./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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-43_2a-drivers--usb--host--fusbh200-hcd.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 75d771e19772a57b21074e06711081dc081595b4f25061866f48f5c3a4ce05c4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 01:39:04,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 01:39:04,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 01:39:04,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 01:39:04,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 01:39:04,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 01:39:04,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 01:39:04,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 01:39:04,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 01:39:04,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 01:39:04,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 01:39:04,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 01:39:04,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 01:39:04,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 01:39:04,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 01:39:04,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 01:39:04,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 01:39:04,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 01:39:04,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 01:39:04,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 01:39:04,192 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 01:39:04,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 01:39:04,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 01:39:04,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 01:39:04,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 01:39:04,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 01:39:04,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 01:39:04,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 01:39:04,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 01:39:04,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 01:39:04,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 01:39:04,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 01:39:04,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 01:39:04,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 01:39:04,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 01:39:04,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 01:39:04,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 01:39:04,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 01:39:04,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 01:39:04,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 01:39:04,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 01:39:04,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 01:39:04,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 01:39:04,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 01:39:04,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 01:39:04,247 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 01:39:04,247 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 01:39:04,248 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 01:39:04,248 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 01:39:04,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 01:39:04,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 01:39:04,250 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 01:39:04,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 01:39:04,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 01:39:04,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 01:39:04,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 01:39:04,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 01:39:04,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 01:39:04,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 01:39:04,252 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 01:39:04,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 01:39:04,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 01:39:04,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 01:39:04,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 01:39:04,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:39:04,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 01:39:04,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 01:39:04,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 01:39:04,254 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 01:39:04,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 01:39:04,255 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 01:39:04,255 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 01:39:04,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 01:39:04,255 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75d771e19772a57b21074e06711081dc081595b4f25061866f48f5c3a4ce05c4 [2022-07-20 01:39:04,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 01:39:04,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 01:39:04,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 01:39:04,492 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 01:39:04,492 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 01:39:04,493 INFO L432 ainManager$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-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i [2022-07-20 01:39:04,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36405f341/1f1626d8e81645b09c1c1a35d1a06814/FLAG884dfdc64 [2022-07-20 01:39:05,234 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 01:39:05,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i [2022-07-20 01:39:05,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36405f341/1f1626d8e81645b09c1c1a35d1a06814/FLAG884dfdc64 [2022-07-20 01:39:05,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36405f341/1f1626d8e81645b09c1c1a35d1a06814 [2022-07-20 01:39:05,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 01:39:05,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 01:39:05,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 01:39:05,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 01:39:05,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 01:39:05,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:39:05" (1/1) ... [2022-07-20 01:39:05,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c225bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:05, skipping insertion in model container [2022-07-20 01:39:05,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:39:05" (1/1) ... [2022-07-20 01:39:05,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 01:39:05,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:39:07,929 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-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i[372305,372318] [2022-07-20 01:39:07,990 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-20 01:39:07,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:39:08,022 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 01:39:08,464 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-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i[372305,372318] [2022-07-20 01:39:08,467 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-20 01:39:08,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:39:08,555 INFO L208 MainTranslator]: Completed translation [2022-07-20 01:39:08,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08 WrapperNode [2022-07-20 01:39:08,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 01:39:08,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 01:39:08,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 01:39:08,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 01:39:08,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:08,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,087 INFO L137 Inliner]: procedures = 333, calls = 4687, calls flagged for inlining = 151, calls inlined = 148, statements flattened = 12599 [2022-07-20 01:39:09,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 01:39:09,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 01:39:09,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 01:39:09,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 01:39:09,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 01:39:09,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 01:39:09,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 01:39:09,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 01:39:09,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (1/1) ... [2022-07-20 01:39:09,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:39:09,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 01:39:09,713 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) [2022-07-20 01:39:09,734 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 [2022-07-20 01:39:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2022-07-20 01:39:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2022-07-20 01:39:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_writel [2022-07-20 01:39:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_writel [2022-07-20 01:39:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2022-07-20 01:39:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2022-07-20 01:39:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2022-07-20 01:39:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2022-07-20 01:39:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2022-07-20 01:39:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2022-07-20 01:39:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_endpoint_disable [2022-07-20 01:39:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_endpoint_disable [2022-07-20 01:39:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_enqueue [2022-07-20 01:39:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_enqueue [2022-07-20 01:39:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 01:39:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 01:39:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 01:39:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 01:39:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2022-07-20 01:39:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2022-07-20 01:39:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_enable_event [2022-07-20 01:39:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_enable_event [2022-07-20 01:39:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-20 01:39:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-20 