022-07-14 01:08:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure write_buffer_kb_store [2022-07-14 01:08:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-14 01:08:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-14 01:08:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 01:08:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 01:08:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_subdevice_from_minor [2022-07-14 01:08:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_subdevice_from_minor [2022-07-14 01:08:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure compat_cmdtest [2022-07-14 01:08:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_cmdtest [2022-07-14 01:08:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure read_buffer_kb_show [2022-07-14 01:08:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure read_buffer_kb_show [2022-07-14 01:08:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 01:08:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 01:08:41,927 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-07-14 01:08:41,928 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-07-14 01:08:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 01:08:41,928 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_cancel_all [2022-07-14 01:08:41,928 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_cancel_all [2022-07-14 01:08:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure insn_rw_emulate_bits [2022-07-14 01:08:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure insn_rw_emulate_bits [2022-07-14 01:08:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:08:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:08:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_inc_scan_progress [2022-07-14 01:08:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_inc_scan_progress [2022-07-14 01:08:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-14 01:08:41,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-14 01:08:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-07-14 01:08:41,930 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-07-14 01:08:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-14 01:08:41,930 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-14 01:08:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 01:08:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_n_allocated [2022-07-14 01:08:41,930 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_n_allocated [2022-07-14 01:08:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_close [2022-07-14 01:08:41,931 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_close [2022-07-14 01:08:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_set_subdevice_runflags [2022-07-14 01:08:41,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_set_subdevice_runflags [2022-07-14 01:08:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 01:08:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_open [2022-07-14 01:08:41,931 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_open [2022-07-14 01:08:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 01:08:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_map_get [2022-07-14 01:08:41,932 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_map_get [2022-07-14 01:08:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 01:08:41,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 01:08:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_idle [2022-07-14 01:08:41,932 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_idle [2022-07-14 01:08:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-07-14 01:08:41,932 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-07-14 01:08:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-14 01:08:41,932 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-14 01:08:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 01:08:41,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 01:08:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-14 01:08:41,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-14 01:08:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure translated_ioctl [2022-07-14 01:08:41,933 INFO L138 BoogieDeclarations]: Found implementation of procedure translated_ioctl [2022-07-14 01:08:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-14 01:08:41,933 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-14 01:08:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-07-14 01:08:41,933 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-07-14 01:08:41,934 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-07-14 01:08:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-07-14 01:08:41,934 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_release_hardware_device [2022-07-14 01:08:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_release_hardware_device [2022-07-14 01:08:41,934 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_reset [2022-07-14 01:08:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_reset [2022-07-14 01:08:41,934 INFO L130 BoogieDeclarations]: Found specification of procedure resize_async_buffer [2022-07-14 01:08:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_async_buffer [2022-07-14 01:08:41,935 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 01:08:41,935 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 01:08:41,935 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_map_put [2022-07-14 01:08:41,935 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_map_put [2022-07-14 01:08:41,935 INFO L130 BoogieDeclarations]: Found specification of procedure parse_insn [2022-07-14 01:08:41,935 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_insn [2022-07-14 01:08:41,935 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_bytes_per_sample [2022-07-14 01:08:41,935 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_bytes_per_sample [2022-07-14 01:08:41,935 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_sample_shift [2022-07-14 01:08:41,935 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_sample_shift [2022-07-14 01:08:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_get_subdevice_runflags [2022-07-14 01:08:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_get_subdevice_runflags [2022-07-14 01:08:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-07-14 01:08:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-07-14 01:08:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_request_region [2022-07-14 01:08:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_request_region [2022-07-14 01:08:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_driver_unregister [2022-07-14 01:08:41,936 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_driver_unregister [2022-07-14 01:08:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:08:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:08:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-07-14 01:08:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-07-14 01:08:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_auto_unconfig [2022-07-14 01:08:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_auto_unconfig [2022-07-14 01:08:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure do_become_nonbusy [2022-07-14 01:08:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure do_become_nonbusy [2022-07-14 01:08:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure max_read_buffer_kb_store [2022-07-14 01:08:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure max_read_buffer_kb_store [2022-07-14 01:08:41,938 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_unlocked_ioctl [2022-07-14 01:08:41,938 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_unlocked_ioctl [2022-07-14 01:08:41,938 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_nscans_left [2022-07-14 01:08:41,938 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_nscans_left [2022-07-14 01:08:41,938 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_set_spriv_auto_free [2022-07-14 01:08:41,938 