./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--fotg210-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-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 6831c80473b3bd102fb10b7b3c65e4c88728eb3739081530d9e505e798afb064 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:16:55,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:16:55,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:16:55,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:16:55,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:16:55,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:16:55,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:16:55,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:16:55,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:16:55,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:16:55,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:16:55,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:16:55,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:16:55,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:16:55,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:16:55,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:16:55,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:16:55,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:16:55,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:16:55,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:16:55,440 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:16:55,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:16:55,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:16:55,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:16:55,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:16:55,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:16:55,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:16:55,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:16:55,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:16:55,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:16:55,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:16:55,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:16:55,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:16:55,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:16:55,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:16:55,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:16:55,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:16:55,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:16:55,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:16:55,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:16:55,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:16:55,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:16:55,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:16:55,479 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:16:55,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:16:55,480 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:16:55,480 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:16:55,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:16:55,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:16:55,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:16:55,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:16:55,482 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:16:55,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:16:55,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:16:55,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:16:55,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:16:55,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:16:55,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:16:55,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:16:55,483 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:16:55,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:16:55,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:16:55,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:16:55,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:16:55,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:16:55,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:16:55,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:16:55,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:16:55,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:16:55,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:16:55,486 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:16:55,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:16:55,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:16:55,486 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6831c80473b3bd102fb10b7b3c65e4c88728eb3739081530d9e505e798afb064 [2022-07-14 02:16:55,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:16:55,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:16:55,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:16:55,772 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:16:55,772 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:16:55,774 INFO L432 ainManager$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--fotg210-hcd.ko-entry_point.cil.out.i [2022-07-14 02:16:55,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637547ff2/6dfa9eec43814d7cb071d0a73e57cb2f/FLAG29be342ea [2022-07-14 02:16:56,703 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:16:56,704 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--fotg210-hcd.ko-entry_point.cil.out.i [2022-07-14 02:16:56,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637547ff2/6dfa9eec43814d7cb071d0a73e57cb2f/FLAG29be342ea [2022-07-14 02:16:57,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637547ff2/6dfa9eec43814d7cb071d0a73e57cb2f [2022-07-14 02:16:57,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:16:57,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:16:57,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:16:57,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:16:57,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:16:57,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:16:57" (1/1) ... [2022-07-14 02:16:57,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb7544b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:16:57, skipping insertion in model container [2022-07-14 02:16:57,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:16:57" (1/1) ... [2022-07-14 02:16:57,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:16:57,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:17:00,388 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--fotg210-hcd.ko-entry_point.cil.out.i[367830,367843] [2022-07-14 02:17:00,434 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-14 02:17:00,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:17:00,460 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:17:00,962 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--fotg210-hcd.ko-entry_point.cil.out.i[367830,367843] [2022-07-14 02:17:00,982 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-14 02:17:00,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:17:01,174 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:17:01,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01 WrapperNode [2022-07-14 02:17:01,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:17:01,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:17:01,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:17:01,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:17:01,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:01,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:01,910 INFO L137 Inliner]: procedures = 335, calls = 4672, calls flagged for inlining = 153, calls inlined = 151, statements flattened = 12558 [2022-07-14 02:17:01,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:17:01,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:17:01,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:17:01,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:17:01,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:01,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:02,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:02,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:02,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:02,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:02,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:02,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:17:02,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:17:02,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:17:02,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:17:02,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (1/1) ... [2022-07-14 02:17:02,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:17:02,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:17:02,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 02:17:02,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 02:17:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2022-07-14 02:17:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2022-07-14 02:17:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_PSS [2022-07-14 02:17:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_PSS [2022-07-14 02:17:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2022-07-14 