01:39:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_endpoint_reset [2022-07-20 01:39:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_endpoint_reset [2022-07-20 01:39:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-20 01:39:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-20 01:39:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 01:39:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 01:39:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2022-07-20 01:39:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2022-07-20 01:39:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2022-07-20 01:39:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2022-07-20 01:39:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2022-07-20 01:39:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2022-07-20 01:39:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2022-07-20 01:39:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2022-07-20 01:39:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_quiesce [2022-07-20 01:39:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_quiesce [2022-07-20 01:39:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_command_bit [2022-07-20 01:39:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_command_bit [2022-07-20 01:39:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 01:39:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 01:39:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-20 01:39:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-20 01:39:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2022-07-20 01:39:09,755 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2022-07-20 01:39:09,755 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hcd_probe [2022-07-20 01:39:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hcd_probe [2022-07-20 01:39:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2022-07-20 01:39:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2022-07-20 01:39:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_silence_controller [2022-07-20 01:39:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_silence_controller [2022-07-20 01:39:09,757 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-20 01:39:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-20 01:39:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 01:39:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 01:39:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_relinquish_port [2022-07-20 01:39:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_relinquish_port [2022-07-20 01:39:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2022-07-20 01:39:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2022-07-20 01:39:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-20 01:39:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-20 01:39:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2022-07-20 01:39:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2022-07-20 01:39:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-07-20 01:39:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-07-20 01:39:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_alloc [2022-07-20 01:39:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_alloc [2022-07-20 01:39:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2022-07-20 01:39:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2022-07-20 01:39:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2022-07-20 01:39:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2022-07-20 01:39:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 01:39:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 01:39:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 01:39:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2022-07-20 01:39:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2022-07-20 01:39:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_port_handed_over [2022-07-20 01:39:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_port_handed_over [2022-07-20 01:39:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2022-07-20 01:39:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2022-07-20 01:39:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 01:39:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 01:39:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-20 01:39:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-20 01:39:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-07-20 01:39:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-07-20 01:39:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2022-07-20 01:39:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2022-07-20 01:39:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_set_command_bit [2022-07-20 01:39:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_set_command_bit [2022-07-20 01:39:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-20 01:39:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-20 01:39:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 01:39:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 01:39:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_stop [2022-07-20 01:39:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_stop [2022-07-20 01:39:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-20 01:39:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-20 01:39:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-07-20 01:39:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-07-20 01:39:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_handle_intr_unlinks [2022-07-20 01:39:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_handle_intr_unlinks [2022-07-20 01:39:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 01:39:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-20 01:39:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-20 01:39:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 01:39:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2022-07-20 01:39:09,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2022-07-20 01:39:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2022-07-20 01:39:09,767 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2022-07-20 01:39:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-07-20 01:39:09,768 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-07-20 01:39:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2022-07-20 01:39:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2022-07-20 01:39:09,771 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fusbh200 [2022-07-20 01:39:09,771 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fusbh200 [2022-07-20 01:39:09,771 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-20 01:39:09,771 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-20 01:39:09,772 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-20 01:39:09,773 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-20 01:39:09,773 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-20 01:39:09,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-20 01:39:09,774 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_to_hcd [2022-07-20 01:39:09,778 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_to_hcd [2022-07-20 01:39:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2022-07-20 01:39:09,779 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2022-07-20 01:39:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-20 01:39:09,779 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-20 01:39:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2022-07-20 01:39:09,779 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2022-07-20 01:39:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-07-20 01:39:09,780 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2022-07-20 01:39:09,780 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2022-07-20 01:39:09,780 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2022-07-20 01:39:09,780 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_dequeue [2022-07-20 01:39:09,780 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_dequeue [2022-07-20 01:39:09,780 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2022-07-20 01:39:09,780 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2022-07-20 01:39:09,780 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_readl [2022-07-20 01:39:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_readl [2022-07-20 01:39:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_halt [2022-07-20 01:39:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_halt [2022-07-20 01:39:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-20 01:39:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-20 01:39:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_tt_buffer_complete [2022-07-20 01:39:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_tt_buffer_complete [2022-07-20 01:39:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-20 01:39:09,782 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-20 01:39:09,782 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_done [2022-07-20 01:39:09,782 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_done [2022-07-20 01:39:09,782 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_poll_ASS [2022-07-20 01:39:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_poll_ASS [2022-07-20 01:39:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_handle_controller_death [2022-07-20 01:39:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_handle_controller_death [2022-07-20 01:39:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_mem_cleanup [2022-07-20 01:39:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_mem_cleanup [2022-07-20 01:39:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-07-20 01:39:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-07-20 01:39:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-20 01:39:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2022-07-20 01:39:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2022-07-20 01:39:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2022-07-20 01:39:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2022-07-20 01:39:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-20 01:39:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-20 01:39:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_init [2022-07-20 01:39:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_init [2022-07-20 01:39:09,785 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 01:39:09,785 