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_set_spriv_auto_free [2022-07-14 01:08:41,938 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel [2022-07-14 01:08:41,938 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel [2022-07-14 01:08:41,938 INFO L130 BoogieDeclarations]: Found specification of procedure get_compat_insn [2022-07-14 01:08:41,939 INFO L138 BoogieDeclarations]: Found implementation of procedure get_compat_insn [2022-07-14 01:08:41,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 01:08:41,939 INFO L130 BoogieDeclarations]: Found specification of procedure max_write_buffer_kb_store [2022-07-14 01:08:41,939 INFO L138 BoogieDeclarations]: Found implementation of procedure max_write_buffer_kb_store [2022-07-14 01:08:41,939 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2022-07-14 01:08:41,939 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2022-07-14 01:08:41,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 01:08:41,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 01:08:41,939 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 01:08:41,940 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 01:08:43,051 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 01:08:43,055 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 01:08:43,940 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 01:08:55,084 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 01:08:55,123 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 01:08:55,124 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 01:08:55,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:08:55 BoogieIcfgContainer [2022-07-14 01:08:55,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 01:08:55,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 01:08:55,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 01:08:55,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 01:08:55,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 01:08:36" (1/3) ... [2022-07-14 01:08:55,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d86d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:08:55, skipping insertion in model container [2022-07-14 01:08:55,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:08:40" (2/3) ... [2022-07-14 01:08:55,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d86d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:08:55, skipping insertion in model container [2022-07-14 01:08:55,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:08:55" (3/3) ... [2022-07-14 01:08:55,140 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point.cil.out.i [2022-07-14 01:08:55,153 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 01:08:55,153 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 01:08:55,280 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 01:08:55,287 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3e723efa, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@678308b [2022-07-14 01:08:55,288 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 01:08:55,305 INFO L276 IsEmpty]: Start isEmpty. Operand has 4395 states, 3457 states have (on average 1.519814868382991) internal successors, (5254), 3501 states have internal predecessors, (5254), 771 states have call successors, (771), 166 states have call predecessors, (771), 165 states have return successors, (762), 757 states have call predecessors, (762), 762 states have call successors, (762) [2022-07-14 01:08:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-07-14 01:08:55,342 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:08:55,343 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:08:55,344 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:08:55,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:08:55,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1537745736, now seen corresponding path program 1 times [2022-07-14 01:08:55,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:08:55,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048823921] [2022-07-14 01:08:55,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:08:55,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:08:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:08:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:08:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:08:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:08:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:08:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:08:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:08:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:08:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:08:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:08:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:08:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:08:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:08:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:08:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:08:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 01:08:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 01:08:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 01:08:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 01:08:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 01:08:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 01:08:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-14 01:08:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-14 01:08:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-14 01:08:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:56,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-14 01:08:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-14 01:08:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 01:08:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-14 01:08:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 01:08:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:08:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:08:57,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2022-07-14 01:08:57,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:08:57,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048823921] [2022-07-14 01:08:57,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048823921] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:08:57,201 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:08:57,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 01:08:57,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188271246] [2022-07-14 01:08:57,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:08:57,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 01:08:57,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:08:57,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 01:08:57,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 01:08:57,239 INFO L87 Difference]: Start difference. First operand has 4395 states, 3457 states have (on average 1.519814868382991) internal successors, (5254), 3501 states have internal predecessors, (5254), 771 states have call successors, (771), 166 states have call predecessors, (771), 165 states have return successors, (762), 757 states have call predecessors, (762), 762 states have call successors, (762) Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-14 01:09:02,415 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:04,446 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:06,478 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:08,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:18,370 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:20,399 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:22,431 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:25,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:09:25,230 INFO L93 Difference]: Finished difference Result 9669 states and 15248 transitions. [2022-07-14 01:09:25,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 01:09:25,235 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 400 [2022-07-14 