02:17:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2022-07-14 02:17:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2022-07-14 02:17:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2022-07-14 02:17:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2022-07-14 02:17:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2022-07-14 02:17:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qh_alloc [2022-07-14 02:17:02,680 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qh_alloc [2022-07-14 02:17:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:17:02,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:17:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:17:02,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:17:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_dequeue [2022-07-14 02:17:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_dequeue [2022-07-14 02:17:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2022-07-14 02:17:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2022-07-14 02:17:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_to_hcd [2022-07-14 02:17:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_to_hcd [2022-07-14 02:17:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-14 02:17:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-14 02:17:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-14 02:17:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-14 02:17:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:17:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:17:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2022-07-14 02:17:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2022-07-14 02:17:02,683 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2022-07-14 02:17:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2022-07-14 02:17:02,683 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2022-07-14 02:17:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2022-07-14 02:17:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2022-07-14 02:17:02,684 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2022-07-14 02:17:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 02:17:02,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 02:17:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 02:17:02,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 02:17:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_remove [2022-07-14 02:17:02,685 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_remove [2022-07-14 02:17:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2022-07-14 02:17:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2022-07-14 02:17:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_ASS [2022-07-14 02:17:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_ASS [2022-07-14 02:17:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2022-07-14 02:17:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2022-07-14 02:17:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_run [2022-07-14 02:17:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_run [2022-07-14 02:17:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 02:17:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 02:17:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:17:02,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:17:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2022-07-14 02:17:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2022-07-14 02:17:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 02:17:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 02:17:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_status_data [2022-07-14 02:17:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_status_data [2022-07-14 02:17:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_set_command_bit [2022-07-14 02:17:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_set_command_bit [2022-07-14 02:17:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2022-07-14 02:17:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2022-07-14 02:17:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-07-14 02:17:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-07-14 02:17:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_init [2022-07-14 02:17:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_init [2022-07-14 02:17:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2022-07-14 02:17:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2022-07-14 02:17:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_relinquish_port [2022-07-14 02:17:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_relinquish_port [2022-07-14 02:17:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fotg210 [2022-07-14 02:17:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fotg210 [2022-07-14 02:17:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_irq [2022-07-14 02:17:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_irq [2022-07-14 02:17:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2022-07-14 02:17:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2022-07-14 02:17:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_stop [2022-07-14 02:17:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_stop [2022-07-14 02:17:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:17:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 02:17:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 02:17:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2022-07-14 02:17:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2022-07-14 02:17:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_command_bit [2022-07-14 02:17:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_command_bit [2022-07-14 02:17:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2022-07-14 02:17:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2022-07-14 02:17:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:17:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:17:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-14 02:17:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-14 02:17:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-07-14 02:17:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-07-14 02:17:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-14 02:17:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-14 02:17:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2022-07-14 02:17:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2022-07-14 02:17:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-14 02:17:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-14 02:17:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 02:17:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 02:17:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 02:17:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 02:17:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_readl [2022-07-14 02:17:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_readl [2022-07-14 02:17:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-14 02:17:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-14 02:17:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer [2022-07-14 02:17:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer [2022-07-14 02:17:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-07-14 02:17:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-07-14 02:17:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:17:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:17:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_writel [2022-07-14 02:17:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_writel [2022-07-14 02:17:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2022-07-14 02:17:02,705 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2022-07-14 02:17:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2022-07-14 02:17:02,705 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2022-07-14 02:17:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_halt [2022-07-14 02:17:02,707 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_halt [2022-07-14 02:17:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-07-14 02:17:02,707 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-07-14 02:17:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_probe [2022-07-14 02:17:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_probe [2022-07-14 02:17:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2022-07-14 02:17:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2022-07-14 02:17:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 02:17:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 02:17:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_disable [2022-07-14 02:17:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_disable [2022-07-14 02:17:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-14 02:17:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-14 02:17:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 02:17:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 02:17:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2022-07-14 02:17:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2022-07-14 02:17:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_mem_cleanup [2022-07-14 