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 01:39:09,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-20 01:39:09,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-20 01:39:09,785 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_reset [2022-07-20 01:39:09,785 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_reset [2022-07-20 01:39:09,786 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-07-20 01:39:09,786 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-07-20 01:39:09,786 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-20 01:39:09,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-20 01:39:09,786 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hub_status_data [2022-07-20 01:39:09,786 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hub_status_data [2022-07-20 01:39:09,786 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 01:39:09,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 01:39:09,787 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-07-20 01:39:09,787 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-07-20 01:39:09,787 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-20 01:39:09,787 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-20 01:39:09,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-20 01:39:09,787 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hcd_remove [2022-07-20 01:39:09,787 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hcd_remove [2022-07-20 01:39:09,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-07-20 01:39:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2022-07-20 01:39:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-20 01:39:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-20 01:39:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 01:39:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 01:39:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2022-07-20 01:39:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2022-07-20 01:39:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_get_frame [2022-07-20 01:39:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_get_frame [2022-07-20 01:39:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-20 01:39:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-20 01:39:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_poll_PSS [2022-07-20 01:39:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_poll_PSS [2022-07-20 01:39:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 01:39:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-20 01:39:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-20 01:39:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-20 01:39:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-20 01:39:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-20 01:39:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 01:39:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2022-07-20 01:39:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2022-07-20 01:39:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2022-07-20 01:39:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2022-07-20 01:39:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2022-07-20 01:39:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2022-07-20 01:39:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 01:39:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_free [2022-07-20 01:39:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_free [2022-07-20 01:39:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2022-07-20 01:39:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2022-07-20 01:39:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qh_alloc [2022-07-20 01:39:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qh_alloc [2022-07-20 01:39:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-20 01:39:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-20 01:39:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-20 01:39:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-20 01:39:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2022-07-20 01:39:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2022-07-20 01:39:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fusbh200_init [2022-07-20 01:39:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fusbh200_init [2022-07-20 01:39:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-20 01:39:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-20 01:39:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-07-20 01:39:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-07-20 01:39:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-20 01:39:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-20 01:39:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2022-07-20 01:39:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2022-07-20 01:39:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_read_frame_index [2022-07-20 01:39:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_read_frame_index [2022-07-20 01:39:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-20 01:39:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-20 01:39:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_shutdown [2022-07-20 01:39:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_shutdown [2022-07-20 01:39:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2022-07-20 01:39:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2022-07-20 01:39:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2022-07-20 01:39:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2022-07-20 01:39:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2022-07-20 01:39:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2022-07-20 01:39:09,799 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_work [2022-07-20 01:39:09,800 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_work [2022-07-20 01:39:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2022-07-20 01:39:09,800 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2022-07-20 01:39:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 01:39:09,800 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 01:39:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2022-07-20 01:39:09,800 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2022-07-20 01:39:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-20 01:39:09,801 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-20 01:39:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2022-07-20 01:39:09,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2022-07-20 01:39:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-20 01:39:09,801 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-20 01:39:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_run [2022-07-20 01:39:09,801 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_run [2022-07-20 01:39:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-20 01:39:09,802 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-20 01:39:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-20 01:39:09,802 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-20 01:39:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 01:39:09,802 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 01:39:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2022-07-20 01:39:09,802 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2022-07-20 01:39:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 01:39:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hub_control [2022-07-20 01:39:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hub_control [2022-07-20 01:39:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-07-20 01:39:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-07-20 01:39:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_port_speed [2022-07-20 01:39:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_port_speed [2022-07-20 01:39:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_tt_buffer [2022-07-20 01:39:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_tt_buffer [2022-07-20 01:39:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_irq [2022-07-20 01:39:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_irq [2022-07-20 01:39:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 01:39:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 01:39:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-20 01:39:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-20 01:39:10,906 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 01:39:10,909 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 01:39:14,632 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 01:39:24,235 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_29_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_29 } true; [2022-07-20 01:39:24,491 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 01:39:24,520 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 01:39:24,520 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-20 01:39:24,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:39:24 BoogieIcfgContainer [2022-07-20 01:39:24,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 01:39:24,529 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 01:39:24,530 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 01:39:24,533 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 01:39:24,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:39:05" (1/3) ... [2022-07-20 01:39:24,534 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a2122b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:39:24, skipping insertion in model container [2022-07-20 01:39:24,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:39:08" (2/3) ... [2022-07-20 01:39:24,534 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a2122b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:39:24, skipping insertion in model container [2022-07-20 01:39:24,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:39:24" (3/3) ... [2022-07-20 01:39:24,539 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i [2022-07-20 01:39:24,552 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 01:39:24,553 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 01:39:24,680 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 01:39:24,688 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@3ccc11d6, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@401ec535 [2022-07-20 01:39:24,688 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 01:39:24,703 INFO L276 IsEmpty]: Start isEmpty. Operand has 3963 states, 2855 states have (on average 