01:09:25,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:09:25,283 INFO L225 Difference]: With dead ends: 9669 [2022-07-14 01:09:25,283 INFO L226 Difference]: Without dead ends: 5250 [2022-07-14 01:09:25,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:09:25,308 INFO L413 NwaCegarLoop]: 6195 mSDtfsCounter, 4524 mSDsluCounter, 8816 mSDsCounter, 0 mSdLazyCounter, 4460 mSolverCounterSat, 2250 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4664 SdHoareTripleChecker+Valid, 15011 SdHoareTripleChecker+Invalid, 6717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2250 IncrementalHoareTripleChecker+Valid, 4460 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2022-07-14 01:09:25,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4664 Valid, 15011 Invalid, 6717 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2250 Valid, 4460 Invalid, 7 Unknown, 0 Unchecked, 27.3s Time] [2022-07-14 01:09:25,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5250 states. [2022-07-14 01:09:25,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5250 to 4371. [2022-07-14 01:09:25,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4371 states, 3444 states have (on average 1.4997096399535423) internal successors, (5165), 3477 states have internal predecessors, (5165), 762 states have call successors, (762), 165 states have call predecessors, (762), 164 states have return successors, (760), 755 states have call predecessors, (760), 760 states have call successors, (760) [2022-07-14 01:09:25,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 4371 states and 6687 transitions. [2022-07-14 01:09:25,534 INFO L78 Accepts]: Start accepts. Automaton has 4371 states and 6687 transitions. Word has length 400 [2022-07-14 01:09:25,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:09:25,536 INFO L495 AbstractCegarLoop]: Abstraction has 4371 states and 6687 transitions. [2022-07-14 01:09:25,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-14 01:09:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 4371 states and 6687 transitions. [2022-07-14 01:09:25,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-07-14 01:09:25,544 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:09:25,544 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:09:25,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 01:09:25,545 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:09:25,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:09:25,545 INFO L85 PathProgramCache]: Analyzing trace with hash 761748180, now seen corresponding path program 1 times [2022-07-14 01:09:25,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:09:25,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231481010] [2022-07-14 01:09:25,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:09:25,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:09:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:09:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:09:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:09:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:09:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:09:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:09:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:09:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:09:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:09:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:09:26,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:09:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:09:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:09:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:09:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 01:09:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 01:09:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 01:09:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 01:09:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 01:09:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 01:09:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-14 01:09:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-14 01:09:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-14 01:09:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-14 01:09:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-14 01:09:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 01:09:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-14 01:09:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 01:09:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2022-07-14 01:09:26,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:09:26,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231481010] [2022-07-14 01:09:26,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231481010] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:09:26,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:09:26,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:09:26,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78585164] [2022-07-14 01:09:26,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:09:26,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:09:26,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:09:26,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:09:26,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:09:26,723 INFO L87 Difference]: Start difference. First operand 4371 states and 6687 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-14 01:09:31,922 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:33,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:36,184 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:40,281 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:47,738 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:50,673 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:09:53,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:09:53,411 INFO L93 Difference]: Finished difference Result 9562 states and 14714 transitions. [2022-07-14 01:09:53,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 01:09:53,411 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 400 [2022-07-14 01:09:53,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:09:53,440 INFO L225 Difference]: With dead ends: 9562 [2022-07-14 01:09:53,440 INFO L226 Difference]: Without dead ends: 5250 [2022-07-14 01:09:53,455 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:09:53,456 INFO L413 NwaCegarLoop]: 6123 mSDtfsCounter, 10797 mSDsluCounter, 8754 mSDsCounter, 0 mSdLazyCounter, 4512 mSolverCounterSat, 3245 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11210 SdHoareTripleChecker+Valid, 14877 SdHoareTripleChecker+Invalid, 7762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3245 IncrementalHoareTripleChecker+Valid, 4512 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.3s IncrementalHoareTripleChecker+Time [2022-07-14 01:09:53,457 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11210 Valid, 14877 Invalid, 7762 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3245 Valid, 4512 Invalid, 5 Unknown, 0 Unchecked, 26.3s Time] [2022-07-14 01:09:53,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5250 states. [2022-07-14 01:09:53,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5250 to 4371. [2022-07-14 01:09:53,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4371 states, 3444 states have (on average 1.4994192799070847) internal successors, (5164), 3477 states have internal predecessors, (5164), 762 states have call successors, (762), 165 states have call predecessors, (762), 164 states have return successors, (760), 755 states have call predecessors, (760), 760 states have call successors, (760) [2022-07-14 01:09:53,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 4371 states and 6686 transitions. [2022-07-14 01:09:53,588 INFO L78 Accepts]: Start accepts. Automaton has 4371 states and 6686 transitions. Word has length 400 [2022-07-14 01:09:53,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:09:53,590 INFO L495 AbstractCegarLoop]: Abstraction has 4371 states and 6686 transitions. [2022-07-14 