02:17:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_mem_cleanup [2022-07-14 02:17:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_controller_death [2022-07-14 02:17:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_controller_death [2022-07-14 02:17:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 02:17:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 02:17:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2022-07-14 02:17:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2022-07-14 02:17:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-07-14 02:17:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2022-07-14 02:17:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2022-07-14 02:17:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2022-07-14 02:17:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_speed [2022-07-14 02:17:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_speed [2022-07-14 02:17:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2022-07-14 02:17:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2022-07-14 02:17:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-14 02:17:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-14 02:17:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_shutdown [2022-07-14 02:17:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_shutdown [2022-07-14 02:17:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-14 02:17:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-14 02:17:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_intr_unlinks [2022-07-14 02:17:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_intr_unlinks [2022-07-14 02:17:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_enable_event [2022-07-14 02:17:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_enable_event [2022-07-14 02:17:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_free [2022-07-14 02:17:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_free [2022-07-14 02:17:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_read_frame_index [2022-07-14 02:17:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_read_frame_index [2022-07-14 02:17:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-07-14 02:17:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-07-14 02:17:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 02:17:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_quiesce [2022-07-14 02:17:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_quiesce [2022-07-14 02:17:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2022-07-14 02:17:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2022-07-14 02:17:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_get_frame [2022-07-14 02:17:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_get_frame [2022-07-14 02:17:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2022-07-14 02:17:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2022-07-14 02:17:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-14 02:17:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-14 02:17:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 02:17:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 02:17:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 02:17:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 02:17:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_silence_controller [2022-07-14 02:17:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_silence_controller [2022-07-14 02:17:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-07-14 02:17:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-07-14 02:17:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:17:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:17:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer_complete [2022-07-14 02:17:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer_complete [2022-07-14 02:17:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-07-14 02:17:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-07-14 02:17:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 02:17:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 02:17:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 02:17:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_reset [2022-07-14 02:17:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_reset [2022-07-14 02:17:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-07-14 02:17:02,724 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2022-07-14 02:17:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-14 02:17:02,725 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-14 02:17:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:17:02,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:17:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2022-07-14 02:17:02,725 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2022-07-14 02:17:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 02:17:02,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 02:17:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:17:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-14 02:17:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_reset [2022-07-14 02:17:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_reset [2022-07-14 02:17:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-14 02:17:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-14 02:17:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-14 02:17:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-14 02:17:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:17:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2022-07-14 02:17:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2022-07-14 02:17:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2022-07-14 02:17:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2022-07-14 02:17:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2022-07-14 02:17:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2022-07-14 02:17:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:17:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_alloc [2022-07-14 02:17:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_alloc [2022-07-14 02:17:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_work [2022-07-14 02:17:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_work [2022-07-14 02:17:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2022-07-14 02:17:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2022-07-14 02:17:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-14 02:17:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-14 02:17:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 02:17:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 02:17:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_control [2022-07-14 02:17:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_control [2022-07-14 02:17:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2022-07-14 02:17:02,730 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2022-07-14 02:17:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-14 02:17:02,730 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-14 02:17:02,731 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-07-14 02:17:02,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-07-14 02:17:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-14 02:17:02,734 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-14 02:17:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2022-07-14 02:17:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2022-07-14 02:17:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-14 02:17:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-14 02:17:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2022-07-14 02:17:02,735 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2022-07-14 02:17:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2022-07-14 02:17:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2022-07-14 02:17:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2022-07-14 02:17:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2022-07-14 02:17:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2022-07-14 02:17:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2022-07-14 02:17:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 02:17:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 02:17:02,737 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_enqueue [2022-07-14 02:17:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_enqueue [2022-07-14 02:17:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2022-07-14 02:17:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2022-07-14 02:17:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-14 02:17:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-14 02:17:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2022-07-14 02:17:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2022-07-14 02:17:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 02:17:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 02:17:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-14 02:17:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-14 02:17:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 02:17:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 