1.4462346760070053) internal successors, (4129), 2941 states have internal predecessors, (4129), 968 states have call successors, (968), 139 states have call predecessors, (968), 138 states have return successors, (960), 941 states have call predecessors, (960), 960 states have call successors, (960) [2022-07-20 01:39:24,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-20 01:39:24,735 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:39:24,739 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:39:24,740 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:39:24,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:39:24,749 INFO L85 PathProgramCache]: Analyzing trace with hash -60257471, now seen corresponding path program 1 times [2022-07-20 01:39:24,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:39:24,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273992883] [2022-07-20 01:39:24,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:39:24,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:39:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:39:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:39:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:39:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:39:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:39:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 01:39:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-20 01:39:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-20 01:39:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-20 01:39:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:25,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:39:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:39:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:39:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:39:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:39:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:39:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:39:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:39:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-20 01:39:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-20 01:39:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-20 01:39:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-20 01:39:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-20 01:39:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-20 01:39:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-20 01:39:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-20 01:39:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-20 01:39:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-20 01:39:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-20 01:39:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:26,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-20 01:39:26,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:39:26,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273992883] [2022-07-20 01:39:26,493 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273992883] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:39:26,494 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:39:26,494 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 01:39:26,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176646526] [2022-07-20 01:39:26,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:39:26,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 01:39:26,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:39:26,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 01:39:26,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 01:39:26,538 INFO L87 Difference]: Start difference. First operand has 3963 states, 2855 states have (on average 1.4462346760070053) internal successors, (4129), 2941 states have internal predecessors, (4129), 968 states have call successors, (968), 139 states have call predecessors, (968), 138 states have return successors, (960), 941 states have call predecessors, (960), 960 states have call successors, (960) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-20 01:39:35,706 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 [] [2022-07-20 01:39:38,470 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 [] [2022-07-20 01:39:39,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:39:39,663 INFO L93 Difference]: Finished difference Result 8385 states and 13105 transitions. [2022-07-20 01:39:39,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 01:39:39,667 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 375 [2022-07-20 01:39:39,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:39:39,724 INFO L225 Difference]: With dead ends: 8385 [2022-07-20 01:39:39,724 INFO L226 Difference]: Without dead ends: 4392 [2022-07-20 01:39:39,755 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:39:39,758 INFO L413 NwaCegarLoop]: 5523 mSDtfsCounter, 3044 mSDsluCounter, 3147 mSDsCounter, 0 mSdLazyCounter, 2110 mSolverCounterSat, 3624 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3149 SdHoareTripleChecker+Valid, 8670 SdHoareTripleChecker+Invalid, 5736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3624 IncrementalHoareTripleChecker+Valid, 2110 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2022-07-20 01:39:39,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3149 Valid, 8670 Invalid, 5736 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3624 Valid, 2110 Invalid, 2 Unknown, 0 Unchecked, 12.5s Time] [2022-07-20 01:39:39,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4392 states. [2022-07-20 01:39:40,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4392 to 3929. [2022-07-20 01:39:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3929 states, 2837 states have (on average 1.3838561861120902) internal successors, (3926), 2913 states have internal predecessors, (3926), 955 states have call successors, (955), 137 states have call predecessors, (955), 136 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) [2022-07-20 01:39:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3929 states and 5834 transitions. [2022-07-20 01:39:40,051 INFO L78 Accepts]: Start accepts. Automaton has 3929 states and 5834 transitions. Word has length 375 [2022-07-20 01:39:40,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:39:40,052 INFO L495 AbstractCegarLoop]: Abstraction has 3929 states and 5834 transitions. [2022-07-20 01:39:40,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-20 01:39:40,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 5834 transitions. [2022-07-20 01:39:40,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-20 01:39:40,065 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:39:40,065 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:39:40,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-20 01:39:40,066 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:39:40,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:39:40,066 INFO L85 PathProgramCache]: Analyzing trace with hash 180974253, now seen corresponding path program 1 times [2022-07-20 01:39:40,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:39:40,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852037468] [2022-07-20 01:39:40,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:39:40,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:39:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:39:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:39:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:39:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:39:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:39:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 01:39:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-20 01:39:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-20 01:39:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-20 01:39:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:39:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:39:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:39:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:39:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:39:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:39:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:39:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:39:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:39:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:40,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-20 01:39:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-20 01:39:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-20 01:39:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-20 01:39:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-20 01:39:41,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-20 01:39:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-20 01:39:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-20 01:39:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-20 01:39:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-20 01:39:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-20 01:39:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:39:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:39:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-20 01:39:41,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:39:41,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852037468] [2022-07-20 01:39:41,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852037468] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:39:41,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:39:41,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:39:41,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33845251] [2022-07-20 01:39:41,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:39:41,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:39:41,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:39:41,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:39:41,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:39:41,215 INFO L87 Difference]: Start difference. First operand 3929 states and 5834 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-20 01:39:50,884 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 [] [2022-07-20 01:39:53,377 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:39:56,226 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:40:04,474 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:40:06,333 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:40:08,608 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 [] [2022-07-20 