01:09:53,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-14 01:09:53,591 INFO L276 IsEmpty]: Start isEmpty. Operand 4371 states and 6686 transitions. [2022-07-14 01:09:53,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2022-07-14 01:09:53,595 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:09:53,596 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:09:53,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 01:09:53,596 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:09:53,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:09:53,597 INFO L85 PathProgramCache]: Analyzing trace with hash 559397337, now seen corresponding path program 1 times [2022-07-14 01:09:53,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:09:53,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353950262] [2022-07-14 01:09:53,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:09:53,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:09:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:53,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:09:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:09:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:09:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:09:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:09:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:09:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:09:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:09:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:09:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:09:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:09:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:09:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:09:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:09:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:09:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 01:09:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 01:09:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 01:09:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 01:09:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 01:09:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 01:09:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-14 01:09:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-14 01:09:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-14 01:09:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-14 01:09:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-14 01:09:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 01:09:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-14 01:09:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 01:09:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:09:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:09:54,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2022-07-14 01:09:54,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:09:54,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353950262] [2022-07-14 01:09:54,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353950262] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:09:54,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:09:54,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:09:54,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489949075] [2022-07-14 01:09:54,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:09:54,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:09:54,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:09:54,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:09:54,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:09:54,683 INFO L87 Difference]: Start difference. First operand 4371 states and 6686 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-14 01:10:00,153 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:02,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:05,515 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:14,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:20,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:10:20,371 INFO L93 Difference]: Finished difference Result 14751 states and 23023 transitions. [2022-07-14 01:10:20,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 01:10:20,372 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 402 [2022-07-14 01:10:20,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:10:20,438 INFO L225 Difference]: With dead ends: 14751 [2022-07-14 01:10:20,439 INFO L226 Difference]: Without dead ends: 10417 [2022-07-14 01:10:20,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 01:10:20,464 INFO L413 NwaCegarLoop]: 6858 mSDtfsCounter, 14997 mSDsluCounter, 11620 mSDsCounter, 0 mSdLazyCounter, 7583 mSolverCounterSat, 5460 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15468 SdHoareTripleChecker+Valid, 18478 SdHoareTripleChecker+Invalid, 13046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5460 IncrementalHoareTripleChecker+Valid, 7583 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2022-07-14 01:10:20,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15468 Valid, 18478 Invalid, 13046 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5460 Valid, 7583 Invalid, 3 Unknown, 0 Unchecked, 25.1s Time] [2022-07-14 01:10:20,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10417 states. [2022-07-14 01:10:20,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10417 to 9127. [2022-07-14 01:10:20,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9127 states, 7197 states have (on average 1.4932610810059748) internal successors, (10747), 7265 states have internal predecessors, (10747), 1547 states have call successors, (1547), 329 states have call predecessors, (1547), 382 states have return successors, (1814), 1586 states have call predecessors, (1814), 1545 states have call successors, (1814) [2022-07-14 01:10:20,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9127 states to 9127 states and 14108 transitions. [2022-07-14 01:10:20,778 INFO L78 Accepts]: Start accepts. Automaton has 9127 states and 14108 transitions. Word has length 402 [2022-07-14 01:10:20,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:10:20,781 INFO L495 AbstractCegarLoop]: Abstraction has 9127 states and 14108 transitions. [2022-07-14 01:10:20,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-14 01:10:20,783 INFO L276 IsEmpty]: Start isEmpty. Operand 9127 states and 14108 transitions. [2022-07-14 01:10:20,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2022-07-14 01:10:20,789 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:10:20,789 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:10:20,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 01:10:20,790 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:10:20,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:10:20,791 INFO L85 PathProgramCache]: Analyzing trace with hash 125087051, now seen corresponding path program 1 times [2022-07-14 01:10:20,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:10:20,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396784232] [2022-07-14 01:10:20,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:10:20,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:10:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:10:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:10:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:10:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:10:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:10:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:10:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:10:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:10:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:10:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:10:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:10:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:10:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:10:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:10:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 