02:17:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 02:17:02,739 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 02:17:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2022-07-14 02:17:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2022-07-14 02:17:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 02:17:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fotg210_init [2022-07-14 02:17:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fotg210_init [2022-07-14 02:17:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_handed_over [2022-07-14 02:17:02,740 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_handed_over [2022-07-14 02:17:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_done [2022-07-14 02:17:02,741 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_done [2022-07-14 02:17:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:17:02,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:17:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-14 02:17:02,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-14 02:17:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 02:17:02,741 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 02:17:03,951 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:17:03,954 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:17:04,530 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:17:17,542 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_29_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_29 } true; [2022-07-14 02:17:17,934 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:17:17,976 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:17:17,976 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 02:17:17,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:17:17 BoogieIcfgContainer [2022-07-14 02:17:17,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:17:17,990 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:17:17,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:17:17,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:17:17,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:16:57" (1/3) ... [2022-07-14 02:17:17,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea0f0cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:17:17, skipping insertion in model container [2022-07-14 02:17:17,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:01" (2/3) ... [2022-07-14 02:17:17,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea0f0cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:17:17, skipping insertion in model container [2022-07-14 02:17:17,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:17:17" (3/3) ... [2022-07-14 02:17:17,998 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2022-07-14 02:17:18,014 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:17:18,015 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:17:18,146 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:17:18,153 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@7e9c2657, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4014614a [2022-07-14 02:17:18,154 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:17:18,171 INFO L276 IsEmpty]: Start isEmpty. Operand has 3942 states, 2841 states have (on average 1.4470256951777543) internal successors, (4111), 2927 states have internal predecessors, (4111), 961 states have call successors, (961), 139 states have call predecessors, (961), 138 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) [2022-07-14 02:17:18,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-14 02:17:18,192 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:17:18,193 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] [2022-07-14 02:17:18,194 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:17:18,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:17:18,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1345829926, now seen corresponding path program 1 times [2022-07-14 02:17:18,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:17:18,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953255196] [2022-07-14 02:17:18,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:17:18,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:17:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:17:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:17:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:17:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:17:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:17:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:17:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:17:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:17:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:17:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:17:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:17:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:17:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:17:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:17:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:17:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:17:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:17:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:17:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:17:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:17:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:17:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:17:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:17:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:17:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:17:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:17:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:17:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:17:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:17:19,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:17:19,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953255196] [2022-07-14 02:17:19,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953255196] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:17:19,931 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:17:19,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 02:17:19,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300293651] [2022-07-14 02:17:19,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:17:19,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 02:17:19,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:17:19,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 02:17:19,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:17:19,974 INFO L87 Difference]: Start difference. First operand has 3942 states, 2841 states have (on average 1.4470256951777543) internal successors, (4111), 2927 states have internal predecessors, (4111), 961 states have call successors, (961), 139 states have call predecessors, (961), 138 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) 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) [2022-07-14 02:17:32,215 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:17:35,376 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:17:37,422 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:17:40,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:17:40,209 INFO L93 Difference]: Finished difference Result 8302 states and 12968 transitions. [2022-07-14 02:17:40,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 02:17:40,217 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 [2022-07-14 02:17:40,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:17:40,353 INFO L225 Difference]: With dead ends: 8302 [2022-07-14 02:17:40,354 INFO L226 Difference]: Without dead ends: 4330 [2022-07-14 02:17:40,431 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 [2022-07-14 02:17:40,442 INFO L413 NwaCegarLoop]: 5507 mSDtfsCounter, 1789 mSDsluCounter, 5613 mSDsCounter, 0 mSdLazyCounter, 3517 mSolverCounterSat, 2297 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1890 SdHoareTripleChecker+Valid, 11120 SdHoareTripleChecker+Invalid, 5817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2297 IncrementalHoareTripleChecker+Valid, 3517 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:17:40,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1890 Valid, 11120 Invalid, 5817 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2297 Valid, 3517 Invalid, 3 Unknown, 0 Unchecked, 19.5s Time] [2022-07-14 02:17:40,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4330 states. [2022-07-14 02:17:41,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4330 to 3908. [2022-07-14 02:17:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3908 states, 2823 states have (on average 1.3843428976266383) internal successors, (3908), 2899 states have internal predecessors, (3908), 948 states have call successors, (948), 137 states have call predecessors, (948), 136 states have return successors, (946), 927 states have call predecessors, (946), 946 states have call successors, (946) [2022-07-14 02:17:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3908 states and 5802 transitions. [2022-07-14 02:17:41,143 INFO L78 Accepts]: Start accepts. Automaton has 3908 states and 5802 transitions. Word has length 375 [2022-07-14 