01:40:09,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:40:09,486 INFO L93 Difference]: Finished difference Result 12555 states and 18810 transitions. [2022-07-20 01:40:09,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:40:09,487 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 375 [2022-07-20 01:40:09,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:40:09,544 INFO L225 Difference]: With dead ends: 12555 [2022-07-20 01:40:09,544 INFO L226 Difference]: Without dead ends: 8690 [2022-07-20 01:40:09,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:40:09,563 INFO L413 NwaCegarLoop]: 6232 mSDtfsCounter, 11244 mSDsluCounter, 7543 mSDsCounter, 0 mSdLazyCounter, 4761 mSolverCounterSat, 7741 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12040 SdHoareTripleChecker+Valid, 13775 SdHoareTripleChecker+Invalid, 12507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7741 IncrementalHoareTripleChecker+Valid, 4761 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.5s IncrementalHoareTripleChecker+Time [2022-07-20 01:40:09,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12040 Valid, 13775 Invalid, 12507 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7741 Valid, 4761 Invalid, 5 Unknown, 0 Unchecked, 27.5s Time] [2022-07-20 01:40:09,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8690 states. [2022-07-20 01:40:09,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8690 to 7761. [2022-07-20 01:40:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7761 states, 5616 states have (on average 1.3858618233618234) internal successors, (7783), 5768 states have internal predecessors, (7783), 1873 states have call successors, (1873), 272 states have call predecessors, (1873), 271 states have return successors, (1871), 1832 states have call predecessors, (1871), 1871 states have call successors, (1871) [2022-07-20 01:40:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7761 states to 7761 states and 11527 transitions. [2022-07-20 01:40:09,924 INFO L78 Accepts]: Start accepts. Automaton has 7761 states and 11527 transitions. Word has length 375 [2022-07-20 01:40:09,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:40:09,927 INFO L495 AbstractCegarLoop]: Abstraction has 7761 states and 11527 transitions. [2022-07-20 01:40:09,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-20 01:40:09,928 INFO L276 IsEmpty]: Start isEmpty. Operand 7761 states and 11527 transitions. [2022-07-20 01:40:09,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-07-20 01:40:09,935 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:40:09,935 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:40:09,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-20 01:40:09,936 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:40:09,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:40:09,936 INFO L85 PathProgramCache]: Analyzing trace with hash 2003662350, now seen corresponding path program 1 times [2022-07-20 01:40:09,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:40:09,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415538897] [2022-07-20 01:40:09,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:40:09,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:40:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:40:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:40:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:40:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:40:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:40:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 01:40:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-20 01:40:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-20 01:40:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-20 01:40:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:40:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:40:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:40:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:40:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:40:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:40:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:40:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:40:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-20 01:40:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-20 01:40:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-20 01:40:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-20 01:40:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-20 01:40:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-20 01:40:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-20 01:40:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-20 01:40:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-20 01:40:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-20 01:40:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-20 01:40:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:10,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-20 01:40:10,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:40:10,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415538897] [2022-07-20 01:40:10,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415538897] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:40:10,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:40:10,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:40:10,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445213818] [2022-07-20 01:40:10,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:40:10,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:40:10,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:40:10,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:40:10,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:40:10,818 INFO L87 Difference]: Start difference. First operand 7761 states and 11527 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-20 01:40:18,344 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 [] [2022-07-20 01:40:20,210 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:40:22,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:40:29,394 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 [] [2022-07-20 01:40:30,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:40:30,303 INFO L93 Difference]: Finished difference Result 24941 states and 37347 transitions. [2022-07-20 01:40:30,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:40:30,303 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 376 [2022-07-20 01:40:30,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:40:30,434 INFO L225 Difference]: With dead ends: 24941 [2022-07-20 01:40:30,434 INFO L226 Difference]: Without dead ends: 17244 [2022-07-20 01:40:30,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:40:30,482 INFO L413 NwaCegarLoop]: 6273 mSDtfsCounter, 11228 mSDsluCounter, 7566 mSDsCounter, 0 mSdLazyCounter, 4771 mSolverCounterSat, 7707 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12027 SdHoareTripleChecker+Valid, 13839 SdHoareTripleChecker+Invalid, 12481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7707 IncrementalHoareTripleChecker+Valid, 4771 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2022-07-20 01:40:30,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12027 Valid, 13839 Invalid, 12481 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7707 Valid, 4771 Invalid, 3 Unknown, 0 Unchecked, 18.9s Time] [2022-07-20 01:40:30,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17244 states. [2022-07-20 01:40:31,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17244 to 15393. [2022-07-20 01:40:31,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15393 states, 11150 states have (on average 1.3867264573991032) internal successors, (15462), 11454 states have internal predecessors, (15462), 3701 states have call successors, (3701), 542 states have call predecessors, (3701), 541 states have return successors, (3699), 3620 states have call predecessors, (3699), 3699 states have call successors, (3699) [2022-07-20 01:40:31,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15393 states to 15393 states and 22862 transitions. [2022-07-20 01:40:31,213 INFO L78 Accepts]: Start accepts. Automaton has 15393 states and 22862 transitions. Word has length 376 [2022-07-20 01:40:31,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:40:31,217 INFO L495 AbstractCegarLoop]: Abstraction has 15393 states and 22862 transitions. [2022-07-20 01:40:31,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-20 01:40:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 15393 states and 22862 transitions. [2022-07-20 01:40:31,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-07-20 01:40:31,224 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:40:31,224 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:40:31,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-20 01:40:31,224 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:40:31,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:40:31,225 INFO L85 PathProgramCache]: Analyzing trace with hash -326393097, now seen corresponding path program 1 times [2022-07-20 01:40:31,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:40:31,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619686237] [2022-07-20 01:40:31,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:40:31,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:40:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:40:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:40:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:40:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:40:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:40:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 01:40:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-20 01:40:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-20 01:40:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-20 01:40:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:40:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:40:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:40:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:40:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:40:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:40:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:40:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:40:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:40:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-20 01:40:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-20 01:40:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-20 