01:10:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 01:10:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 01:10:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 01:10:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 01:10:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 01:10:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-14 01:10:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-14 01:10:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-14 01:10:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-14 01:10:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-14 01:10:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 01:10:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-14 01:10:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 01:10:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-07-14 01:10:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2022-07-14 01:10:21,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:10:21,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396784232] [2022-07-14 01:10:21,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396784232] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:10:21,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:10:21,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:10:21,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124940011] [2022-07-14 01:10:21,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:10:21,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:10:21,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:10:21,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:10:21,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:10:21,811 INFO L87 Difference]: Start difference. First operand 9127 states and 14108 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 01:10:27,774 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:29,802 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:32,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:34,045 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:36,083 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:47,714 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:49,267 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:10:52,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:10:52,707 INFO L93 Difference]: Finished difference Result 23376 states and 35803 transitions. [2022-07-14 01:10:52,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 01:10:52,708 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 415 [2022-07-14 01:10:52,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:10:52,768 INFO L225 Difference]: With dead ends: 23376 [2022-07-14 01:10:52,768 INFO L226 Difference]: Without dead ends: 14304 [2022-07-14 01:10:52,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-14 01:10:52,795 INFO L413 NwaCegarLoop]: 6915 mSDtfsCounter, 7568 mSDsluCounter, 11495 mSDsCounter, 0 mSdLazyCounter, 6747 mSolverCounterSat, 3599 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7884 SdHoareTripleChecker+Valid, 18410 SdHoareTripleChecker+Invalid, 10352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3599 IncrementalHoareTripleChecker+Valid, 6747 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.3s IncrementalHoareTripleChecker+Time [2022-07-14 01:10:52,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7884 Valid, 18410 Invalid, 10352 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3599 Valid, 6747 Invalid, 6 Unknown, 0 Unchecked, 30.3s Time] [2022-07-14 01:10:52,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14304 states. [2022-07-14 01:10:53,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14304 to 12289. [2022-07-14 01:10:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12289 states, 9439 states have (on average 1.4534378641805277) internal successors, (13719), 9556 states have internal predecessors, (13719), 2207 states have call successors, (2207), 554 states have call predecessors, (2207), 642 states have return successors, (2608), 2263 states have call predecessors, (2608), 2205 states have call successors, (2608) [2022-07-14 01:10:53,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12289 states to 12289 states and 18534 transitions. [2022-07-14 01:10:53,186 INFO L78 Accepts]: Start accepts. Automaton has 12289 states and 18534 transitions. Word has length 415 [2022-07-14 01:10:53,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:10:53,186 INFO L495 AbstractCegarLoop]: Abstraction has 12289 states and 18534 transitions. [2022-07-14 01:10:53,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 01:10:53,187 INFO L276 IsEmpty]: Start isEmpty. Operand 12289 states and 18534 transitions. [2022-07-14 01:10:53,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2022-07-14 01:10:53,195 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:10:53,195 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:10:53,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 01:10:53,195 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:10:53,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:10:53,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1389842481, now seen corresponding path program 1 times [2022-07-14 01:10:53,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:10:53,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99295384] [2022-07-14 01:10:53,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:10:53,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:10:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:10:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:10:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:10:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:10:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:10:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:10:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:10:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:10:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:10:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:10:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:10:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:10:53,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:10:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:10:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 01:10:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 01:10:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 01:10:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 01:10:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 01:10:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 01:10:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-14 01:10:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-14 01:10:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-14 01:10:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-14 01:10:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-14 01:10:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:53,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 01:10:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-14 01:10:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 01:10:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-14 01:10:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-14 01:10:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:10:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:10:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-14 01:10:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 01:10:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:10:54,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2504 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-14 01:10:54,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:10:54,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99295384] [2022-07-14 01:10:54,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99295384] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:10:54,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:10:54,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-14 