02:17:41,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:17:41,145 INFO L495 AbstractCegarLoop]: Abstraction has 3908 states and 5802 transitions. [2022-07-14 02:17:41,146 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) [2022-07-14 02:17:41,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 5802 transitions. [2022-07-14 02:17:41,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-14 02:17:41,160 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:17:41,160 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] [2022-07-14 02:17:41,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 02:17:41,161 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:17:41,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:17:41,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1104598202, now seen corresponding path program 1 times [2022-07-14 02:17:41,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:17:41,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687533454] [2022-07-14 02:17:41,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:17:41,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:17:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:17:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:17:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:17:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:17:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:17:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:17:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:17:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:17:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:17:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:17:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:17:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:41,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:17:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:17:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:17:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:17:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:17:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:17:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:17:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:17:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:17:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:17:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:17:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:17:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:17:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:17:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:17:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:17:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:17:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:17:42,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:17:42,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687533454] [2022-07-14 02:17:42,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687533454] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:17:42,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:17:42,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:17:42,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279416619] [2022-07-14 02:17:42,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:17:42,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:17:42,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:17:42,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:17:42,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:17:42,583 INFO L87 Difference]: Start difference. First operand 3908 states and 5802 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) [2022-07-14 02:17:52,268 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:17:56,099 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:17:58,866 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:00,920 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:10,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:18:10,378 INFO L93 Difference]: Finished difference Result 12410 states and 18572 transitions. [2022-07-14 02:18:10,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:18:10,379 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 [2022-07-14 02:18:10,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:18:10,439 INFO L225 Difference]: With dead ends: 12410 [2022-07-14 02:18:10,440 INFO L226 Difference]: Without dead ends: 8566 [2022-07-14 02:18:10,458 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 [2022-07-14 02:18:10,459 INFO L413 NwaCegarLoop]: 6210 mSDtfsCounter, 10961 mSDsluCounter, 7473 mSDsCounter, 0 mSdLazyCounter, 4667 mSolverCounterSat, 7612 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11741 SdHoareTripleChecker+Valid, 13683 SdHoareTripleChecker+Invalid, 12282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7612 IncrementalHoareTripleChecker+Valid, 4667 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2022-07-14 02:18:10,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11741 Valid, 13683 Invalid, 12282 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7612 Valid, 4667 Invalid, 3 Unknown, 0 Unchecked, 26.8s Time] [2022-07-14 02:18:10,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8566 states. [2022-07-14 02:18:10,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8566 to 7719. [2022-07-14 02:18:10,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7719 states, 5588 states have (on average 1.3863636363636365) internal successors, (7747), 5740 states have internal predecessors, (7747), 1859 states have call successors, (1859), 272 states have call predecessors, (1859), 271 states have return successors, (1857), 1818 states have call predecessors, (1857), 1857 states have call successors, (1857) [2022-07-14 02:18:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7719 states to 7719 states and 11463 transitions. [2022-07-14 02:18:10,845 INFO L78 Accepts]: Start accepts. Automaton has 7719 states and 11463 transitions. Word has length 375 [2022-07-14 02:18:10,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:18:10,849 INFO L495 AbstractCegarLoop]: Abstraction has 7719 states and 11463 transitions. [2022-07-14 02:18:10,850 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) [2022-07-14 02:18:10,850 INFO L276 IsEmpty]: Start isEmpty. Operand 7719 states and 11463 transitions. [2022-07-14 02:18:10,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-07-14 02:18:10,857 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:18:10,857 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] [2022-07-14 02:18:10,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 02:18:10,858 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:18:10,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:18:10,858 INFO L85 PathProgramCache]: Analyzing trace with hash 742675837, now seen corresponding path program 1 times [2022-07-14 02:18:10,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:18:10,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935994323] [2022-07-14 02:18:10,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:18:10,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:18:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:18:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:18:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:18:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:18:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:18:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:18:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:18:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:18:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:18:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:18:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:18:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:18:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:18:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:18:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:18:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:18:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:18:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:18:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:18:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:18:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:18:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:18:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:18:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:18:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:18:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:18:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:18:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:18:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:11,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:18:11,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:18:11,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935994323] [2022-07-14 02:18:11,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935994323] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:18:11,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:18:11,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:18:11,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126071516] [2022-07-14 