01:40:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-20 01:40:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-20 01:40:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-20 01:40:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-20 01:40:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-20 01:40:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:31,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-20 01:40:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:32,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:32,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-20 01:40:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:32,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:32,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-20 01:40:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:32,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:40:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:40:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-20 01:40:32,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:40:32,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619686237] [2022-07-20 01:40:32,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619686237] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:40:32,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:40:32,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:40:32,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48690285] [2022-07-20 01:40:32,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:40:32,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:40:32,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:40:32,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:40:32,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:40:32,042 INFO L87 Difference]: Start difference. First operand 15393 states and 22862 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-20 01:40:40,508 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 [] [2022-07-20 01:40:43,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:40:45,389 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:40:57,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:40:57,961 INFO L93 Difference]: Finished difference Result 49116 states and 73510 transitions. [2022-07-20 01:40:57,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:40:57,963 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), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 381 [2022-07-20 01:40:57,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:40:58,145 INFO L225 Difference]: With dead ends: 49116 [2022-07-20 01:40:58,145 INFO L226 Difference]: Without dead ends: 33787 [2022-07-20 01:40:58,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:40:58,205 INFO L413 NwaCegarLoop]: 6749 mSDtfsCounter, 8480 mSDsluCounter, 13261 mSDsCounter, 0 mSdLazyCounter, 9277 mSolverCounterSat, 4965 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9269 SdHoareTripleChecker+Valid, 20010 SdHoareTripleChecker+Invalid, 14245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4965 IncrementalHoareTripleChecker+Valid, 9277 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.8s IncrementalHoareTripleChecker+Time [2022-07-20 01:40:58,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9269 Valid, 20010 Invalid, 14245 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4965 Valid, 9277 Invalid, 3 Unknown, 0 Unchecked, 24.8s Time] [2022-07-20 01:40:58,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33787 states. [2022-07-20 01:40:59,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33787 to 30217. [2022-07-20 01:40:59,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30217 states, 21906 states have (on average 1.3870172555464257) internal successors, (30384), 22504 states have internal predecessors, (30384), 7233 states have call successors, (7233), 1074 states have call predecessors, (7233), 1077 states have return successors, (7255), 7079 states have call predecessors, (7255), 7231 states have call successors, (7255) [2022-07-20 01:40:59,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30217 states to 30217 states and 44872 transitions. [2022-07-20 01:40:59,536 INFO L78 Accepts]: Start accepts. Automaton has 30217 states and 44872 transitions. Word has length 381 [2022-07-20 01:40:59,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:40:59,537 INFO L495 AbstractCegarLoop]: Abstraction has 30217 states and 44872 transitions. [2022-07-20 01:40:59,537 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), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-20 01:40:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 30217 states and 44872 transitions. [2022-07-20 01:40:59,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2022-07-20 01:40:59,545 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:40:59,545 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:40:59,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-20 01:40:59,545 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:40:59,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:40:59,546 INFO L85 PathProgramCache]: Analyzing trace with hash -326766277, now seen corresponding path program 1 times [2022-07-20 01:40:59,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:40:59,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133635291] [2022-07-20 01:40:59,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:40:59,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:40:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:41:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:41:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:41:00,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:41:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:41:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 01:41:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-20 01:41:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-20 01:41:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-20 01:41:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:41:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:41:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:41:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:41:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:41:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:41:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:41:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:41:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-20 01:41:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-20 01:41:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-20 01:41:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-20 01:41:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-20 01:41:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-20 01:41:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-20 01:41:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-20 01:41:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-20 01:41:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-20 01:41:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-20 01:41:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-20 01:41:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-20 01:41:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:00,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-20 01:41:00,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:41:00,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133635291] [2022-07-20 01:41:00,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133635291] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:41:00,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:41:00,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 01:41:00,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006516989] [2022-07-20 01:41:00,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:41:00,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 01:41:00,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:41:00,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 01:41:00,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 01:41:00,696 INFO L87 Difference]: Start difference. First operand 30217 states and 44872 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-07-20 01:41:15,440 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:41:17,494 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:41:20,241 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 [] [2022-07-20 01:41:23,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:41:23,492 INFO L93 Difference]: Finished difference Result 82097 states and 121823 transitions. [2022-07-20 01:41:23,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 01:41:23,492 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 409 [2022-07-20 01:41:23,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:41:23,848 INFO L225 Difference]: With dead ends: 82097 [2022-07-20 01:41:23,848 INFO L226 Difference]: Without dead ends: 51944 [2022-07-20 01:41:23,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:41:23,986 INFO L413 NwaCegarLoop]: 7703 mSDtfsCounter, 5674 mSDsluCounter, 11395 mSDsCounter, 0 mSdLazyCounter, 7083 mSolverCounterSat, 3410 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6173 SdHoareTripleChecker+Valid, 19098 SdHoareTripleChecker+Invalid, 10496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3410 IncrementalHoareTripleChecker+Valid, 7083 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2022-07-20 01:41:23,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6173 Valid, 19098 Invalid, 10496 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3410 Valid, 7083 Invalid, 3 Unknown, 0 Unchecked, 21.5s Time] [2022-07-20 01:41:24,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51944 states. [2022-07-20 01:41:25,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51944 to 46800. [2022-07-20 01:41:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46800 states, 33834 states have (on average 1.3772240941065201) internal successors, (46597), 34738 states have internal predecessors, (46597), 11043 states have call successors, (11043), 1919 states have call predecessors, (11043), 1922 states have return successors, (11065), 10808 states have call predecessors, (11065), 11041 states have call successors, (11065) [2022-07-20 01:41:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46800 states to 46800 states and 68705 transitions. [2022-07-20 01:41:26,270 INFO L78 Accepts]: Start accepts. Automaton has 46800 states and 68705 transitions. Word has length 409 [2022-07-20 01:41:26,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:41:26,272 INFO L495 AbstractCegarLoop]: Abstraction has 46800 states and 68705 transitions. [2022-07-20 01:41:26,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-07-20 01:41:26,272 INFO L276 IsEmpty]: Start isEmpty. Operand 46800 states and 68705 transitions. [2022-07-20 01:41:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2022-07-20 01:41:26,281 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:41:26,281 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 18, 18, 18, 18, 18, 18, 18, 18, 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] [2022-07-20 01:41:26,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-20 01:41:26,282 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:41:26,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:41:26,282 INFO L85 PathProgramCache]: Analyzing trace with hash 286438773, now seen corresponding path program 1 times [2022-07-20 01:41:26,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:41:26,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512967808] [2022-07-20 01:41:26,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:41:26,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:41:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:41:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:41:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:41:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:41:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:41:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 01:41:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:26,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-20 01:41:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-20 01:41:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-20 01:41:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:41:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:41:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:41:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:41:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:41:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:41:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:41:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:41:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-20 01:41:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-20 01:41:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-20 01:41:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-20 01:41:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-20 01:41:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-20 01:41:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-20 01:41:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-20 01:41:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-20 01:41:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-20 01:41:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-20 01:41:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-20 01:41:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-20 01:41:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-20 01:41:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2022-07-20 01:41:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-20 01:41:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-20 01:41:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-20 01:41:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-20 01:41:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-20 01:41:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-07-20 01:41:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-20 01:41:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-07-20 01:41:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:27,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4319 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4317 trivial. 0 not checked. [2022-07-20 01:41:27,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:41:27,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512967808] [2022-07-20 01:41:27,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512967808] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:41:27,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:41:27,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 01:41:27,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158155836] [2022-07-20 01:41:27,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:41:27,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 01:41:27,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:41:27,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 01:41:27,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-20 01:41:27,708 INFO L87 Difference]: Start difference. First operand 46800 states and 68705 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (45), 5 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-20 01:41:41,222 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 [] [2022-07-20 01:41:43,740 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:41:45,863 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:41:48,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:41:48,592 INFO L93 Difference]: Finished difference Result 98716 states and 145701 transitions. [2022-07-20 01:41:48,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 01:41:48,592 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (45), 5 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 574 [2022-07-20 01:41:48,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:41:49,051 INFO L225 Difference]: With dead ends: 98716 [2022-07-20 01:41:49,051 INFO L226 Difference]: Without dead ends: 51932 [2022-07-20 01:41:49,198 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-20 01:41:49,200 INFO L413 NwaCegarLoop]: 5474 mSDtfsCounter, 2419 mSDsluCounter, 14163 mSDsCounter, 0 mSdLazyCounter, 6757 mSolverCounterSat, 2446 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2523 SdHoareTripleChecker+Valid, 19637 SdHoareTripleChecker+Invalid, 9206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2446 IncrementalHoareTripleChecker+Valid, 6757 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2022-07-20 01:41:49,200 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2523 Valid, 19637 Invalid, 9206 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2446 Valid, 6757 Invalid, 3 Unknown, 0 Unchecked, 19.2s Time] [2022-07-20 01:41:49,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51932 states. [2022-07-20 01:41:50,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51932 to 46800. [2022-07-20 01:41:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46800 states, 33834 states have (on average 1.3767511970207484) internal successors, (46581), 34738 states have internal predecessors, (46581), 11043 states have call successors, (11043), 1919 states have call predecessors, (11043), 1922 states have return successors, (11065), 10808 states have call predecessors, (11065), 11041 states have call successors, (11065) [2022-07-20 01:41:51,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46800 states to 46800 states and 68689 transitions. [2022-07-20 01:41:51,331 INFO L78 Accepts]: Start accepts. Automaton has 46800 states and 68689 transitions. Word has length 574 [2022-07-20 01:41:51,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:41:51,332 INFO L495 AbstractCegarLoop]: Abstraction has 46800 states and 68689 transitions. [2022-07-20 01:41:51,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (45), 5 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-20 01:41:51,333 INFO L276 IsEmpty]: Start isEmpty. Operand 46800 states and 68689 transitions. [2022-07-20 01:41:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 609 [2022-07-20 01:41:51,339 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:41:51,339 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 18, 18, 18, 18, 18, 18, 18, 18, 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] [2022-07-20 01:41:51,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-20 01:41:51,340 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:41:51,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:41:51,340 INFO L85 PathProgramCache]: Analyzing trace with hash 898502513, now seen corresponding path program 1 times [2022-07-20 01:41:51,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:41:51,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373982818] [2022-07-20 01:41:51,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:41:51,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:41:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:51,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:41:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:51,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:51,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:51,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:41:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:51,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:51,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:51,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:41:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:41:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:41:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 01:41:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-20 01:41:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-20 01:41:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-20 01:41:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:41:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:41:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:41:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:41:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:41:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:41:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:41:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:41:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-20 01:41:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-20 01:41:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-20 01:41:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-20 01:41:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-20 01:41:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-20 01:41:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-20 01:41:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-20 01:41:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-20 01:41:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-20 01:41:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-20 01:41:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-20 01:41:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-20 01:41:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-20 01:41:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-20 01:41:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-20 01:41:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-07-20 01:41:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-07-20 01:41:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-20 01:41:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-07-20 01:41:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-20 01:41:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-20 01:41:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-20 01:41:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-07-20 01:41:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-07-20 01:41:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2022-07-20 01:41:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-07-20 01:41:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-07-20 01:41:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:41:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:41:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:41:52,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4319 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4317 trivial. 0 not checked. [2022-07-20 01:41:52,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:41:52,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373982818] [2022-07-20 01:41:52,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373982818] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:41:52,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:41:52,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 01:41:52,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937808596] [2022-07-20 01:41:52,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:41:52,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 01:41:52,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:41:52,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 01:41:52,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-20 01:41:52,655 INFO L87 Difference]: Start difference. First operand 46800 states and 68689 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-20 01:42:11,870 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:15,081 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:17,132 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:19,176 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 01:42:24,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:42:24,715 INFO L93 Difference]: Finished difference Result 126859 states and 187986 transitions. [2022-07-20 01:42:24,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-20 01:42:24,716 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 608 [2022-07-20 01:42:24,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:42:25,394 INFO L225 Difference]: With dead ends: 126859 [2022-07-20 01:42:25,394 INFO L226 Difference]: Without dead ends: 80123 [2022-07-20 01:42:25,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-20 01:42:25,512 INFO L413 NwaCegarLoop]: 7209 mSDtfsCounter, 10101 mSDsluCounter, 14480 mSDsCounter, 0 mSdLazyCounter, 10339 mSolverCounterSat, 7311 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10982 SdHoareTripleChecker+Valid, 21689 SdHoareTripleChecker+Invalid, 17654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7311 IncrementalHoareTripleChecker+Valid, 10339 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.8s IncrementalHoareTripleChecker+Time [2022-07-20 01:42:25,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10982 Valid, 21689 Invalid, 17654 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7311 Valid, 10339 Invalid, 4 Unknown, 0 Unchecked, 29.8s Time] [2022-07-20 01:42:25,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80123 states. [2022-07-20 01:42:27,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80123 to 69224. [2022-07-20 01:42:27,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69224 states, 50063 states have (on average 1.3761260811377665) internal successors, (68893), 51391 states have internal predecessors, (68893), 16311 states have call successors, (16311), 2844 states have call predecessors, (16311), 2849 states have return successors, (16345), 15968 states have call predecessors, (16345), 16309 states have call successors, (16345) [2022-07-20 01:42:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69224 states to 69224 states and 101549 transitions. [2022-07-20 01:42:28,418 INFO L78 Accepts]: Start accepts. Automaton has 69224 states and 101549 transitions. Word has length 608 [2022-07-20 01:42:28,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:42:28,420 INFO L495 AbstractCegarLoop]: Abstraction has 69224 states and 101549 transitions. [2022-07-20 01:42:28,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-20 01:42:28,420 INFO L276 IsEmpty]: Start isEmpty. Operand 69224 states and 101549 transitions. [2022-07-20 01:42:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2022-07-20 01:42:28,427 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:42:28,427 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:42:28,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-20 01:42:28,428 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:42:28,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:42:28,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1332916556, now seen corresponding path program 1 times [2022-07-20 01:42:28,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 01:42:28,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132629248] [2022-07-20 01:42:28,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:42:28,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 01:42:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-20 01:42:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-20 01:42:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-20 01:42:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:28,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-20 01:42:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-20 01:42:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-20 01:42:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-20 01:42:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-20 01:42:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-20 01:42:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 01:42:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-20 01:42:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-20 01:42:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-20 01:42:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-20 01:42:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-20 01:42:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-20 01:42:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-20 01:42:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-20 01:42:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-20 01:42:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-20 01:42:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-20 01:42:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-20 01:42:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-20 01:42:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-20 01:42:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-20 01:42:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-20 01:42:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-20 01:42:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-20 01:42:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-20 01:42:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-20 01:42:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-20 01:42:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-20 01:42:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-20 01:42:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-20 01:42:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-20 01:42:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-20 01:42:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-20 01:42:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-20 01:42:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-07-20 01:42:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-20 01:42:29,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-20 01:42:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-20 01:42:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-20 01:42:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-20 01:42:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-07-20 01:42:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2022-07-20 01:42:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-20 01:42:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-20 01:42:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-20 01:42:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-20 01:42:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-07-20 01:42:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-07-20 01:42:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-07-20 01:42:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-07-20 01:42:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2022-07-20 01:42:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 01:42:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:42:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2240 trivial. 0 not checked. [2022-07-20 01:42:29,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 01:42:29,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132629248] [2022-07-20 01:42:29,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132629248] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:42:29,518 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:42:29,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-20 01:42:29,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804955575] [2022-07-20 01:42:29,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:42:29,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-20 01:42:29,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 01:42:29,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-20 01:42:29,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-20 01:42:29,521 INFO L87 Difference]: Start difference. First operand 69224 states and 101549 transitions. Second operand has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 3 states have internal predecessors, (136), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60)