01:10:54,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249694464] [2022-07-14 01:10:54,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:10:54,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-14 01:10:54,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:10:54,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 01:10:54,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:10:54,131 INFO L87 Difference]: Start difference. First operand 12289 states and 18534 transitions. Second operand has 8 states, 8 states have (on average 12.75) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-14 01:10:59,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:02,020 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:05,092 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:07,273 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:09,305 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:11,341 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:12,523 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:16,941 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:18,282 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:27,463 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:33,614 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:36,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:11:36,829 INFO L93 Difference]: Finished difference Result 40683 states and 61765 transitions. [2022-07-14 01:11:36,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-14 01:11:36,830 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.75) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 474 [2022-07-14 01:11:36,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:11:36,948 INFO L225 Difference]: With dead ends: 40683 [2022-07-14 01:11:36,948 INFO L226 Difference]: Without dead ends: 28430 [2022-07-14 01:11:36,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-07-14 01:11:36,993 INFO L413 NwaCegarLoop]: 7910 mSDtfsCounter, 18345 mSDsluCounter, 20916 mSDsCounter, 0 mSdLazyCounter, 13034 mSolverCounterSat, 7017 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18894 SdHoareTripleChecker+Valid, 28826 SdHoareTripleChecker+Invalid, 20057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7017 IncrementalHoareTripleChecker+Valid, 13034 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.5s IncrementalHoareTripleChecker+Time [2022-07-14 01:11:36,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18894 Valid, 28826 Invalid, 20057 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7017 Valid, 13034 Invalid, 6 Unknown, 0 Unchecked, 41.5s Time] [2022-07-14 01:11:37,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28430 states. [2022-07-14 01:11:37,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28430 to 24317. [2022-07-14 01:11:37,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24317 states, 18715 states have (on average 1.4565321934277318) internal successors, (27259), 18949 states have internal predecessors, (27259), 4327 states have call successors, (4327), 1097 states have call predecessors, (4327), 1274 states have return successors, (5131), 4440 states have call predecessors, (5131), 4325 states have call successors, (5131) [2022-07-14 01:11:37,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24317 states to 24317 states and 36717 transitions. [2022-07-14 01:11:37,900 INFO L78 Accepts]: Start accepts. Automaton has 24317 states and 36717 transitions. Word has length 474 [2022-07-14 01:11:37,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:11:37,902 INFO L495 AbstractCegarLoop]: Abstraction has 24317 states and 36717 transitions. [2022-07-14 01:11:37,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.75) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-14 01:11:37,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24317 states and 36717 transitions. [2022-07-14 01:11:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2022-07-14 01:11:37,909 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:11:37,910 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:11:37,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 01:11:37,910 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:11:37,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:11:37,911 INFO L85 PathProgramCache]: Analyzing trace with hash 443791436, now seen corresponding path program 1 times [2022-07-14 01:11:37,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:11:37,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734963747] [2022-07-14 01:11:37,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:11:37,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:11:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:11:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:11:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:11:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:11:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:11:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:11:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:11:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:11:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:11:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:11:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:11:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:11:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:11:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:11:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 01:11:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 01:11:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 01:11:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 01:11:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 01:11:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 01:11:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-14 01:11:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-14 01:11:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-14 01:11:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-14 01:11:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-14 01:11:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 01:11:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-14 01:11:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 01:11:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-14 01:11:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:11:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-07-14 01:11:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-14 01:11:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-07-14 01:11:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:11:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:11:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 01:11:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 01:11:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 01:11:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 01:11:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:11:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:11:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2099 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2099 trivial. 