02:18:11,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:18:11,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:18:11,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:18:11,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:18:11,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:18:11,894 INFO L87 Difference]: Start difference. First operand 7719 states and 11463 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) [2022-07-14 02:18:23,435 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:26,438 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:28,487 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:40,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:18:40,850 INFO L93 Difference]: Finished difference Result 24651 states and 36871 transitions. [2022-07-14 02:18:40,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:18:40,851 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 [2022-07-14 02:18:40,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:18:40,965 INFO L225 Difference]: With dead ends: 24651 [2022-07-14 02:18:40,966 INFO L226 Difference]: Without dead ends: 16996 [2022-07-14 02:18:41,006 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 [2022-07-14 02:18:41,007 INFO L413 NwaCegarLoop]: 6254 mSDtfsCounter, 9699 mSDsluCounter, 9898 mSDsCounter, 0 mSdLazyCounter, 6786 mSolverCounterSat, 5427 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10475 SdHoareTripleChecker+Valid, 16152 SdHoareTripleChecker+Invalid, 12216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5427 IncrementalHoareTripleChecker+Valid, 6786 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2022-07-14 02:18:41,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10475 Valid, 16152 Invalid, 12216 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5427 Valid, 6786 Invalid, 3 Unknown, 0 Unchecked, 28.0s Time] [2022-07-14 02:18:41,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16996 states. [2022-07-14 02:18:41,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16996 to 15309. [2022-07-14 02:18:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15309 states, 11094 states have (on average 1.3872363439697133) internal successors, (15390), 11398 states have internal predecessors, (15390), 3673 states have call successors, (3673), 542 states have call predecessors, (3673), 541 states have return successors, (3671), 3592 states have call predecessors, (3671), 3671 states have call successors, (3671) [2022-07-14 02:18:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15309 states to 15309 states and 22734 transitions. [2022-07-14 02:18:41,741 INFO L78 Accepts]: Start accepts. Automaton has 15309 states and 22734 transitions. Word has length 376 [2022-07-14 02:18:41,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:18:41,746 INFO L495 AbstractCegarLoop]: Abstraction has 15309 states and 22734 transitions. [2022-07-14 02:18:41,746 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) [2022-07-14 02:18:41,746 INFO L276 IsEmpty]: Start isEmpty. Operand 15309 states and 22734 transitions. [2022-07-14 02:18:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-07-14 02:18:41,752 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:18:41,752 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] [2022-07-14 02:18:41,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 02:18:41,753 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:18:41,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:18:41,753 INFO L85 PathProgramCache]: Analyzing trace with hash -10298416, now seen corresponding path program 1 times [2022-07-14 02:18:41,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:18:41,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234519323] [2022-07-14 02:18:41,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:18:41,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:18:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:18:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:18:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:18:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:18:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:18:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:18:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:18:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:18:42,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:18:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:18:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:18:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:18:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:18:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:18:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:18:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:18:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:18:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:18:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:18:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:18:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:18:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:18:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:18:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:18:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:18:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:18:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:18:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:18:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:42,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:18:42,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:18:42,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234519323] [2022-07-14 02:18:42,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234519323] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:18:42,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:18:42,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:18:42,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255067924] [2022-07-14 02:18:42,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:18:42,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:18:42,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:18:42,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:18:42,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:18:42,811 INFO L87 Difference]: Start difference. First operand 15309 states and 22734 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) [2022-07-14 02:18:52,227 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:54,911 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:08,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:10,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:19:10,759 INFO L93 Difference]: Finished difference Result 48536 states and 72558 transitions. [2022-07-14 02:19:10,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:19:10,760 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 [2022-07-14 02:19:10,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:19:10,981 INFO L225 Difference]: With dead ends: 48536 [2022-07-14 02:19:10,981 INFO L226 Difference]: Without dead ends: 33291 [2022-07-14 02:19:11,059 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 [2022-07-14 02:19:11,062 INFO L413 NwaCegarLoop]: 6720 mSDtfsCounter, 8302 mSDsluCounter, 10604 mSDsCounter, 0 mSdLazyCounter, 6981 mSolverCounterSat, 4902 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9078 SdHoareTripleChecker+Valid, 17324 SdHoareTripleChecker+Invalid, 11886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4902 IncrementalHoareTripleChecker+Valid, 6981 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2022-07-14 02:19:11,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9078 Valid, 17324 Invalid, 11886 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4902 Valid, 6981 Invalid, 3 Unknown, 0 Unchecked, 26.8s Time] [2022-07-14 02:19:11,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33291 states. [2022-07-14 02:19:12,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33291 to 30049. [2022-07-14 02:19:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30049 states, 21794 states have (on average 1.3875378544553547) internal successors, (30240), 22392 states have internal predecessors, (30240), 7177 states have call successors, (7177), 1074 states have call predecessors, (7177), 1077 states have return successors, (7199), 7023 states have call predecessors, (7199), 7175 states have call successors, (7199) [2022-07-14 02:19:12,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30049 states to 30049 states and 44616 transitions. [2022-07-14 02:19:12,564 INFO L78 Accepts]: Start accepts. Automaton has 30049 states and 44616 transitions. Word has length 381 [2022-07-14 02:19:12,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:19:12,565 INFO L495 AbstractCegarLoop]: Abstraction has 30049 states and 44616 transitions. [2022-07-14 02:19:12,565 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) [2022-07-14 02:19:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 30049 states and 44616 transitions. [2022-07-14 02:19:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2022-07-14 02:19:12,574 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:19:12,574 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] [2022-07-14 02:19:12,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 02:19:12,575 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:19:12,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:19:12,575 INFO L85 PathProgramCache]: Analyzing trace with hash -8015216, now seen corresponding path program 1 times [2022-07-14 02:19:12,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:19:12,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233260117] [2022-07-14 02:19:12,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:19:12,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:19:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:12,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:19:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:19:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:19:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:19:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:19:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:19:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:19:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:19:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:19:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:19:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:19:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:19:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:19:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:19:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:19:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:19:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:19:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:19:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:19:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:19:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:19:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:19:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:19:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:19:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:19:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:19:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:19:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:19:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-14 02:19:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-14 02:19:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:13,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:19:13,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:19:13,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233260117] [2022-07-14 02:19:13,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233260117] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:19:13,524 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:19:13,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:19:13,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701058542] [2022-07-14 02:19:13,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:19:13,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:19:13,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:19:13,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:19:13,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:19:13,526 INFO L87 Difference]: Start difference. First operand 30049 states and 44616 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-07-14 02:19:32,285 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:34,322 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:36,230 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:38,263 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:40,298 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:42,332 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:45,076 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:47,234 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:51,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:19:51,870 INFO L93 Difference]: Finished difference Result 81209 states and 120383 transitions. [2022-07-14 02:19:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:19:51,871 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 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 408 [2022-07-14 02:19:51,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:19:52,473 INFO L225 Difference]: With dead ends: 81209 [2022-07-14 02:19:52,473 INFO L226 Difference]: Without dead ends: 51224 [2022-07-14 02:19:52,859 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 [2022-07-14 02:19:52,862 INFO L413 NwaCegarLoop]: 7585 mSDtfsCounter, 4962 mSDsluCounter, 11520 mSDsCounter, 0 mSdLazyCounter, 6949 mSolverCounterSat, 3188 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5447 SdHoareTripleChecker+Valid, 19105 SdHoareTripleChecker+Invalid, 10144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3188 IncrementalHoareTripleChecker+Valid, 6949 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.8s IncrementalHoareTripleChecker+Time [2022-07-14 02:19:52,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5447 Valid, 19105 Invalid, 10144 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3188 Valid, 6949 Invalid, 7 Unknown, 0 Unchecked, 36.8s Time] [2022-07-14 02:19:52,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51224 states. [2022-07-14 02:19:55,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51224 to 46408. [2022-07-14 02:19:55,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46408 states, 33578 states have (on average 1.3779558043957354) internal successors, (46269), 34482 states have internal predecessors, (46269), 10907 states have call successors, (10907), 1919 states have call predecessors, (10907), 1922 states have return successors, (10929), 10672 states have call predecessors, (10929), 10905 states have call successors, (10929) [2022-07-14 02:19:56,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46408 states to 46408 states and 68105 transitions. [2022-07-14 02:19:56,263 INFO L78 Accepts]: Start accepts. Automaton has 46408 states and 68105 transitions. Word has length 408 [2022-07-14 02:19:56,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:19:56,265 INFO L495 AbstractCegarLoop]: Abstraction has 46408 states and 68105 transitions. [2022-07-14 02:19:56,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-07-14 02:19:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 46408 states and 68105 transitions. [2022-07-14 02:19:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2022-07-14 02:19:56,277 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:19:56,277 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] [2022-07-14 02:19:56,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 02:19:56,277 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:19:56,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:19:56,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1360788946, now seen corresponding path program 1 times [2022-07-14 02:19:56,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:19:56,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629957905] [2022-07-14 02:19:56,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:19:56,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:19:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:19:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:19:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:19:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:19:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:19:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:19:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:19:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:19:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:19:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:19:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:19:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:19:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:19:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:19:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:19:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:19:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:19:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:19:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:19:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:19:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:19:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:19:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:19:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:19:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:19:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:19:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:19:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:19:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 02:19:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-14 02:19:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 02:19:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2022-07-14 02:19:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 02:19:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-14 02:19:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-14 02:19:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-14 02:19:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-14 02:19:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-07-14 02:19:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-14 02:19:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:57,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-07-14 02:19:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:58,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:58,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:58,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4319 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4317 trivial. 0 not checked. [2022-07-14 02:19:58,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:19:58,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629957905] [2022-07-14 02:19:58,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629957905] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:19:58,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:19:58,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 02:19:58,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959165675] [2022-07-14 02:19:58,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:19:58,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 02:19:58,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:19:58,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 02:19:58,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-14 02:19:58,071 INFO L87 Difference]: Start difference. First operand 46408 states and 68105 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) [2022-07-14 02:20:15,138 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:20:17,589 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:20:19,702 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:20:23,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:20:23,080 INFO L93 Difference]: Finished difference Result 97604 states and 143917 transitions. [2022-07-14 02:20:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 02:20:23,081 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 [2022-07-14 02:20:23,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:20:23,550 INFO L225 Difference]: With dead ends: 97604 [2022-07-14 02:20:23,551 INFO L226 Difference]: Without dead ends: 51212 [2022-07-14 02:20:23,699 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 [2022-07-14 02:20:23,700 INFO L413 NwaCegarLoop]: 5435 mSDtfsCounter, 2313 mSDsluCounter, 14084 mSDsCounter, 0 mSdLazyCounter, 6619 mSolverCounterSat, 2419 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2414 SdHoareTripleChecker+Valid, 19519 SdHoareTripleChecker+Invalid, 9041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2419 IncrementalHoareTripleChecker+Valid, 6619 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.2s IncrementalHoareTripleChecker+Time [2022-07-14 02:20:23,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2414 Valid, 19519 Invalid, 9041 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2419 Valid, 6619 Invalid, 3 Unknown, 0 Unchecked, 23.2s Time] [2022-07-14 02:20:23,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51212 states. [2022-07-14 02:20:25,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51212 to 46408. [2022-07-14 02:20:25,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46408 states, 33578 states have (on average 1.3774793019238787) internal successors, (46253), 34482 states have internal predecessors, (46253), 10907 states have call successors, (10907), 1919 states have call predecessors, (10907), 1922 states have return successors, (10929), 10672 states have call predecessors, (10929), 10905 states have call successors, (10929) [2022-07-14 02:20:26,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46408 states to 46408 states and 68089 transitions. [2022-07-14 02:20:26,131 INFO L78 Accepts]: Start accepts. Automaton has 46408 states and 68089 transitions. Word has length 574 [2022-07-14 02:20:26,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:20:26,132 INFO L495 AbstractCegarLoop]: Abstraction has 46408 states and 68089 transitions. [2022-07-14 02:20:26,133 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) [2022-07-14 02:20:26,133 INFO L276 IsEmpty]: Start isEmpty. Operand 46408 states and 68089 transitions. [2022-07-14 02:20:26,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2022-07-14 02:20:26,137 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:20:26,138 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, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 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] [2022-07-14 02:20:26,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 02:20:26,138 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:20:26,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:20:26,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1656237010, now seen corresponding path program 1 times [2022-07-14 02:20:26,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:20:26,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173412152] [2022-07-14 02:20:26,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:20:26,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:20:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:20:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:20:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:20:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:20:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:26,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:20:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:20:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:20:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:20:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:20:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:20:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:20:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:20:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:20:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:20:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:20:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:20:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:20:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:20:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:20:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:20:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:20:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:20:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:20:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:20:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:20:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:20:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:20:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:20:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 02:20:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-14 02:20:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:20:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 02:20:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 02:20:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-14 02:20:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-14 02:20:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-14 02:20:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-07-14 02:20:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-14 02:20:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-14 02:20:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 02:20:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2022-07-14 02:20:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-07-14 02:20:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-14 02:20:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2022-07-14 02:20:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-14 02:20:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-07-14 02:20:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-07-14 02:20:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-14 02:20:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-07-14 02:20:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2022-07-14 02:20:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2022-07-14 02:20:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2175 trivial. 0 not checked. [2022-07-14 02:20:27,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:20:27,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173412152] [2022-07-14 02:20:27,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173412152] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:20:27,699 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:20:27,699 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 02:20:27,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203317079] [2022-07-14 02:20:27,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:20:27,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 02:20:27,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:20:27,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 02:20:27,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-14 02:20:27,702 INFO L87 Difference]: Start difference. First operand 46408 states and 68089 transitions. Second operand has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (64), 6 states have call predecessors, (64), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58)