0 not checked. [2022-07-14 01:11:38,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:11:38,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734963747] [2022-07-14 01:11:38,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734963747] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:11:38,885 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:11:38,885 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-14 01:11:38,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638625807] [2022-07-14 01:11:38,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:11:38,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-14 01:11:38,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:11:38,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 01:11:38,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:11:38,887 INFO L87 Difference]: Start difference. First operand 24317 states and 36717 transitions. Second operand has 8 states, 8 states have (on average 13.375) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-14 01:11:45,550 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:47,071 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:48,590 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:50,864 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:54,467 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:11:56,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:12:05,148 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:12:07,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:12:20,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:12:23,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:12:23,368 INFO L93 Difference]: Finished difference Result 63481 states and 96522 transitions. [2022-07-14 01:12:23,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-14 01:12:23,369 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 475 [2022-07-14 01:12:23,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:12:23,521 INFO L225 Difference]: With dead ends: 63481 [2022-07-14 01:12:23,521 INFO L226 Difference]: Without dead ends: 39217 [2022-07-14 01:12:23,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2022-07-14 01:12:23,591 INFO L413 NwaCegarLoop]: 6582 mSDtfsCounter, 16402 mSDsluCounter, 16908 mSDsCounter, 0 mSdLazyCounter, 11928 mSolverCounterSat, 6103 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17205 SdHoareTripleChecker+Valid, 23490 SdHoareTripleChecker+Invalid, 18036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6103 IncrementalHoareTripleChecker+Valid, 11928 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.7s IncrementalHoareTripleChecker+Time [2022-07-14 01:12:23,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17205 Valid, 23490 Invalid, 18036 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6103 Valid, 11928 Invalid, 5 Unknown, 0 Unchecked, 42.7s Time] [2022-07-14 01:12:23,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39217 states. [2022-07-14 01:12:24,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39217 to 31241. [2022-07-14 01:12:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31241 states, 23587 states have (on average 1.4248526730826303) internal successors, (33608), 23943 states have internal predecessors, (33608), 5673 states have call successors, (5673), 1510 states have call predecessors, (5673), 1980 states have return successors, (7505), 6037 states have call predecessors, (7505), 5671 states have call successors, (7505) [2022-07-14 01:12:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31241 states to 31241 states and 46786 transitions. [2022-07-14 01:12:24,950 INFO L78 Accepts]: Start accepts. Automaton has 31241 states and 46786 transitions. Word has length 475 [2022-07-14 01:12:24,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:12:24,951 INFO L495 AbstractCegarLoop]: Abstraction has 31241 states and 46786 transitions. [2022-07-14 01:12:24,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (48), 7 states have call predecessors, (48), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-14 01:12:24,951 INFO L276 IsEmpty]: Start isEmpty. Operand 31241 states and 46786 transitions. [2022-07-14 01:12:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2022-07-14 01:12:24,958 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:12:24,958 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:12:24,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 01:12:24,958 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:12:24,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:12:24,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1793609731, now seen corresponding path program 1 times [2022-07-14 01:12:24,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:12:24,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21001480] [2022-07-14 01:12:24,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:12:24,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:12:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:12:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:12:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:12:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:12:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:12:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:12:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:12:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:12:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 01:12:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:12:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-14 01:12:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:12:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 01:12:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-14 01:12:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 01:12:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-07-14 01:12:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-14 01:12:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 01:12:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 01:12:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 01:12:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-07-14 01:12:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-07-14 01:12:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-07-14 01:12:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-14 01:12:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-14 01:12:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:25,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 01:12:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-14 01:12:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 01:12:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-14 01:12:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 01:12:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-07-14 01:12:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-07-14 01:12:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2022-07-14 01:12:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-14 01:12:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-14 01:12:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:12:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:12:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 01:12:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 01:12:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-14 01:12:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 01:12:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:12:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:12:26,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2102 trivial. 0 not checked. [2022-07-14 01:12:26,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:12:26,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21001480] [2022-07-14 01:12:26,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21001480] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:12:26,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:12:26,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-14 01:12:26,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615768288] [2022-07-14 01:12:26,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:12:26,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-14 01:12:26,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:12:26,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 01:12:26,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:12:26,182 INFO L87 Difference]: Start difference. First operand 31241 states and 46786 transitions. Second operand has 8 states, 8 states have (on average 14.625) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (56), 7 states have call predecessors, (56), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-14 01:12:32,140 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:12:34,434 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:12:36,470 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []